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Vergleichsliste R20 - R27 |
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Basisdaten
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Interne Bezeichnung Fahrgestell | 220/1 | 223/1 | 224/1 | 225/1 | 225/2 | 225/3 | 226/1 | 226/2 | |||
| Bauzeit | 1937-1938 | 1938-1940 | 1948-1950 | 1950-1951 | 1951-1953 | 1953-1956 | 1956-1960 | 1960-1966 | |||
| Rahmennummern (FIN) | 100 001 - 105 004 | 106 001 - 114 203 | 200 001 - 212 007 | 220 001 - 243 400 | 245 001 - 283 650 | 284 001 - 331 705 | 340 001 - 370 242 | 372 001 - 387 364 | |||
| Insgesamt gebaut | 5000 | 8200 | 12020 | 23400 | 38651 | 47700 | 30236 | 15364 | |||
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| Rahmennummer <-> Motornummer | meist nicht nummerngleich | meist nicht nummerngleich | nummerngleich | nummerngleich | nummerngleich | nummerngleich | nummerngleich | nummerngleich | |||
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| Zuordnung Baujahr-FIN |
1937: 100 001-103 153 1938: 103 154-105 004 |
1938:106 001-108 000 1939: 108 001-114 011 1940:114 012-114 203 |
... | ... | ... | ... | ... | ... | |||
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Rahmen
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Fahrgestellnummer |
hinten rechts unter dem Hinterrad-Bremsschlüssel |
hinten rechts unter dem Hinterrad-Bremsschlüssel |
rechts am "Würfel" für Motorhaltebolzen |
rechts am "Würfel" für Motorhaltebolzen 220 061 hinten rechtsauf oberer Hirafe-Aufnahme |
hinten rechts auf oberer Hirafe-Aufnahme |
rechts am Steuerkopf | rechts am Steuerkopf | rechts am Steuerkopf | |||
| Hinterradaufhängung | Starrrahmen | Starrrahmen | Starrrahmen | Gradwegfederung | Gradwegfederung | Gradwegfederung | Schwinge | Schwinge | |||
| Fügemethode | geschraubt | geschraubt | geschraubt | geschweißt | geschweißt | geschweißt | geschweißt | geschweißt | |||
| Beiwagentauglichkeit | kein Beiwagen möglich | kein Beiwagen möglich | kein Beiwagen möglich | Seitenwagenanschlüsse angeschweißt |
Seitenwagenanschlüsse angeschweißt Erste Serie rechts unten geschraubt |
Seitenwagenanschlüsse angeschweißt |
Seitenwagenanschlüsse angeschweißt 344 637 Hilfsrahmen erforderlich
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Hilfsrahmen erforderlich | |||
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Schalldämpferbefestigung am Rahmen hinten unten links |
Schraubenloch am Achsauge | Schraubenloch am Achsauge | Schraubenloch am Achsauge |
Klemmschraube Gleitrohraufnahme |
Klemmschraube Gleitrohraufnahme |
Doppelkegel-Buchse integriert in Gleitrohraufnahme |
Doppelkegel-Buchse außen am Rahmen |
Silentblock-Buchse außen am Rahmen |
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Gabel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| System | Telegabel | Telegabel | Telegabel | Telegabel | Telegabel | Telegabel | Schwingengabel | Schwingengabel | Schwingengabel | ||
| Lenkschloß | Rechts, untere Gabelbrücke | Rechts, untere Gabelbrücke | Rechts, untere Gabelbrücke | Obere Gabelbrücke | Obere Gabelbrücke | Linke Seite Lenkkopf unten | Linke Seite Lenkkopf unten | Linke Seite Lenkkopf unten | Linke Seite Lenkkopf mittig | ||
| Gummibalg | ja | ja | ja | ja | ja | nein | nein | nein | nein | ||
| Rechte Gabelfaust | Linksgewinde für Achse | Linksgewinde für Achse | Linksgewinde für Achse |
Linksgewinde für Achse 227 407 Bohrung für Achse
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Bohrung für Achse | Bohrung für Achse | Bohrung für Achse | Bohrung für Achse | |||
| Lasche für hydraulischen Lenkungsdämpfer | nein | nein | nein | nein | nein | nein | nein | ja |
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Tragfedern Vorderrad
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Länge entspannt (± 2 mm) | 250 mm | 250 mm | 250 mm | 282 mm | 282 mm | 372 mm | 286 mm | 286 mm | |||
| Drahtdurchmesser | 4,3 mm | 4,3 mm | 4,3 mm | 4,4 mm | 4,4 mm | 4,4 mm | 5,8 mm | 5,8 mm | |||
| Federaußendurchmesser | 27,1 mm | 27,1 mm | 27,1 mm | 27 mm | 27 mm | 27,2 mm | 47,6 mm | 47,6 mm | |||
| Windungszahl | 35 | 35 | 35 | 39 beidseitig progressiv | 39 beidseitig progressiv | 51 beidseitig progressiv | 24 beidseitig progressiv | 24 beidseitig progressiv | |||
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Gabelbrücken
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Montage für Lenkerhalter | Löcher, mittig | Löcher, mittig | Löcher, mittig | Löcher, nach hinten "herausragend" | Löcher, nach hinten "herausragend" | Kegel, mittig | Kegel, nach vorne "herausragend" | Löcher, mittig | |||
| Untere Gabelbrücke | Zwei Löcher für Laschenverschraubung | Zwei Löcher für Laschenverschraubung | Zwei Löcher für Laschenverschraubung | Zwei Kabelösen jeweils in Armmitte vorne | Zwei Kabelösen jeweils in Armmitte vorne | Vorne mittig M8 Gewinde für Hupenhalterung | >nicht vorhanden< | >nicht vorhanden< | |||
| Lenkschloß | Öse untere Gabelbrücke rechts | Öse untere Gabelbrücke rechts | Öse untere Gabelbrücke rechts | Lenkschloß Einsetzbohrung obere Gabelbrücke links | Lenkschloß Einsetzbohrung obere Gabelbrücke links | Schlitz im Gabelschaft links unten | Schlitz im Gabelschaft links unten | Schlitz im Gabelschaft links unten | |||
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Lampenhalter
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Form (alle mit Arm nach vorne zur Lampe) |
Konus, Höhe 160 mm unten Ø50 mm, oben Ø 44 mm mit Kragen |
Konus, Höhe 160 mm unten Ø50 mm, oben Ø 44 mm mit Kragen |
Konus, Höhe 160 mm unten Ø50 mm, oben Ø 40 mm mit Kragen |
Zylinder, Höhe 160 mm, Ø 50 mm |
Zylinder, Höhe 160 mm, Ø 50 mm |
Zylinder, Höhe 160 mm, Ø 50 mm |
Schale, Höhe 105 mm, 37 mm breit |
Schale, Höhe 105 mm, 37 mm breit |
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| Herstellung | 1-teilig gerollt und geschweißt | 1-teilig gerollt und geschweißt | 2-teilig, geschweißt | 1-teilig gerollt und geschweißt | 1-teilig gerollt und geschweißt | 2-teilig, geschweißt | 2-teilig, geschweißt | 2-teilig, geschweißt | |||
| Besonderheiten Rohrteil |
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Rohr auf der Innenseite 6 mm überlappt |
Rohr unter Haltearm 4 cm überlappt |
Rohr unter Haltearm 4 cm überlappt |
Rohr nahtlos | >nicht vorhanden< | >nicht vorhanden< | |||
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Einstellmutter Lenklager
Alle: Lagersitz Ø 34 mm Gewinde M28x1,5 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Gesamthöhe (Maß A) | 14 mm | 14 mm | 14 mm | 14 mm | 14 mm | 16 mm | 16 mm | 16 mm | |||
| Höhe oberer Teil (Maß B) | 3 mm | 3 mm | 3,5 mm | 3,5 mm | 3,5 mm | 6,5 mm | 6,5 mm | 6,5 mm | |||
| Bauform | Oben glatt (wie 1) | Oben glatt (wie 1) | Oben glatt (wie 1) | Oben glatt (wie 1) | Oben glatt (wie 1) |
Oben 2 Nuten, gegenüberliegend dort kein Gewinde (wie 2) |
Oben 2 Nuten, gegenüberliegend dort kein Gewinde (wie 2) |
Oben 2 Nuten, gegenüberliegend dort kein Gewinde (wie 2) |
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Lenkungsdämpferknebel
Rastkugelfedern 0,8 x 5 x 12 DIN 2098 Rastkugeln Durchmesser 5,5 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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zwei Flügel (eindeutig) | zwei Flügel (eindeutig) | zwei Flügel (eindeutig) | zwei Flügel (eindeutig) | zwei Flügel (eindeutig) | zwei Flügel (eindeutig) | Sternknauf (3 mm) | Sternknauf (3 mm, später 15 mm) | |||
| Länge Stange | 200 mm | 200 mm | 224 mm | 224 mm | 224 mm | 224 mm | 246 mm | 246 mm | |||
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Gewinde (Splintbohrung 2 mm vom unteren Ende) |
M8, 35 mm lang | M8, 35 mm lang | M8, 35 mm lang | M8, 35 mm lang | M8, 35 mm lang | M8, 35 mm lang | M8x1, 35 mm lang | M8x1, 35 mm lang | |||
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| Höhe Sicherungskappe | 10 mm | 10 mm | 22 mm | 22 mm | 22 mm | 22 mm | 19 mm | 19 mm | |||
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Widerstandsblech
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Achsenabstand (Maß A) | 100 mm | 100 mm | 95 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | |||
| Durchmesser Halteschraubenbohrung (Maß B) | 6,5 mm | 6,5 mm | 6,5 mm | 14,5 mm | 14,5 mm | 14,5 mm | 16,1 mm | 16,1 mm | |||
| Besonderheit (Merkmal C) | >nicht vorhanden< | >nicht vorhanden< | Lasche für Hupe | Lasche, 25 mm breit | Lasche, 25 mm breit | Lasche, 25 mm breit | Loch, Durchmesser 19,8 mm | Loch, Durchmesser 19,8 mm | |||
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Kotflügel vorne
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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innen, genietet >nicht vorhanden< innen, genietet |
innen, genietet >nicht vorhanden< innen, genietet |
innen, genietet >nicht vorhanden< innen, genietet |
innen, genietet außen, genietet innen, genietet |
außen, geschraubt außen, genietet innen, genietet |
außen, geschraubt außen, genietet innen, genietet |
außen, geschraubt >nicht vorhanden< Ohne Strebe direkt an Schwinge |
außen, geschraubt >nicht vorhanden< Ohne Strebe direkt an Schwinge |
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Sichtbare Blechbreite (Maß A) hinter der Gabel, bzw. mittlerer Strebe messen |
22+0,5 cm | 22+0,5 cm |
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25,4+0,5 cm | 25,4+0,5 cm | 22+0,5 cm | 22+0,5 cm | 22+0,5 cm | |||
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Länge untere Strebe ab Unter/Innenkante Schutzblech bis Ende Strebe (Maß B) |
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24 cm | 24 cm | 22,5 cm | >nicht vorhanden< | >nicht vorhanden< | |||
| Länge Verstärkung innen (Maß C) |
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78 mm | 78 mm | 132 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Bremsankerplatte
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bremsentyp | Halbnabenbremse | Halbnabenbremse | Halbnabenbremse | Halbnabenbremse | Halbnabenbremse | Vollnabenbremse | Vollnabenbremse | Vollnabenbremse | |||
| Bowdenzugnippelaufnahme an | Bremshebel | Bremshebel | Bremshebel | Bremshebel | Bremshebel | Bremsankerplatte | Bremsankerplatte | Bremsankerplatte | |||
| sichtbare Höhe Widerlagerbolzen | 25 mm | 25 mm |
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23 mm | 23 mm | 28 mm | 28 mm | 28 mm | |||
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Position Ablaufbohrung (Momentenstütze waagerecht) |
>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | "7 Uhr" | "7 Uhr" | "7 Uhr" | "6 Uhr" | "6 Uhr" | |||
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Lampentopf vorne
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Ø Frontöffnung (Maß A) (herstellerabhängig) |
164+1 mm (Bosch) | 164+1 mm (Bosch) | 170+1 mm (Bosch) |
170+1 mm (Bosch) 175+1 mm (Notek) |
170+1 mm (Bosch) | 170+1 mm (Bosch) | 170+1 mm (Bosch) | 170+1 mm (Bosch) | |||
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Länge (Maß B) (herstellerabhängig) |
(Bosch)
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(Bosch)
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(Bosch)
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190 mm (Bosch) (Notek)
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190 mm (Bosch) | 190 mm (Bosch) | 190 mm (Bosch) | 190 mm (Bosch) | |||
| Neben dem Zündschloß |
Ladekontrolle Sicherung
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Ladekontrolle Sicherung
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Ladekontrolle
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>frei< | >frei< | >frei< | >frei< | >frei< | |||
| Oberhalb des Tachos | >frei< | >frei< | >frei< |
Ladekontrolle Sicherung
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Ladekontrolle Sicherung
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>frei< | >frei< | >frei< | |||
| Unter dem Tacho | >frei< | >frei< | >frei< | >frei< | Leerlaufkontrolle |
Herzförmig Ladekontrolle und Leerlaufkontrolle |
Herzförmig Ladekontrolle und Leerlaufkontrolle |
Herzförmig Ladekontrolle und Leerlaufkontrolle |
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| Ausbuchtung für Hupe | nein | nein | nein | nein | nein | ja |
anfangs wie R25/3 dann ohne |
nein | |||
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Scheinwerfer
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Hersteller und Modell | Bosch EAS 150 2 T 45 | Bosch EAS 150 2 T 145 P | Bosch LE/MTA 160x2 (4/1) |
Bosch LE/MTA 160x2 (4/1) Notek
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Bosch LE/MTA 160x2 | Bosch LE/MTA 160x2 | Bosch LE/MTA 160x2 | Bosch LE/MTA 160x2/48 | |||
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Tacho
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Wegdrehzahl |
1,0 solo |
1,0 solo |
1,0 solo |
1,05 solo 1,2 Beiwagen |
1,05 solo 1,2 Beiwagen |
1,0 solo 1,15 Beiwagen |
1,0 solo 1,25 Beiwagen |
1,0 solo bis FIN 379 494 1,08 solo ab FIN 379 495 1,25 Beiwagen |
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| Anzeigebereich | 0-120 km/h | 0-120 km/h | 0-120 km/h | 0-120 km/h | 0-120 km/h |
0-140 km/h solo 0-120 km/h Beiwagen |
20-140 km/h wahrscheinlich auch 0-140 km/h |
20-140 km/h solo 10-110 km/h Beiwagen |
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| Schaltmarken | 25-50 | 25-50 | 20-35-60 | 20-35-60 | 25-45-70 |
25-50-75 solo 20-40-65 Beiwagen |
25-55-80 solo |
25-55-80 solo W=1,0 35-60-90 solo W=1,08 20-45-65 Beiwagen |
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Tachowelle
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Welle Gesamtlänge (Maß A) | 110 cm | 110 cm | 115,5 cm | 115,5 cm | 115,5 cm | 115,5 cm | 119 cm | 119 cm | |||
| Hülle Gesamtlänge (Maß B) | 108 cm | 108 cm | 112,5 cm | 112,5 cm | 112,5 cm | 112,5 cm | 116 cm | 116 cm | |||
| Hülle Außendurchmesser (Maß C) | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 7 mm | 7 mm | |||
| Hülse Tachoseite Länge (Maß D) | 36 mm | 36 mm | 27 mm | 27 mm | 27 mm | 27 mm | 27 mm | 27 mm | |||
| Steckmuffe Getriebeseite Länge (Maß E) | 32 mm | 32 mm | 30 mm | 30 mm | 30 mm | 30 mm | 35 mm | 35 mm | |||
| Steckmuffe Getriebeseite Durchesser (Maß F) | 16 mm | 16 mm | 16 mm | 16 mm | 16 mm | 16 mm | 11,5 mm | 11,5 mm | |||
| Überwurfmutter Tacho (Merkmal G) | M18x1,5 | M18x1,5 | M18x1,5 | M18x1,5 | M18x1,5 | M18x1,5 | M18x1,5 | M18x1,5 | |||
| Überstand tachoseitig (Maß H) |
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| Mitnehmer Getriebeseite (Merkmal I) | wie 1 (2,5 mm x 8 mm) | wie 1 (2,5 mm x 8 mm) | wie 2 (2,7 mm x 2,7 mm) | wie 2 (2,7 mm x 2,7 mm) | wie 2 (2,7 mm x 2,7 mm) | wie 2 (2,7 mm x 2,7 mm) | wie 2 (2,7 mm x 2,7 mm) | wie 2 (2,7 mm x 2,7 mm) | |||
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Anschlußplatte
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Unterschied |
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Zündnagel
Rolfs Zündschlüssel-Guide |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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2 flache | 2 flache | 2 flache | 2 flache | 2 flache | 1 hohes hinten | 1 hohes hinten | 1 hohes hinten | |||
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Hupe
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Hersteller und Modell | Bosch FD 6 D S 10 | Bosch FC 6 1 |
Schwarz Bosch FCE 6/1, Grün Bosch FCE 6/6 |
Schwarz Bosch FCE 6/1, später HO/FCF 6/1 Grün Bosch FCE 6/6 |
Bosch FCE 6/1 bzw. HO/FCF 6/8 oder NORIS HE6 |
Bosch HO/FCF 6/8 oder NORIS HE6 |
Bosch HO/FCF 6 A1 oder HO/FCF 6 A 20 |
HO/FCH 6/1 | |||
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| Montagepunkt | links am Getriebe | links am Getriebe |
unter dem Tank am Widerstandblech |
unter dem Tank am Rahmen |
unter dem Tank am Rahmen |
unter der Lampe am Gabeljoch |
unter dem Tank am Rahmen |
unter dem Tank am Rahmen |
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Lenkerbefestigung
ohne Sicherungsscheiben und Muttern |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Komponenten von oben her | keine (fest verschraubt) | keine (fest verschraubt) |
1. Stahldeckel 2. Gummischeibe 3. Gummischlauch 4. Gummischeibe 5. Stahldeckel |
1. Stahldeckel 2. Gummischeibe 3. Gummischlauch 4. Gummischeibe 5. Stahldeckel |
1. Stahldeckel 2. Gummischeibe 3. Gummischlauch 4. Gummischeibe 5. Stahldeckel |
1. Gummikegel 2, Abstandsrohr Stahl 3. Gummikegel 4. Stahlscheibe |
1. Gummikegel 2, Abstandsrohr Stahl 3. Gummikegel 4. Stahlscheibe |
1. Abstandsscheibe Metall | |||
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Abmessungen zentrales Gummiteil Höhe (Maß A) x Innendurchmesser (Maß B) x Außendurchmesser (Maß C) |
>nicht vorhanden< | >nicht vorhanden< |
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12 mm x Ø 13 mm x Ø 29 mm | 12 mm x Ø 13 mm x Ø 29 mm | >nicht vorhanden< | |||
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Lenkerhalter
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Klemmung Lenker |
Kopfschraube M8x30 von oben, Lenkerrückseite |
Kopfschraube M8x30 von oben, Lenkerrückseite |
Kopfschraube M8x30 von oben, Lenkerrückseite |
Sechskantschraube M8x1x22 von hinten, Lenkerunterseite |
Sechskantschraube M8x1x22 von hinten, Lenkerunterseite |
Kopfschraube M8x1x74 von oben, Lenkervorderseite |
Kopfschraube M8x1x74 von oben, Lenkervorderseite |
Kopfschraube M8x1x62 von oben, Lenkerrückseite |
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| Befestigung an Gabelbrücke |
angesetzter Bolzen (Mutter M10x1) |
angesetzter Bolzen (Kronenmutter M10x1) |
angesetzter Bolzen (Kronenmutter M10x1, später Schraube M8x1x22) |
angesetzter Bolzen M10x1x35 (Kronenmutter M10x1) |
angesetzter Bolzen M10x1x35 (Kronenmutter M10x1) |
mit Lenkerklemmschraube (Kronenmutter M8x1) |
mit Lenkerklemmschraube (Kronenmutter M8x1) |
mit Lenkerklemmschraube (Kronenmutter M8x1) |
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| Orientierung Ösenschrauben | Lenker möglichst weit hinten | Lenker möglichst weit hinten | Lenker möglichst weit hinten | Lenker möglichst weit hinten | Lenker möglichst weit hinten | Lenker möglichst weit hinten | Lenker möglichst weit hinten | Lenker möglichst weit vorne | |||
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Lenker
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Breite | 73 cm | 73 cm |
|
75 cm | 72 cm |
70 cm Magura 69 cm |
66 cm solo 69 cm Beiwagen |
66 cm solo 69 cm Beiwagen |
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Lenkerschalter
KS = Kippschalter, DS = Drehschalter Abblendschalter nicht näher bezeichnet ist elektrisch |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Linke Lenkerseite |
mech. Abblendschalter (KS) und Hupe |
mech. Abblendschalter (KS) und Hupe |
mech. Abblendschalter (KS) und Hupe |
mech. Abblendschalter (KS) und Hupe |
Abblendschalter (KS) und Hupe, Chromgehäuse |
Abblendschalter (KS) und Hupe, Chromgehäuse |
Abblendschalter (KS) und Hupe, Chromgehäuse |
Abblendschalter (KS) und Hupe, Chromgehäuse 379 498 Abblendsch. (KS),Hupe, Lichthupe, Chromgehäuse 385 265 Abblendsch. (DS),Lichthupe, Basisplatte links geneigt |
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| Anzahl Adern |
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4 | 4 | 4 |
4 379 498 5385 265 4
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| Rechte Lenkerseite |
alternative Position für Abblendschalter und Hupe anderer Lampentopf erf. |
alternative Position für Abblendschalter und Hupe anderer Lampentopf erf. |
>frei< | >frei< | >frei< | >frei< | >frei< |
Blinkerschalter (KS) und Lichthupe, Chromgehäuse 379 498 Blinkersch. (DS),Basisplatte horizontal 385 265 Blinkersch. (DS),Hupe, Basisplatte rechts geneigt |
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| Anzahl Adern | >nach Bedarf< | >nach Bedarf< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
5 379 498 3385 265 4
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Gaszug
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Kabel Durchmesser x Gesamtlänge Kabel inkl. Nippel |
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Ø 1,5 mm x 900 mm | Ø 1,5 mm x 910 mm | Ø 1,5 mm x 850 mm | Ø 1,5 mm x 875 mm | |||
| Gesamtlänge Hülle inkl, Endkappen |
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810 mm | 790 mm | 740 mm | 780 mm | |||
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Nippel lenkerseitig Ausführung Sektion I Durchmesser x Länge |
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Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
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Nippel vergaserseitig Ausführung Sektion I Durchmesser x Länge |
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Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
Tonne (wie 1) Ø 2,5 mm x 5,5 mm |
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| Anmerkung |
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für Vergaserdeckelplatte ohne Rohrbogen |
für Vergaserdeckelplatte ohne Rohrbogen |
für Vergaserdeckelplatte ohne Rohrbogen |
für Vergaserdeckelplatte mit Rohrbogen |
für Vergaserdeckelplatte mit Rohrbogen |
für Vergaserdeckelplatte mit Rohrbogen |
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Sattelträger
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Satteldecke | Drilastic | Drilastic | Drilastic | Pagusa | Pagusa | Pagusa | Pagusa | Pagusa | |||
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| Feder(n) verschraubt | unter hinteren Bolzen | unter hinteren Bolzen | unter hinteren Bolzen | unter hinteren Bolzen | an senkrechtem Federarm | an senkrechtem Federarm | an senkrechtem Federarm | an senkrechtem Federarm | |||
|
Verstellbereich für Fahrergewicht (Positionen) |
nein | nein | nein | 2 Federpositionen | 60-100 kg (4 Pos.) | 60-100 kg (4 Pos.) | 60-100 kg (4 Pos.) | 60-100 kg (4 Pos.) | |||
| Löcher für Sattellagerschraube | Ø 8 mm | Ø 8 mm | Ø 8 mm | Ø 8 mm | Ø 8 mm | Ø 10 mm | Ø 10 mm | Ø 10 mm | |||
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Sattelfeder(n)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Feder(n) | zwei stehend (schwarz) | zwei stehend (schwarz) | zwei stehend | eine stehend | eine liegend | eine liegend | eine liegend | eine liegend | |||
| Untere Öse ... | senkrecht | senkrecht | senkrecht | liegend | nicht anwendbar | nicht anwendbar | nicht anwendbar | nicht anwendbar | |||
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Ausführung Feder(n) (alle Schraubenfedern) |
Druckfeder | Druckfeder | Druckfeder | Druckfeder | Zugfeder | Zugfeder | Zugfeder | Zugfeder | |||
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Batteriehalter
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Spannband | Stahl, einteilig | Stahl, einteilig |
Stahl, zweiteilig auch Gummi |
Stahl, zweiteilig |
Stahl, zweiteilig 263 051 Gummi
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Gummi | Gummi | Gummi | |||
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Hauptständer
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Rückholfeder |
Eine Spiralfeder seitlich und Federzunge f. Arretierung |
Eine Spiralfeder seitlich und Federzunge f. Arretierung |
Eine Spiralfeder seitlich und Federzunge f. Arretierung |
Eine Spiralfeder seitlich und Blattfeder f. Arretierung |
Eine Spiralfeder seitlich 267 301 mittig
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Zwei Spiralfedern mittig | Zwei Spiralfedern mittig | Zwei Spiralfedern mittig | |||
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Abstand Bohrungsmittelpunkt zu "Anlagefläche" (Maß A) |
ca. 15 mm | ca. 15 mm | ca. 15 mm | ca. 20 mm | ca. 15 mm | ca. 40 mm | ca. 15 mm | ca. 15 mm | |||
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Abstand "Anlagefläche" zur Aufstandsfläche (Maß B) |
ca. 190 mm | ca. 190 mm | ca. 190 mm | ca. 210 mm | ca. 225 mm | ca. 230 mm | ca. 255 mm | ca. 255 mm | |||
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U-förmiger Bügel für Rückholfeder |
ja | ja | ja | nein | nein | nein | nein | nein | |||
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Motorhaltebolzen (unten)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Länge (Maß A) | 265 mm | 265 mm | 265 mm | 265 mm | 265 mm | 257 mm | 257 mm | konstruktiv anders gelöst | |||
| Durchmesser Schaft (Maß B) | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | konstruktiv anders gelöst | |||
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Beide Gewinde Durchmesser x Länge (Merkmal C) |
M12x1,5 x 20 mm | M12x1,5 x 20 mm | M12x1,5 x 20 mm | M12x1,5 x 20 mm | M12x1,5 x 20 mm | M12x1,5 x 20 mm | M12x1,5 x 20 mm | konstruktiv anders gelöst | |||
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Motorhalteschraube (oben)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Länge (Maß A) | 195 mm | 195 mm | 200 mm | 200 mm | 200 mm | 250 mm | 250 mm | konstruktiv anders gelöst | |||
| Durchmesser Schaft (Maß B) | 10 mm | 10 mm | 10 mm | 10 mm | 10 mm | 10 mm | 10 mm | konstruktiv anders gelöst | |||
| Gewinde Durchmesser x Länge (Merkmal C) | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | konstruktiv anders gelöst | |||
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Fußrasten Fahrer
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bauform | Rohr | Rohr | Rohr | L-Form | L-For | L-Form | L-Form | L-Form | |||
| Verzahnung (Merkmal A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | grob verzahnt (15Z) | grob verzahnt (15Z) | grob verzahnt (15Z) | grob verzahnt (15Z) | grob verzahnt (15Z) | |||
| Achsabstand (Maß B) | nicht anwendbar | nicht anwendbar | nicht anwendbar | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | |||
| Querschnitt im Gummi | rund | rund | rund | sechseckig | sechseckig | sechseckig | sechseckig | sechseckig | |||
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Fußrasten Sozius
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Bauform (nur feste Variante!) |
L-Form | L-Form | L-Form | L-Form | L-Form | L-Form | L-Form | L-Form | |||
| Verzahnung (Merkmal A) |
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grob verzahnt (15Z) | grob verzahnt (15Z) | grob verzahnt (15Z) | grob verzahnt (15Z) | grob verzahnt (15Z) | |||
| Achsabstand (Maß B) |
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50 mm | 50 mm | 50 mm | 110 mm | 110 mm | |||
| Querschnitt im Gummi |
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sechseckig | sechseckig | sechseckig | sechseckig | sechseckig | |||
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Anschlag Kickstarthebel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Montage | Halter angeschraubt | Halter angeschraubt | Halter angeschraubt | Halter angeschraubt | Halter angeschraubt | Halter angeschraubt | Halter angeschraubt | Halter angeschweißt | |||
| Gummiteil | spezieller Gummi | spezieller Gummi | spezieller Gummi | spezieller Gummi | spezieller Gummi | spezieller Gummi | spezieller Gummi | Hauptständeranschlaggummi | |||
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Dicke des Gummis über dem Rahmenrohr (Maß A) |
16 mm | 16 mm | 16 mm | 16 mm | 16 mm |
16 mm 292 000 26 mm
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16 mm |
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Kotflügel hinten
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Kabelkanal | nein | nein | nein | nein | ja | ja | ja | ja | |||
| Passage Kardanwelle |
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Ausschnitt |
Auschnitt und eingeschraubtes Abdeckblech |
breite Einschnürung | breite Einschnürung | |||
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V-förmige Sicke nahe innerem Rand (beidseitig, nicht entlang der gesamten Länge) |
nein (wie 1) | nein (wie 1) | nein (wie 1) | nein (wie 1) | nein (wie 1) | nein (wie 1) | ja (wie 2) | ja (wie 2) | |||
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Länge senkrechte Strebe ab Unterkante Schutzblech bis Ende Strebe (Maß A) |
>nicht vorhanden< | >nicht vorhanden< | 24 cm | 18 cm | 18 cm | 14 cm |
>nicht vorhanden< am Federbeindom befestigt |
>nicht vorhanden< am Federbeindom befestigt |
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Hintere Befestigung der Gepäckbrücke |
zwei Niete | zwei Niete | eine Schraube | eine Schraube | zwei Schrauben M6 | zwei Schrauben M6 | zwei Schrauben M6 | zwei Schrauben M6 | |||
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Scharnier (Buchsen Blech + Klappteil) |
nein | nein | nein |
ja (3 + 2) |
ja (3 + 2) |
ja (2 + 1) |
ja (2 + 1) |
ja (2 + 1) |
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| Ende hintere Strebe | Öse | Öse | Öse | Gewindebolzen M8 | Gewindebolzen M8 | Gewindebolzen M8 |
Öse, hakenförmig geöffnet |
Loch oder gabelförmig | |||
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Löcher für Rücklicht Befestigungsschrauben |
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3 (2 oben, 1 unten) ab 09/1958 4 (2 oben, 2 unten) |
4 (2 oben, 2 unten) | |||
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Rücklicht
Rolfs Rücklichtabhandlung |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bauform |
Bosch "Eiform" Typ JN 7 K 1 |
Bosch "Eiform" Typ JN 7 K 1 |
Noris "Nasenbär" | Eber-Rücklicht | Eber-Rücklicht | Eber-Rücklicht |
Eber-Rücklicht "3 Schrauben" ab 09/1958 Hella "Tonne" (zylindrisch) |
Hella "Tonne" (konisch) | |||
| Kabelzuführung | extern | extern | extern | extern | durch den Kotflügel | durch den Kotflügel | durch den Kotflügel | durch den Kotflügel | |||
| Befestigungsschrauben |
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3 (2 oben, 1 unten) | 4 (2 oben, 2 unten) | |||
| Rücklichtglas | Halbkreis, ca. Ø 27 mm | Halbkreis, ca. Ø 27 mm | Rund, ca. Ø 25 mm | Rund, Ø 47 mm |
Rund, Ø 47 mm (1951) rund, Ø 51 mm (ab 1952) |
Rund, Ø 51 mm und Bremslicht oben |
Rund, Ø 51 mm, sehr dick Tonne Ø 95 mm |
Rund, Ø 95 mm | |||
| Glaseinfassung | >nicht vorhanden< | >nicht vorhanden< | Aluring | Aluring | Aluring | Aluring |
lackierter Stahl und von außen aufgeschobener Chromring |
lackierter Stahl | |||
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| Beleuchtungsmittel |
Birne 3W Licht |
Birne 3W Licht |
Birne 2W Licht |
15 mm Birne 3W Licht |
Sofitte Licht 5W |
2 Sofitten Licht 5W und Bremse 10W |
Bei Eber Bilux-Birne 5/21W Tonne Bilux-Birne 5/21W Licht und Bremse Birne 5W Kennzeichen |
Bilux-Birne 5/21W Licht und Bremse Birne 5W Kennzeichen |
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Tank
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Werkzeugfach |
oben aufgesetzt |
oben eingelassen Scharnier rechts |
oben eingelassen Scharnier rechts |
oben eingelassen Scharnier rechts |
oben eingelassen Scharnier unten |
links eingelassen Scharnier unten |
oben eingelassen Scharnier unten |
oben eingelassen Scharnier unten |
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| Befestigung vorne | "hohe" Laschen | "hohe" Laschen | "hohe" Laschen | "hohe" Laschen | "hohe" Laschen |
"tiefe" Laschen(alt) "hohe" Laschen (neu) |
Führungsbuchsen im Falz | Führungsbuchsen im Falz | |||
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Befestigung hinten Alle Gewinde M8x1! |
Laschen | Laschen | Laschen | Laschen | Gewindebuchsen |
Winkel mit Gewinde (alt) M8 Gewindebuchsen (neu) |
Gewindebuchsen | Gewindebuchsen | |||
| Benzinhahn Anschlußseite | rechts | rechts | rechts | rechts | rechts | links | links | links | |||
| Anschlußgewinde für Benzinhahn | Innengewinde M14x1,5 | Innengewinde M14x1,5 | Innengewinde M14x1,5 | Außengewinde M16x1 | Außengewinde M16x1 | Außengewinde M20x1 | Außengewinde M20x1 | Außengewinde M20x1 | |||
| Ausgleichsleitung | nein | nein | nein | nein | nein | ja | ja | ja | |||
| Ansaugrohr | nein | nein | nein | nein | nein | ja | nein | nein | |||
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| Befestigungsschrauben BMW-Plakette |
Halbrundkopf-Schraube M4x8 |
Halbrundkopf-Schraube M4x8 |
Linsenkopf-Senkschraube M3x10 |
Linsenkopf-Senkschraube M3x6 |
Linsenkopf-Senkschraube M4x8 |
Linsenkopf-Senkschraube M4x8 |
Linsenkopf-Senkschraube M4x8 |
Linsenkopf-Senkschraube M4x8 |
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Benzinhahn
Durchflußmenge min. 250 ml/min |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Typ | "Frankfurter Modell" | "Frankfurter Modell" | "Frankfurter Modell" | Everbest FLR 1140FF | Everbest FLR 1140FF | Everbest "Torpedo" | Everbest "Torpedo" | Everbest "Torpedo" | |||
| Anschlußgewinde am Tank | Innengewinde M14x1,5 | Innengewinde M14x1,5 | Innengewinde M14x1,5 | Außengewinde M16x1 | Außengewinde M16x1 | Außengewinde M20x1 | Außengewinde M20x1 | Außengewinde M20x1 | |||
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Luftfilter
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| System | Drahtluftfilter | Drahtluftfilter | Drahtluftfilter | Drahtluftfilter | Drahtluftfilter | Drahtluftfilter | Drahtluftfiltereinsatz |
Drahtluftfiltereinsatz Papierluftfiltereinsatz ab FIN 379 582 |
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| Durchmesser Auslaß | 35 mm | 35 mm | 35 mm | 35 mm | 35 mm | 40 mm | 40 mm | 40 mm | |||
| Gesamtdurchmesser | 95 mm | 95 mm | 100 mm | 100 mm | 95 mm | 95 mm | 120 mm |
120 mm (Drahteinsatz) 106,5 mm (Papiereinsatz) |
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| Position am Fahrzeug | direkt am Vergaser | direkt am Vergaser | direkt am Vergaser | direkt am Vergaser | direkt am Vergaser |
am Tank vorne rechts unten am "Schnorchel" |
im Luftfilterkasten | im Luftfilterkasten | |||
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Vergaser
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Modell | AMAL Typ M74-428S | AMAL Typ M74-435S | Bing Typ AJ 1/22/27 | Bing Typ 1/22/28 |
Bing Typ 1/22/44 Alternativ SAWE Typ K 22 F |
Bing Typ 1/24/41 1/24/42 ab Okt. 1953 Alternativ SAWE K 24 F |
Bing Typ 1/26/46 dann 1/26/52 1/26/55 ab Jun. 1956 |
Bing Typ 1/26/68 1/26/79 ab Jan 1962 ... ... bis FIN 379 581 1/26/83 ab FIN 379 582 1/26/93 ab FIN 384 365 |
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| Schwimmergewicht | 7 gr | 7,5 gr | 11 gr | 11 gr |
Bing 11 gr SAWE 8 gr |
Bing 11 gr SAWE 8 gr |
Bing 1/26/46 = 11 gr Bing 1/26/52 = 11 gr Bing 1/26/55 = 7 gr |
Bing 1/26/68 = 7 gr Bing 1/26/79 = 11 gr Bing 1/26/83 =11 gr Bing 1/26/93 = 11 gr |
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Mögliche Ersatztypen nicht original, aber funktionell Geros Vergaserliste |
... | AMAL 22E1B | ... | ... | ... | Mikuni VM24-473 |
Bing 1/26/111, Bing 1/26/113, Bing 1/26/123, Mikuni VM26-665, AMAL 27/376 |
Bing 1/26/111, Bing 1/26/113, Bing 1/26/123, Mikuni VM26-665, AMAL 27/376 |
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Deckelverschraubung
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Außendurchmesser (Maß A) | 36 mm | 36 mm | 37 mm | 39 mm |
Bing 39 mm SAWE
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Bing 39 mm SAWE 37 mm |
41 mm | 41 mm | |||
| Gewinde | M30x1 | M30x1 | M32x1 | M34x1 |
Bing M34x1 SAWE
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Bing M34x1 SAWE
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M38x1 | M38x1 | |||
| Detailansicht Rand | wie 1 | wie 1 | wie 1 | wie 1 |
Bing wie 1 SAWE wie 3 |
Bing wie 1 SAWE wie 3 |
wie 2 | wie 2 | |||
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Vergaserschieber
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Teilenummer Hersteller | AMAL 4/052 | AMAL 4/052 | Bing 22-360 | Bing 22-460 |
Bing 22-460 SAWE 023 |
Bing 22-470 SAWE 151 |
Bing 22-540 | Bing 22-540 | |||
| Durchmesser x Länge | Ø 25,4 mm x 28,6 mm | Ø 25,4 mm x 28,6 mm | Ø 24,5 mm x 38,4 mm | Ø 26,95 mm x 39,8 mm | Bing Ø 26,95 mm x 39,8 mm |
Bing Ø 26,95 mm x 41,8 mm SAWE Ø 27,95 mm x 35 mm |
Ø 29,45 mm x 42 mm | Ø 29,45 mm x 42 mm | |||
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Führung von oben (durch den Deckel), 12 Uhr=Flansch, 6 Uhr=Einlaß |
Längschlitze auf 3 und 9 Uhr | Längschlitze auf 3 und 9 Uhr | Nase auf 9 Uhr | Nase auf 6 Uhr | Bing Nase auf 6 Uhr |
Bing Nase auf 6 Uhr SAWE Längnut auf 6 Uhr |
Nase auf 9 Uhr | Nase auf 9 Uhr | |||
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Krümmer
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Krümmeraußendurchmesser (Maß A) | 36 mm | 36 mm | 36 mm | 36 mm | 36 mm | 30 mm | 36 mm | 36 mm | |||
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Rohrausrichtung am Zylinderkopf von oben gesehen (Merkmal B) |
parallel zur Fahrzeugachse (wie 1) |
parallel zur Fahrzeugachse (wie 1) |
parallel zur Fahrzeugachse (wie 1) |
parallel zur Fahrzeugachse (wie 1) |
parallel zur Fahrzeugachse (wie 1) |
parallel zur Fahrzeugachse (wie 1) |
um 10 ° verdreht zur Fahrzeugachse (wie 2) |
um 10 ° verdreht zur Fahrzeugachse (wie 2) |
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| Höhe Bogen (Maß C) | 7 cm | 7 cm |
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7,5 cm | 7,5 cm | 10,5 cm | 8 cm | 12 cm | |||
| Versatz Dichtungssitz (Maß D) | 0 mm (fluchtend) | 0 mm (fluchtend) | 0 mm (fluchtend) | 0 mm (fluchtend) | 0 mm (fluchtend) | um 30 mm zurückgesetzt | 0 mm (fluchtend) | 0 mm (fluchtend) | |||
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Krümmerbefestigung
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Schellenbefestigung an | unterem Motorbolzen | unterem Motorbolzen | unterem Motorbolzen | unterem Motorbolzen | unterem Motorbolzen | Träger am Getriebe | Träger am Getriebe | Haltewinkel am Rahmen | |||
| Trägerlänge (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 184 mm | 168 mm | >nicht vorhanden< | |||
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Schalldämpfer
Schalldämpfervergleich weitere Videos und Bilder |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Schalldämpferform | Fischschwanz, schwarz | Fischschwanz, schwarz | Fischschwanz | Fischschwanz | Schwalbenschwanz | Torpedo | Lang-Torpedo | Lang-Torpedo | |||
| Gesamtlänge | 53 cm | 53 cm | 53 cm | 53 cm | 49 cm | 58 cm | 86 cm | 86 cm | |||
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Innendurchmesser Eingang (Krümmeraußendurchmesser) |
36 mm | 36 mm | 36 mm | 36 mm | 36 mm | 30 mm | 36 mm | 36 mm | |||
| Auslaß Innenmaß | 7 mm breit | 7 mm breit | 7 mm breit | 7 mm breit | 7 mm breit | Ø 27 mm | Ø 26 mm |
Ø 26 mm bis 1963 dann Ø 28 mm |
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| Befestigung | Lasche mittig | Lasche mittig | Lasche mittig | Lasche hinten | Lasche hinten | M8x1 Gewindebuchse | Lasche vorne | Lasche vorne | |||
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Montagepunkt am Rahmen (alle unten links) |
Bohrung am Achsauge | Bohrung am Achsauge | Bohrung am Achsauge | Stoßdämpferaufnahme | Stoßdämpferaufnahme |
Doppelkegelbuchse im Rahmen vor Stoßdämpferaufnahme |
Buchse aussen am Rahmen | Buchse aussen am Rahmen | |||
| Schelle, Außenmaß | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | ja, ca. Ø 34 mm | ja, ca. Ø 38 mm | ja, ca. Ø 38 mm | |||
| Einstecktiefe Auslaßseite |
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ca. 28 cm | ca. 36 cm | |||
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Motorblock
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Interne Bezeichnung Motor | 220/1 | 223/1 | 224/1 | 224/2 | 224/3 | 224/4 | 226/1 | 226/2 | |||
| Motornummern | 100 001 - 105 004 | 106 001 - 114 021 | 200 001 - 212 007 | 220 001 - 243 400 | 245 001 - 283 650 | 284 001 - 331 705 | 340 001 - 370 242 | 372 001 - 387 364 | |||
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Ölmeßstab |
unsichtbar Ausbuchtung rechts! |
unsichtbar Ausbuchtung rechts! |
Ausgeformt Ausbuchtung |
Ausgeformt Ausbuchtung |
Ausgeformt Ausbuchtung ab FIN 277 632 beides wie R25/3 |
Senkrechter Abfall Gerade |
Senkrechter Abfall Gerade |
Senkrechter Abfall Gerade |
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beide Seiten symmetrisch |
Zylindrisch für Bolzen (wie 1) | Zylindrisch für Bolzen (wie 1) | Zylindrisch für Bolzen (wie 1) | Zylindrisch für Bolzen (wie 1) | Zylindrisch für Bolzen (wie 1) |
Außen Trichter für Gummikonus dann zylindrisch für Abstandsrohr (wie 2) |
Außen Trichter für Gummikonus dann zylindrisch für Abstandsrohr (wie 2) |
Nur noch angedeutet (wie 3) konstruktiv anders gelöst |
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Abzweigbohrung für Zusatzschmierung Zylinder, rechts innen knapp unterhalb der Fußdichtung |
nein | nein | nein | nein | nein | nein | ja | ja | |||
| Verschlußdeckel Ölpumpenwelle | M24x1,5 | M24x1,5 | M24x1,5 | M24x1,5 |
M24x1,5 ab FIN 277 632 M26x1,5 |
M26x1,5 | M26x1,5 | M26x1,5 | |||
| Durchmesser Lagersitz Kurbelwellenlager hinten (Hauptlager) | 62 mm (für 6206) | 62 mm (für 6206) | 62 mm (für 6206) | 62 mm (für 6206) | 62 mm (für 6206) | 62 mm (für 6206) | 72 mm (für 6207) | 72 mm (für 6207) | |||
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Zylinder
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Zentrierbunddurchmesser (Maß A) | >nicht vorhanden< | >nicht vorhanden< | 74.0 mm | 74.0 mm | 74.0 mm | 74.0 mm | 78.0 mm | 78.0 mm | 78.0 mm | ||
| Zentrierbundhöhe (Maß B) | >nicht vorhanden< | >nicht vorhanden< | 4,0 mm | 4,0 mm | 4,0 mm | 4,0 mm | 4,0 mm | 4,0 mm | 3,5 mm | ||
| Höhe Zylinder (Maß C) | 81,0 mm | 81,0 mm | 97,0 mm | 97,0 mm | 97,0 mm | 97,0 mm | 87,5 mm | 87,5 mm | 97,0 mm | ||
| Höhe Schaft (Maß D) | 54 mm | 54 mm | 22,5 mm | 22,0 mm | 22,0 mm | 30,0 mm | 38,0 mm | 38,0 mm | 25,0 mm | ||
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Ringkanal (E), Anzahl der Ölbohrungen |
>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
1 unterhalb des Steigrohrs kein Ringkanal |
2, 1. unterhalb des Steigrohrs 2. gegenüber durch Ringkanal verbunden |
2 | ||
| Durchmesser Schaft (Maß F) |
Passung 77,8 mm darunter 66,7 mm |
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Passung 76,0 mm darunter 73,0 mm |
Passung 76,0 mm darunter 74,0 mm |
Passung 76,0 mm darunter 74,0 mm |
Passung 76,0 mm darunter 74,0 mm |
Passung 76,0 mm darunter 75,0 mm |
Passung 76,0 mm darunter 75,0 mm |
Passung 80,0 mm darunter 78,0 mm |
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| Anzahl Kühlrippen | 7 | 7 | 9 | 9 | 9 | 9 | 7 | 7 | 9 | ||
| Kopfbefestigung |
4 Bohrungen durch zwei oberste Rippen |
4 Bohrungen durch zwei oberste Rippen |
4 Durchgangsbohrungen | 4 Durchgangsbohrungen | 4 Durchgangsbohrungen | 4 Sacklöcher | 4 Sacklöcher | 4 Sacklöcher |
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Zylinderdurchmesser zwischen Rippen 5 und 6 (von unten) (Maß G) |
82 mm | 88 mm | >keine solche Lücke< | >keine solche Lücke< | >keine solche Lücke< | >keine solche Lücke< | >keine solche Lücke< | >keine solche Lücke< | >keine solche Lücke< | ||
| Durchmesser Ölsteigrohr (Maß H) | separates Bauteil | separates Bauteil | 6 mm (innen 4 mm) | 6 mm (innen 4 mm) | 6 mm (innen 4 mm) | 6 mm (innen 4 mm) | 6 mm (innen 4 mm) | 8 mm (innen 6 mm) | |||
| Silhouette Kühlrippen | wie 2 | wie 1 (aber mit Lücke) | wie 1 | wie 1 | wie 1 | wie 1 | wie 1 | wie 1 | |||
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Zylinderkopf
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Farbe | Blank | Blank | Blank | Blank |
Blank ab FIN 263 051 Schwarz ("Mohrenkopf") |
Schwarz ("Mohrenkopf") | Blank | Blank | |||
| Position Zündkerze | rechts | rechts | links | links | links | links | rechts | rechts | |||
| Dritte Kühlrippe von oben | durchgehend | durchgehend |
Ein-und Auslaß getrennt, mit "Fenster" |
Ein-und Auslaß getrennt, mit "Fenster" |
Ein-und Auslaß getrennt, mit "Fenster" ab FIN 267 301 durchgehend |
durchgehend | durchgehend | durchgehend | |||
| Unterste Rippe vergaserseitig | freistehend unter Flansch | in Flansch integriert |
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| Anzahl Stifte pro Ventildeckel | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | |||
| Form Brennraum | rund | rund | rund | rund | rund | "eingeschnürt", liegende 8 | Halbkugel Ø 60 mm | Halbkugel Ø 60 mm | |||
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"Nase" mit 2 Gewindebolzen M8 über Einlaß (Motoraufhängung) |
nein | nein | nein | nein | nein | nein |
späte Fahrzeuge mit "Nase" aber ohne Bolzen |
ja | |||
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Verbindungslinie Vergaser-Auslaß von oben gesehen |
parallel zur Fahrzeugachse |
parallel zur Fahrzeugachse |
parallel zur Fahrzeugachse |
parallel zur Fahrzeugachse |
parallel zur Fahrzeugachse |
parallel zur Fahrzeugachse |
um 10 ° verdreht zur Fahrzeugachse (gegen den Uhrzeigersinn) |
um 10 ° verdreht zur Fahrzeugachse (gegen den Uhrzeigersinn) |
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| Durchmesser Vergasereinlaß | 18 mm | 20 mm | 22 mm | 24 mm | 22 mm | 24 mm | 26 mm | 26 mm | |||
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Stehbolzen für Vergaser Gewinde x Abstand |
M6 | M6 | M6 | M8 x 48 mm | M8 x 48 mm | M8 x 48 mm | M8 x 53 mm | M8 x 53 mm | |||
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| Kopfschrauben | Stehbolzen im Zylinderkopf | Stehbolzen im Zylinderkopf |
mit Kipphebelbefestigung auf langem Sechskant |
mit Kipphebelbefestigung auf kurzem Sechskant und Distanzhülsen |
"Normale" Paßschrauben SW 14 | "Normale" Paßschrauben SW 14 | "Normale" Paßschrauben SW 14 | "Normale" Paßschrauben SW 14 | |||
| Kipphebelsitz | angegossen | angegossen | auf den Kopfschrauben | auf den Kopfschrauben | auf Ständerhülsen | auf Ständerhülsen | auf Ständerhülsen | auf Ständerhülsen | |||
| Kipphebelschmierung | Ölröhrchen | Ölröhrchen | Ölröhrchen | Ölröhrchen | Ölröhrchen | durch Ständerhülsen | durch Ständerhülsen | durch Ständerhülsen | |||
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Ventildeckel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Konstruktive Lösung | ein Deckel, zentrale Schraube | ein Deckel, zentrale Schraube | zwei Deckel, Spannbrücke | zwei Deckel, Spannbrücke | zwei Deckel, Spannbrücke | zwei Deckel, Spannbrücke | zwei Deckel, Spannbrücke | zwei Deckel, Spannbrücke | |||
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| Anzahl Kühlrippen | 0 | 0 | 3 | 3 | 2 | 2 | 2 | 2 | |||
| Anzahl Angußnasen mit Loch innen | 0 | 0 | 2 | 2 | 1 | 1 | 1 | 1 | |||
| Spannbrückenaufnahme | >nicht vorhanden< | >nicht vorhanden< | Vertiefung | Vertiefung | Plattform | Plattform | Plattform | Plattform | |||
| Breite der unteren Kühlrippe | >nicht vorhanden< | >nicht vorhanden< | 136 mm | 125 mm | 132 mm | 132 mm | 142 mm | 142 mm | |||
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Ölwanne
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Konstruktive Lösung | Teil des Motorblocks | Teil des Motorblocks | Separate Ölwanne | Separate Ölwanne | Separate Ölwanne | Separate Ölwanne | Separate Ölwanne | Separate Ölwanne | |||
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| Position Ablaßschraube | Vorderseite, links | Vorderseite, links | rechte Seite, vorne | rechte Seite, vorne |
erst rechte Seite, vorne dann hinten (Getriebeseite) |
hinten (Getriebeseite) | hinten (Getriebeseite) | hinten (Getriebeseite) | |||
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Lagerschild
Durchmesser Passung zum Kurbelwellengehäuse Ø 116 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | Aluminium | Aluminium | Aluminium | Aluminium | Stahl | Stahl | Stahl | Stahl | |||
| Lager 6206 in | Lagerbüchse | Lagerbüchse | Lagerbüchse | Lagerbüchse | Lagerschild | Lagerschild | Lagerschild | Lagerschild | |||
| Anzahl Befestigungsösen | 6 | 6 |
6, ab FIN 204 213 5 ("a" entfällt) |
5 ("a" entfällt) | 5 ("a" entfällt) | 5 ("a" entfällt) | 5 ("a" entfällt) | 5 ("a" entfällt) | |||
| Ausführung "f" | Wie die anderen (1) | Wie die anderen (1) | Wie die anderen (1) | Wie die anderen (1) | Wie die anderen (1) | Wie die anderen (1) | Wie die anderen (1) | verstärkt (2) | |||
| Flanschdicke |
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5 mm | 5 mm | 5 mm | 5 mm | 6 mm | 5 mm | |||
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Lima-Deckel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | Stahlblech | Stahlblech | Stahlblech | Stahlblech | Stahlblech | Stahlblech | Stahlblech | Aluguß | |||
| Bauform und Höhe | "Schüssel" | "Schüssel" | "Topf" | "Topf", 55 mm | "Topf", 55 mm | "Topf", 55 mm | "Topf", 55 mm | "Topf", 35 mm | |||
| Durchmesser | Ø 127 mm | Ø 127 mm | ... | Ø 147 mm | Ø 147 mm | Ø 147 mm | Ø 147 mm | Ø 150 mm | |||
| Befestigungsschrauben durch |
2 Löcher, nebeneinander im Deckel |
2 Löcher, nebeneinander im Deckel |
2 Löcher, nebeneinander im Deckel |
2 Löcher, übereinander im Deckel, 90 mm Abstand |
2 Löcher, übereinander im Deckel, 90 mm Abstand |
2 Löcher, übereinander im Deckel, 90 mm Abstand |
2 Löcher, übereinander im Deckel, 90 mm Abstand |
3 Ösen am Rand 120 °, auf 12, 4, 8 Uhr |
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Kurbelwelle
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Durchmesser hinterer Zapfen | 30 mm | 30 mm | 30 mm | 30 mm | 30 mm | 30 mm | 35 mm | 35 mm | |||
| Durchmesser Hubzapfen |
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25 mm | 32 mm | 32 mm | 32 mm | 32 mm | 32 mm | |||
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1 | 1 | 1 | 2 | 2 | 2 |
3 mit Alu-Pleuel 2 mit Stahl-Pleuel |
2 | |||
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Kettenrad
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bauform |
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wie 1 (symmetrisch) | wie 1 (symmetrisch) | wie 1 (symmetrisch) | wie 1 (symmetrisch) | wie 2 (Kragen "hinten") | wie 2 (Kragen "hinten") | |||
| Bohrungsdurchmesser (Maß A) |
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20 mm | 20 mm | 20 mm | 20 mm | 30 mm | 30 mm | |||
| Länge (Maß B) |
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14 mm | 14 mm | 14 mm | 14 mm | 20 mm | 20 mm | |||
| Außendurchmesser Nabe (Maß C) |
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35 mm | 35 mm | 35 mm | 35 mm | 38 mm | 38 mm | |||
| Außendurchmesser "Kragen" (Maß D) |
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>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 42 mm | 42 mm | |||
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Ölschleuderblech
Achtung: Bei R26 abhängig von Wangenform der Kurbelwelle (siehe dort) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bunddurchmesser außen (Maß A) |
kein Ölschleuderblech vorhanden |
kein Ölschleuderblech vorhanden |
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17,7 mm oder 18,4 mm |
18,4 mm | 18,4 mm |
18,4 mm (Wange wie 3) 17,7 mm (Wange wie 2) |
17,7 mm | |||
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Abstand der Löcher für Kurbelwelle und Halteschraube (Maß B) |
>nicht vorhanden< | >nicht vorhanden< |
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8,5 mm | 8,5 mm | 8,5 mm |
8,5 mm (Wange wie 3) 10,5 mm (Wange wie 2) |
10,5 mm | |||
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Pleuel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Achsenabstand (Maß A) | 136 mm | 136 mm | 136 mm | 136 mm | 136 mm | 136 mm | 125 mm | 120 mm | |||
| Ø Kolbenbolzenauge (Maß B) | 16 mm | 16 mm | 18 mm | 18 mm | 18 mm | 18 mm |
Alu-Pleuel 18 mm Stahl-Pleuel 20 mm |
20 mm | |||
| Ø Hubzapfenauge (Maß C) |
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39 mm | 46 mm | 46 mm | 46 mm |
Alu-Pleuel 32 mm Stahl-Pleuel 42 mm |
42 mm | |||
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| Pleuelfußlager | Rollenlager im Käfig | Rollenlager im Käfig |
Rollenlager im Käfig (Rollen Ø 7 mm) |
Rollenlager im Käfig (Rollen Ø 7 mm) |
Rollenlager im Käfig (Rollen Ø 7 mm) |
Rollenlager im Käfig (Rollen Ø 7 mm) |
Aluminium: Gleitlager Stahl: Rollenlager im Käfig (Rollen Ø 5 mm) |
Rollenlager im Käfig (Rollen Ø 5 mm) |
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| Material ab Werk | Stahl | Stahl | Stahl | Stahl | Stahl | Stahl |
Aluminium oder Stahl siehe Kurbelwelle |
Stahl | |||
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Kolben
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Durchmesser (Start - Schritte - Endmaß) | 60 mm | 68 mm - 0,5 mm - 70 mm | 68 mm - 0,5 mm - 70 mm | 68 mm - 0,5 mm - 70 mm | 68 mm - 0,5 mm - 70 mm | 68 mm - 0,5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | |||
| Kompressionshöhe (Maß A) | 34 mm | 34 mm | 31 mm | 31 mm | 31 mm | 31 mm | 32 mm |
37 mm ab FIN 385 083 38,6 mm |
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| Höhe Kolbendom (Maß B) | 0 mm | 0 mm | 3,5 mm | 3,5 mm | 3,5 mm | 3,5 mm | 9,5 mm |
14,2 mm ab FIN 385 083 9,7 mm |
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| Durchmesser Kolbenbolzen (Maß C) | 16 mm | 16 mm | 18 mm | 18 mm | 18 mm | 18 mm |
Alu-Pleuel 18 mm Stahl-Pleuel 20 mm |
20 mm | |||
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Schwungscheibe
(Alle: Ø 183 mm) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Höhe (Wert A) | 34,4 mm |
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48 mm | 48 mm | 48 mm | 39 mm | 39 mm | |||
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Durchmesser Sitz Wellendichtring (Wert B) |
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45 mm | 45 mm | 45 mm | 45 mm | 52 mm | 52 mm | |||
| Aufnahme Kupplungsfeder | >nicht speziell< | drei Löcher für Schraubenfedern | drei Löcher für Schraubenfedern | drei Löcher für Schraubenfedern | drei Löcher für Schraubenfedern | >nicht speziell< | >nicht speziell< | >nicht speziell< | |||
| Markierungen für Zündungseinstellung | keine | keine | keine | keine |
OT eingeschlagen 264 251 zus.Stahlkugeln für F/S |
OT eingeschlagen Stahlkugeln für F/S |
F/S/OT eingeschlagen | F/S/OT eingeschlagen | |||
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Kupplungfeder(n)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Federsystem | 1 Schraubenfeder (Ø 57 mm) | 3 Schraubenfedern | 3 Schraubenfedern (Ø 30 mm) | 3 Schraubenfedern (Ø 30 mm) | 3 Schraubenfedern (Ø 30 mm) |
Tellerfeder 18 Lamellen (wie 1) |
Tellerfeder 18 Lamellen (wie 2) |
Tellerfeder 18 Lamellen (wie 2) |
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| Höhe | 48 mm |
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38+1 mm | 38+1 mm | 38+1 mm | 18 mm (neu) | 14 mm (neu) | 14 mm (neu) | |||
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| Positionierung Feder(n) |
zentral, Kegelstumpf an der Druckplatte |
Auf Kuppungsbelagradius je drei Löcher in Schwungscheibe und Druckplatte |
Auf Kuppungsbelagradius je drei Löcher in Schwungscheibe und Druckplatte |
Auf Kuppungsbelagradius je drei Löcher in Schwungscheibe und Druckplatte |
Auf Kuppungsbelagradius je drei Löcher in Schwungscheibe und Druckplatte |
"Innenraum" Schwungscheibe Lamellen zur Druckplatte |
"Innenraum" Schwungscheibe Lamellen zur Druckplatte |
"Innenraum" Schwungscheibe Lamellen zur Druckplatte |
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Druckplatte
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Höhe | 10 mm |
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18 mm | 15 mm | 15 mm | |||
| Scheibenmitte | Vierkantloch für Druckstange | Vierkantloch für Druckstange | Vierkantloch für Druckstange | Vierkantloch für Druckstange | Vierkantloch für Druckstange | Vierkantloch für Druckstange | konisches Loch für Druckstange | konisches Loch für Druckstange | |||
| Aufbau, Fügemethode | einteilig | einteilig | einteilig | einteilig | einteilig | zweiteilig, genietet | zweiteilig, punktgeschweißt | zweiteilig, punktgeschweißt | |||
| Aufnahme Kupplungsfeder | zentraler Kegelstumpf |
Auf Kupplungsbelagradius drei Löcher |
Auf Kupplungsbelagradius drei Löcher |
Auf Kupplungsbelagradius drei Löcher |
Auf Kupplungsbelagradius drei Löcher |
Verstärkungsscheibe für Lamellen |
Verstärkungsscheibe für Lamellen |
Verstärkungsscheibe für Lamellen |
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Kupplungsscheibe
Alle Durchmesser 150 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Gesamtstärke | 7 mm | 7 mm | 7 mm | 7 mm | 7 mm | 5 mm | 5 mm | 5 mm | |||
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Druckring
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bauform Ring, außen ... |
glatter Rand (wie 1), 3 Löcher außen für Schrauben |
glatter Rand (wie 1), 3 Löcher außen für Schrauben |
glatter Rand (wie 1), 3 Löcher außen für Schrauben |
glatter Rand (wie 1), 3 Löcher außen für Schrauben |
glatter Rand (wie 1), 3 Löcher außen für Schrauben |
6 "Ohren" (wie 2), je "Ohr" ein Schrauben-Loch |
6 "Ohren" (wie 2), je "Ohr" ein Schrauben-Loch |
6 "Ohren" (wie 2), je "Ohr" ein Schrauben-Loch |
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Nockenwelle
Alle Wellen Nockenhub 6 mm Steuerzeiten bei 2 mm Ventilspiel (laut Meßvorschrift) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Gesamtlänge | 113 mm | 113 mm | 117 mm | 117 mm | 117 mm | 117 mm | 117 mm | 180 mm | |||
| Vorderes Ende |
Zentrierloch für Kettenradabzieher |
Zentrierloch für Kettenradabzieher |
Innengewinde M8 für Entlüfterschraube |
Innengewinde M8 für Entlüfterschraube |
Innengewinde M8 für Entlüfterschraube |
Innengewinde M8 für Entlüfterschraube |
Innengewinde M8 für Entlüfterschraube |
Gewinde M6 für Befestigungsmutter Fliehkraftregler |
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| Nockenbreite | 16 mm | 16 mm | 20 mm | 20 mm | 20 mm | 20 mm | 20 mm | 12 mm | |||
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| Einlaß öffnet/ schließt | 11° nach OT / 29° nach UT | 11° nach OT / 29° nach UT | 6° nach OT / 34° nach UT | 6° nach OT / 34° nach UT | 6° nach OT / 34° nach UT | 6° nach OT / 34° nach UT | 6° nach OT / 34° nach UT | 4° vor OT / 23° nach UT | |||
| Auslaß öffnet/ schließt | 29° vor UT / 11° vor OT | 29° vor UT / 11° vor OT | 34° vor UT / 6° vor OT | 34° vor UT / 6° vor OT | 34° vor UT / 6° vor OT | 34° vor UT / 6° vor OT | 34° vor UT / 6° vor OT | 43° vor UT / 16° vor OT | |||
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Entlüfterring
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Durchmesser x Höhe | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 30 x 17 mm | |||
| Anzahl Zylinderstifte | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | |||
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Ölpumpe
Fördermenge der 10 mm-Version 2000 ml/min bei 7200 U/min |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Höhe Zahnräder | 8 mm | 8 mm | 10 mm |
8 mm 10 mm ab FIN 220 076 |
10 mm | 10 mm | 10 mm |
10 mm 15 mm ab FIN 381 133 |
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| Länge Welle | 200,5 mm | 200,5 mm | 162,5 mm | 162,5 mm | 162,5 mm | 162,5 mm | 162,5 mm |
162,5 mm 152,5 mm ab FIN 381 133 |
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| Höhe nur Stirnradgehäuse |
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26,5 mm | 26,5 mm | 26,5 mm | 26,5 mm | 26,5 mm |
26,5 mm 36,5 mm ab FIN 381 133 |
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Ölpeilstab
(Verschiebung um +2 mm möglich) alle Gewinde M26x1,5 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Kopfform | Sechskant SW 22 | Sechskant SW 22 | Sechskant SW 21 | Sechskant SW 21 | Flügelmutter | Flügelmutter | Flügelmutter | Flügelmutter | |||
| Gesamtlänge Stab (Maß A) | 125,5 mm | 125,5 mm | 229 mm | 229 mm | 229 mm | 229 mm | 229 mm | 229 mm | |||
| Füllstandsmarkierung Max (Maß B) | 80 mm (Max 1½ l) | 80 mm (Max 1½ l) | 155 mm (Max 1½ l) |
155 mm (Max 1½ l) ab FIN 222 511 175 mm (Max 1¼ l) |
175 mm (Max 1¼ l) ab FIN 268 851 ¼l Markierungen |
175 mm (Max 1¼ l) | 175 mm (Max 1¼ l) | 175 mm (Max 1¼ l) | |||
| 1. Zwischenwert (Maß C) | 103 mm (1¼ l) | 103 mm (1¼ l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | |||
| 2. Zwischenwert (Maß D) | >nicht vorhanden< | >nicht vorhanden< | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | |||
| Füllstandsmarkierung Min (Maß E) | 109 mm (Min 1 l) | 109 mm (Min 1 l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | |||
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Stössel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Stössel Fensterzahl | 0 | 0 | 4 | 4 | 4 oder 2 | 4 oder 2 | 4 oder 2 | 2 | |||
| Nockenwellenauflage | leicht ballig | leicht ballig | flach | flach | flach | flach | flach | ballig | |||
| Ölbohrungen | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | |||
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Stösselstangen
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Stösselstangen Länge (± 2 mm) | 224,5 mm (+Feder) | 224,5 mm (+Feder) | 185 mm | 185 mm | 185 mm | 185 mm | 175 mm | 175 mm | |||
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Kipphebelachsen
(Alle: Länge 82 mm, Ø 13 mm) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bauform | Vollmaterial | Vollmaterial | Sackbohrung von einer Stirnseite | Sackbohrung von einer Stirnseite | Sackbohrung von einer Stirnseite | Vollmaterial | Vollmaterial | Vollmaterial | |||
| Ölversorgung Kipphebel |
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4 Löcher mit Ø 2,5 mm je zwei pro Seite (wie 1) |
4 Löcher mit Ø 2,5 mm je zwei pro Seite (wie 1) |
4 Löcher mit Ø 2,0 mm je zwei pro Seite (wie 1) |
Abflachung oben auf 12,2 mm "Zuläufe" an den Haltebolzen (wie 2) |
Abflachung oben auf 12,2 mm "Zuläufe" an den Haltebolzen (wie 2) |
Abflachung oben auf 12,2 mm "Zuläufe" an den Haltebolzen (wie 2) |
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| Auch verwendet in | ... | ... | R51/2 | R51/2 | R51/3, R67/2 | ... | ... | ... | |||
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Kipphebel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Einstellschrauben Ventilspiel | ventilseitig | ventilseitig | ventilseitig | ventilseitig |
stößelstangenseitig M8 x 1, SW 11 ! |
stößelstangenseitig M8 x 1, SW 11 ! |
stößelstangenseitig M8 x 1, SW 11 ! |
stößelstangenseitig M8 x 1, SW 11 ! |
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| Form Stösselarm von oben | gebogen (wie 1) | gebogen (wie 1) | gebogen (wie 1) | gebogen (wie 1) | gerade (wie 2) | gerade (wie 2) | gerade (wie 2) | gerade (wie 2) | |||
| Lagerbuchsen |
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dreiteilig, lose | dreiteilig, lose | zweiteilig, lose | zweiteilig, verpreßt | zweiteilig, verpreßt | zweiteilig, verpreßt | |||
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| Auch verwendet in | ... | ... | R51/2 | R51/2 | R51/3-R68 | ... | ... | ... | |||
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Ventile
(Alle: Länge 87 mm, Schaft Ø 7 mm) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Durchmesser Einlaß/ Auslaß | Ein- und Auslaß gleich | Ein- und Auslaß gleich | 34 mm/ 32 mm | 34 mm/ 32 mm | 32 mm/ 32 mm | 34 mm/ 32 mm | 34 mm/ 32 mm | 34 mm/ 32 mm | |||
| Keilbereich für ... | Langkeil (wie 1) | Langkeil (wie 1) | Langkeil (wie 1) | Langkeil (wie 1) | Langkeil (wie 1) | Langkeil (wie 1) |
gestuften Kurzkeil, Kurzkeil ab FIN 364 872 (beides wie 2) |
Kurzkeil (wie 2) Rillenkeil ab FIN 385 265 (wie 3) |
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Ventilührungen
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Führungslänge (Maß A) | 45 mm |
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43 mm | 43 mm | 43 mm | 43 mm |
52 mm, 50 mm ab FIN 364 872 |
50 mm | |||
| Überstand Oberseite (Maß B) | 12 mm |
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11,2 mm | 11,2 mm | 11,2 mm | 11,2 mm |
19 mm, 17 mm ab FIN 364 872 |
17 mm, 15,2 mm ab FIN 385 265 |
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Ventilfedern
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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innere Feder Durchmesser x Länge x Drahtstärke |
Ø 20,5 mm x 27 mm | Ø 20,5 mm x 27 mm | Ø 23,8 mm x 37,5 mm x 2,8 mm | Ø 23,8 mm x 37,5 mm x 2,8 mm | Ø 23,8 mm x 37,5 mm x 2,8 mm | Ø 23,8 mm x 37,5 mm x 2,8 mm | Ø 23,8 mm x 37,5 mm x 2,8 mm | Ø 23,8 mm x 37,5 mm x 2,8 mm | |||
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äußere Feder Durchmesser x Länge x Drahtstärke |
Ø 32 mm x 32 mm | Ø 32 mm x 32 mm | Ø 34,5 mm x 43 mm | Ø 34,5 mm x 46 mm x 3,5 mm | Ø 34,5 mm x 46 mm x 3,5 mm | Ø 34,5 mm x 46 mm x 3,5 mm | Ø 34,5 mm x 42,3 mm x 3,8 mm | Ø 34,5 mm x 42,3 mm x 3,8 mm | |||
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Ventilkeile und -teller
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Aussehen | wie 1 | wie 1 | wie 1 | wie 1 | wie 1 | wie 1 |
wie 2, ab FIN 364 872 wie 3 |
wie 3, ab FIN 385 265 wie 4 |
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| Keilform | Langkeil | Langkeil | Langkeil | Langkeil | Langkeil | Langkeil |
gestufter Kurzkeil, Kurzkeil ab FIN 364 872 |
Kurzkeil Rillenkeil ab FIN 385 265 |
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| Keillänge (Maß A) | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm |
6,5 mm, 6 mm ab FIN 364 872 |
6 mm, 10,65 mm ab FIN 385 265 |
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| Tellerhöhe (Maß B) | 14 mm | 14 mm | 15 mm | 15 mm | 15 mm | 15 mm |
6,5 mm, 9,6 mm ab FIN 364 872 |
9,6 mm, 10,3 mm ab FIN 385 265 |
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| Tellerdurchmesser (Maß C) |
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32,8 mm | 32,8 mm | 32,8 mm | 32,8 mm | 32,8 mm |
32,8 mm, 32,0 mm ab FIN 385 265 |
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| Bohrungsdurchmesser (Maß D) | 8,25 mm | 8,25 mm | 8,9 mm | 8,9 mm | 8,9 mm | 8,9 mm |
9,2 mm, 8,9 mm ab FIN 364 872 |
8,9 mm, 9,0 mm ab FIN 385 265 |
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Lichtmaschine
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Modell |
Bosch F1/LK50/6/1800R1 6V/50W |
Bosch F1/LK50/6/1800R1 6V/50W |
Bosch 6V/45W 210 257 Noris ZLZ 45/60
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Noris ZLZ 45/60 | Noris ZLZ 45/60 |
Noris ZLZ 45/60 286 497 Noris ZLZ60/6/1600/L
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Noris ZLZ 60/6/1600 1/L | Bosch LJ/CJE 60/6/1800 R 5 | |||
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Form FKR-Mitnehmernut |
520/1Z keine Nut |
520/1Z keine Nut |
![]() 210 257 ZLZ161/1Z
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ZLZ161/1Z | ZLZ161/1Z |
ZLZ161/1Z 286 497 ZLZ161/2Z
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ZLZ161/2Z |
LJAN2T1Z oder 3 104 014 403 |
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| Breite Kohlefedern |
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3 mm | 3 mm | 3 mm | 3 mm | 3 mm | 4 mm | |||
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Zündzeitpunktverstellung
Anmerkung: Beim Zusammenbau des FKRs sollte sich der Nocken an der gleichen Langseite wie die Arretierung befinden |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Methode |
manuelle Verstellung Hebel am Lenker |
manuelle Verstellung Hebel am Lenker |
Fliehkraftregler (FKR) | Fliehkraftregler (FKR) | Fliehkraftregler (FKR) | Fliehkraftregler (FKR) | Fliehkraftregler (FKR) | Fliehkraftregler (FKR) | |||
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| Bauform (FKR) | >nicht anwendbar< | >nicht anwendbar< | keine Aussparungen | keine Aussparungen | keine Aussparungen | zwei Aussparungen | zwei Aussparungen | keine Aussparungen | |||
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BMW-Nummer (FKR) (1|2 bedeutet 1 oder 2) |
>nicht anwendbar< | >nicht anwendbar< | --- | --- | --- |
ZG209/13|16z 286 497 ZG209/23|26z
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ZG209/23|26z | ZV SV 2Z 1Z | |||
| Bosch-Nummer (FKR) | >nicht anwendbar< | >nicht anwendbar< | --- | --- | --- |
1 119 999 118 286 497 1 119 999 122|126
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1 119 999 122|126 | 1 237 120 035 | |||
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Getriebe allg.
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Anzahl Gänge | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | |||
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| Handschalthebel | nein | nein | ja | ja | ja | nein | nein | nein | |||
| Abdeckschale Mitnehmer | nein | nein | nein | nein | nein | nein | ja | ja | |||
| Befestigungsbohrungen zum Motor | 6,3 mm | 6,3 mm | 6,3 mm | 8,5 mm | 8,5 mm | 8,5 mm | 8,5 mm | 8,5 mm | |||
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Haltelaschen, unten angeschraubt |
nein | nein | nein | nein | nein | nein | nein | ja | |||
| Auskragung für Schaltwelle links |
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20 mm | 5 mm | 5 mm | 5 mm | 5 mm | 5 mm | |||
| Bauform Schaltgabelschrauben | >nicht vorhanden< | >nicht vorhanden< | Linsenkopfschrauben | Linsenkopfschrauben |
Linsenkopfschrauben ab FIN 272 479 Inbusschrauben mit Einsatz ab FIN 274 568 Inbusschrauben |
Inbusschrauben | Inbusschrauben | Inbusschrauben | |||
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| Schalter für Leerlaufanzeige | nein | nein | nein | nein | ja | ja | ja | ja | |||
| Lagerbock für Ausrückhebel | angegossen | angegossen | angegossen | Blechrahmen, gesplintet | Blechrahmen, gesplintet | Blechrahmen, gesplintet |
angegossen (stärker als R24) |
angegossen (stärker als R24) |
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Getriebegehäusedeckel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Schalter für Leerlaufanzeige | nein | nein | nein | nein | ja | ja | ja | ja | |||
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Anschluß für Abdeckschale Mitnehmer |
nein | nein | nein | nein | nein | nein | ja | ja | |||
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Lagerbock für Ausrückhebel Breite auf Höhe des Bolzens |
angegossen 20 mm |
angegossen 20 mm |
angegossen 48 mm |
Blechrahmen, gesplintet | Blechrahmen, gesplintet | Blechrahmen, gesplintet |
angegossen (stärker als R24) |
angegossen (stärker als R24) |
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Schaltungsmechanismus
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Rastung an | Schalthebel | Schalthebel | Kurvenscheibe | Kurvenscheibe | Kurvenscheibe | Kurvenscheibe | Kurvenscheibe | Kurvenscheibe | |||
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Anzahl Rastungen (Gangfolge, N=Leerlauf) |
4 (1-N-2-3) | 4 (1-N-2-3) | 6 (1-N-2-3-N-4) | 6 (1-N-2-3-N-4) |
6 (1-N-2-3-N-4) ab FIN 273 005 5 (1-N-2-3-4) |
5 (1-N-2-3-4) | 5 (1-N-2-3-4) | 5 (1-N-2-3-4) | |||
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Kontaktniet für Leerlaufanzeige |
nein | nein | nein | nein |
ja nur N zwischen 1 und 2 |
ja | ja | ja | |||
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Kickstarterwelle
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Zähnezahl | 9 | 9 | 11½ | 11½ | 11½ | 11½ | 11½ | 11½ | 9½ | ||
| Vorfühlfeder | nein | nein | nein (wie 1.1) | nein (wie 1.1) |
nein (wie 1.1) ab FIN 277 350 ja (wie 1.2) |
ja (wie 1.2) | ja (wie 1.2) | ja (wie 1.2) | |||
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"Orientierung" Keilschraubenfläche Eppos Meßanleitung |
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7¾ Zähne (wie 2.1) | 7¾ Zähne (wie 2.1) | 7¾ Zähne (wie 2.1) | 7¾ Zähne (wie 2.1) | 8¾ Zähne (wie 2.2) | 8¾ Zähne (wie 2.2) | |||
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Antriebswelle
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Länge Verzahnung (Maß A) |
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24,5 mm | 24,5 mm | 24,5 mm | 24,5 mm | 28,6 mm | 28,6 mm | 22,5 mm | ||
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Druckstange
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bauform | einteilig | einteilig | einteilig |
einteilig ab FIN 227 981 dreiteilig |
dreiteilig | dreiteilig | einteilig | einteilig | |||
| Gesamtlänge | 215 mm | 215 mm | 205 mm | 205 mm | 205 mm | 205 mm | 209,5 mm | 209,5 mm | |||
| Abschnitt A (Länge x Durchmesser) | 17 mm x Ø 5,0 mm | 17 mm x Ø 5,0 mm | 18 mm x Ø 6,1 mm | 18 mm x Ø 6,1 mm | 18 mm x Ø 6,1 mm | 18 mm x Ø 6,1 mm | 17,8 mm x Ø 6,0 mm | 17,8 mm x Ø 6,0 mm | |||
| Abschnitt B (Länge x Durchmesser) | 193,0 mm x Ø 7,0 mm | 193,0 mm x Ø 7,0 mm | 25 mm x Ø 8,4 mm | 25 mm x Ø 8,4 mm | 25 mm x Ø 8,4 mm | 25 mm x Ø 8,4 mm | 21,0 mm x Ø 8,3 mm | 21,0 mm x Ø 8,3 mm | |||
| Abschnitt C (Länge x Durchmesser) | >nicht vorhanden< | >nicht vorhanden< | 13 mm x Ø 5 mm | 28 mm x Ø 5 mm (sichtbar 13 mm) | 28 mm x Ø 5 mm (sichtbar 13 mm) | 28 mm x Ø 5 mm (sichtbar 13 mm) | 18,0 mm x Ø 5,2 mm | 18,0 mm x Ø 5,2 mm | |||
| Abschnitt D (Länge x Durchmesser) | >nicht vorhanden< | >nicht vorhanden< | 141,5 mm x Ø 7,5 mm | 141,5 mm x Ø 7,5 mm | 141,5 mm x Ø 7,5 mm | 141,5 mm x Ø 7,5 mm | 148,5 mm x Ø 7,5 mm | 148,5 mm x Ø 7,5 mm | |||
| Abschnitt E (Bauform und Meßwerte) |
Vierkant 5 mm x 4,9 mm |
Vierkant 5 mm x 4,9 mm |
Vierkant 8 mm x 4,9 mm | Vierkant 8 mm x 4,9 mm | Vierkant 8 mm x 4,9 mm | Vierkant 8 mm x 4,9 mm | Kegel 4 mm x 60° | Kegel 4 mm x 60° | |||
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Druckstück
alle Durchmesser 23 mm Maße R50-R69S siehe R50 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Bauform (Ringnut!) |
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wie 1 (rechteckig) |
wie 1 (rechteckig) 231 240 wie 2 (abgesetzt)
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wie 2 (abgesetzt) | wie 2 (abgesetzt) | wie 2 (abgesetzt) | wie 2 (abgesetzt) | wie 2 (abgesetzt) | ||
| Gesamtlänge (Maß A) |
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25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 26,5 mm | ||
| Länge "dicker Teil" (Maß B) |
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16,5 mm | 16,5 mm | 16,5 mm | 16,5 mm | 16,5 mm | 16,5 mm | 18,5 mm | ||
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| Querschnitt Dichtring |
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wie 1 (rechteckig) |
wie 1 (rechteckig) 231 240 wie 2 ("Y")
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wie 2 ("Y") | wie 2 ("Y") | wie 2 ("Y") | wie 2 ("Y") | wie 2 ("Y") | ||
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Ausrückhebel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Länge (Maß A) unterschiedliche Bezugspunkte! |
145 mm | 145 mm | 142 mm | 128 mm | 128 mm | 128 mm | 128 mm | 128 mm | |||
| Bowdenzugseite | M8 Gewinde für Verstellschraube | M8 Gewinde für Verstellschraube | M8 Gewinde für Verstellschraube | Gabel für Bowdenzugnippel | Gabel für Bowdenzugnippel | Gabel für Bowdenzugnippel | Gabel für Bowdenzugnippel | Gabel für Bowdenzugnippel | |||
| Abweichungswinkel α | 0 ° | 0 ° | 0 ° | 15 ° | 15 ° | 15 ° | 15 ° | 15 ° | |||
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Durchmesser Bohrung für Haltebolzen |
6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | |||
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| Gelenkbolzen Form |
mit Endplatte und Bohrung für Splint (wie 1) |
mit Endplatte und Bohrung für Splint (wie 1) |
mit zwei Rillen, "innere" für Splint (wie 2) |
mit Endplatte und Bohrung für Splint (wie 1) |
mit Endplatte und Bohrung für Splint (wie 1) |
mit Endplatte und Bohrung für Splint (wie 1) |
mit zwei Rillen, "innere" für Splint (wie 2) |
mit zwei Rillen, "innere" für Splint (wie 2) |
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| Gelenkbolzen Länge | 26,5 mm | 26,5 mm | 56 mm |
37,5 mm (45,5mm für Bügel) |
37,5 mm (45,5mm für Bügel) |
37,5 mm (45,5mm für Bügel) |
56 mm | 56 mm | |||
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| Einstellschraube Hebel C | >nicht vorhanden< | >nicht vorhanden< | M8 x 25 mm | M8 x 15 mm | M8 x 15 mm | M8 x 15 mm | M8 x 25 mm | M8 x 25 mm | |||
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| Stellschraube Bowdenzug D Ausführung |
längs geschlitzt mit Rastnut(en) |
längs geschlitzt mit Rastnut(en) |
längs geschlitzt mit Rastnut(en) |
>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | |||
| Stellschraube D Gewinde x Länge | M8x1 x 36 mm | M8x1 x 36 mm | M8x1 x 36 mm | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | |||
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Fußschalthebel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | Stahl, vernickelt | Stahl, vernickelt | Stahl, schwarz lackiert | Stahl, verchromt | Stahl, verchromt | Stahl, verchromt | Stahl, verchromt | Stahl, verchromt | |||
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Kickstarthebel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | Stahl, vernickelt | Stahl, vernickelt | Stahl, schwarz lackiert | Stahl, verchromt | Stahl, verchromt | Aluminium | Aluminium | Aluminium | |||
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Armquerschnitt (A-B) und erweitertes Profil für Anschlaggummi |
wie 1.1 nein |
wie 1.1 nein |
wie 1.1 nein |
wie 1.2 ja, T-förmig |
wie 1.3 ja, leicht T-förmig |
wie 1.4 ja, dreieckig |
wie 1.5 ja, ausgeprägt T-förmig |
wie 1.5 ja, ausgeprägt T-förmig |
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Übergang von Wellen- aufnahme zum Arm |
geschwungen (wie 2.1) | geschwungen (wie 2.1) | geschwungen (wie 2.1) | geschwungen (wie 2.1) | geschwungen (wie 2.1) | geschwungen (wie 2.1) | gerade (wie 2.2) | gerade (wie 2.2) | |||
| Keilbohrung zu Hebelarm | parallel | parallel | senkrecht | senkrecht | senkrecht | senkrecht | senkrecht | senkrecht | |||
| Form Fußteil |
Rund mit Fußrasten- gummi (wie 3.1) oder Rohrwandsegment (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
Rohrwandsegment mit Längsrillen (wie 3.2) |
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Positionierung und Arretierung |
Verzahnung und Keilstift |
Verzahnung und Keilstift |
Keilschraube | Keilschraube | Keilschraube | Keilschraube | Keilschraube | Keilschraube | |||
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Stoßdämpferflansche
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Anzahl Zapfen pro Flansch | 3, angeschraubt | 3, angeschraubt | 2, Teil des Flansches | 2, Teil des Flansches | 2, Teil des Flansches | 2, Teil des Flansches | 2, Teil des Flansches | 2, Teil des Flansches | |||
| Anschluß Hardyscheibe |
zwei Stahlplatten mit je drei Zapfen, 60° verdreht Flansche angeschraubt |
zwei Stahlplatten mit je drei Zapfen, 60° verdreht Flansche angeschraubt |
Zwei Flansche mit je zwei Zapfen, 90° verdreht direkt in die Scheibe |
Zwei Flansche mit je zwei Zapfen, 90° verdreht direkt in die Scheibe |
Zwei Flansche mit je zwei Zapfen, 90° verdreht direkt in die Scheibe |
Zwei Flansche mit je zwei Zapfen, 90° verdreht direkt in die Scheibe |
Zwei Flansche mit je zwei Zapfen, 90° verdreht direkt in die Scheibe |
Zwei Flansche mit je zwei Zapfen, 90° verdreht direkt in die Scheibe |
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Hardyscheibe
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Scheibe | Gummischeibe ("Puck") | Gummischeibe ("Puck") | Gummischeibe ("Puck") | Gummischeibe ("Puck") | Gummischeibe ("Puck") | Gummischeibe ("Puck") |
Gummischeibe ("Puck") ab FIN 350 000 Vulkollan"kreuz" |
Vulkollan"kreuz" | |||
| Anzahl Löcher für Flansche | 6 | 6 | 4 | 4 | 4 | 4 | 4 | 4 | |||
| Dicke | 28 mm | 28 mm | 26 mm | 26 mm | 26 mm |
26 mm ab Jan 1955 17 mm |
alle 17 mm | 17 mm | |||
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Gummi-Distanzscheibe benötigt Dicke x Ø außen x Ø innen |
nein | nein | nein | nein | nein |
nein ab Januar 1955 ja 5mm x 32mm x 17mm |
ja 5mm x 32mm x 17mm |
ja 5mm x 32mm x 17mm |
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Hardyscheibenring
Alle aus Stahl mit 24 mm Breite, innen mittig Rille für Sicherungsring |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Oberfläche | >nicht vorhanden< | >nicht vorhanden< | verchromt | verchromt | verchromt | verchromt | verzinkt | verzinkt | |||
| Außendurchmesser (Materialstärke) | >nicht vorhanden< | >nicht vorhanden< | Ø 102 mm (3,5 mm) | Ø 102 mm (3,5 mm) | Ø 102 mm (3,5 mm) | Ø 102 mm (3,5 mm) |
Ø 102 mm (3,5 mm) ab FIN 350 000 Ø 105 mm (5 mm) |
Ø 105 mm (5 mm) | |||
| Kanten | >nicht vorhanden< | >nicht vorhanden< | äußere leicht gerundet | äußere leicht gerundet | äußere leicht gerundet | äußere leicht gerundet |
äußere leicht gerundet ab FIN 350 000 innere 2,5 mm 30 ° Fase |
innere 2,5 mm 30 ° Fase | |||
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Kardanantrieb
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Mitnehmerflansch | Aufgepreßt | Aufgepreßt | Aufgepreßt | Aufgepreßt | Aufgepreßt | Aufgepreßt |
Längsverzahnung mit Rundmutter |
Längsverzahnung mit Rundmutter |
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| Ende Achsantriebsseite |
Mitnehmerklaue (Innenvielzahn) aufgepreßt |
Mitnehmerklaue (Innenvielzahn) aufgepreßt |
Mitnehmerklaue (Innenvielzahn) aufgepreßt |
Kreuzgelenk(gabel) einteilig geschmiedet |
Kreuzgelenk(gabel) einteilig geschmiedet |
Kreuzgelenk(gabel) einteilig geschmiedet |
"Topf" (innenliegende Längsverzahnung) einteilig geschmiedet |
"Topf" (innenliegende Längsverzahnung) einteilig geschmiedet |
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Kardanglocke
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Länge (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 65 mm | 65 mm | 65 mm | >nicht vorhanden< | >nicht vorhanden< | |||
| Bundlänge (Maß B) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 29 mm | 29 mm | 14 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Kegel- und Tellerrad
Heikos Bauteil-Vergleich |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Zahnzahl Kegel/ Tellerrad (Typ: solo = Klingelnberg Beiwagen = Gleason) |
11 / 46 | 11 / 46 |
11 / 46 oder 8 / 34 solo |
6 / 27 solo 5 / 26 Beiwagen |
6 / 27 solo 7 / 36 oder 5 / 26 Beiwagen |
6 / 25 solo 5 / 24 Beiwagen |
6 / 25 solo 5 / 26 Beiwagen |
6 / 25 solo 6 / 27 solo ab FIN 379 495 5 / 26 Beiwagen |
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Tellerradmarkierung unter Lager Mitnehmerseite |
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225/1 |
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225/3 | 226/1 | 226/2 | |||
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Höhe Tellerrad bis Oberkante Verzahnung |
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33 mm |
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33 mm | 41 mm | 41 mm | |||
| Länge Welle mit Kegelrad |
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110 mm |
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110 mm | 136 mm | 136 mm | |||
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Achsantriebsgehäuse
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Durchmesser Abdeckung radseitig (Ansicht von oben) |
191 mm | 191 mm | 191 mm | 196 mm (wie 1) |
196 mm (wie 1) später 218 mm (wie 2) |
218 mm (wie 3) | 218 mm | 218 mm | |||
| Stufe Radabdeckung | nein | nein | nein | ja (wie 1) | ja (wie 1, bzw. 2) | nein (wie 3) | nein | nein | |||
| Bohrung für Bremsschlüssel | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | 14 mm | 14 mm | 14 mm | |||
| sichtbare Höhe Widerlagerbolzen | 25 mm | 25 mm |
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23 mm | 23 mm | 28 mm | 28 mm | 28 mm | |||
| Kardanseitig | Flansch mit 2 Stehbolzen | Flansch mit 2 Stehbolzen | Flansch mit 2 Stehbolzen | Verschraubung/ Gewinde | Verschraubung/ Gewinde | Verschraubung/ Gewinde | Flansch mit 4 Stehbolzen | Flansch mit 4 Stehbolzen | |||
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Deckel Achsantriebsgehäuse
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Ausstattung | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | mit Hirafe-Aufnahme | mit Hirafe-Aufnahme | mit Hirafe-Aufnahme |
"glatt" mit 8 mm Bohrung auf "1 Uhr" für Stoßdämpfer |
"glatt" mit 8 mm Bohrung auf "1 Uhr" für Stoßdämpfer |
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| Bohrung für Gleithülse | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Ø 26 mm | Ø 26 mm | Ø 29 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Achshalter hinten
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bohrung für Gleithülse | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Ø 26 mm | Ø 26 mm | Ø 29 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Klemmung Achse, Bohrung Klemmschraube |
>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
hinten geschlitzt, Ø 10 mm ab FIN 231 126 durchgeh., Ø 20 mm |
durchgeh., Ø 20 mm | durchgeh., Ø 20 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Achsklemmschraube
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Schraubenform (Gewinde M10x1) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
Kopfschraube (wie 1) ab FIN 231 126 spezial mit Büchse (wie 2) |
spezial mit Büchse (wie 2) | spezial mit Büchse (wie 2) | Kopfschraube (wie 1) | Kopfschraube (wie 1) | |||
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Gleithülse (Pertinax)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Ø innen x Ø außen x Höhe | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 22 mm x 26 mm x 25 mm | 22 mm x 26 mm x 25 mm | 25 mm x 29 mm x 25 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Federhülse oben
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Stahl lackiert, 1 mm | Stahl lackiert, 1 mm |
I. Aluminium, 1 mm II. Aluminium, 1 mm |
>nicht vorhanden< | >nicht vorhanden< | |||
| Außendurchmesser (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 66,5 mm | 66,5 mm |
I. 66 mm II. 70 mm |
>nicht vorhanden< | >nicht vorhanden< | |||
| Gesamtlänge (Maß B) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 69,5 mm | 69,5 mm |
I. 91 mm II. 91 mm |
>nicht vorhanden< | >nicht vorhanden< | |||
| Durchmesser Bohrung (Maß C) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 27 mm | 27 mm |
I. 29,5 mm II. 29,5 mm |
>nicht vorhanden< | >nicht vorhanden< | |||
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Federhülse unten
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Stahl lackiert, 1 mm | Stahl lackiert, 1 mm |
I. Stahl lackiert, 1 mm II. Stahl lackiert, 1 mm |
Aluminium, 1 mm | Aluminium, 1 mm | |||
| Außendurchmesser (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 60,5 mm | 60,5 mm |
I. 60 mm II. 64 mm |
92,5 mm | 92,5 mm | |||
| Gesamtlänge (Maß B) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 70 mm | 70 mm |
I. 91 mm II. 91 mm |
60,4 mm | 60,4 mm | |||
| Durchmesser Bohrung (Maß C) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 48 mm | 48 mm |
I. 48 mm II. 48 mm |
36,6 mm | 36,6 mm | |||
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Fettkappe (unten)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Stahl lackiert, 1 mm | Stahl lackiert, 1 mm | Aluminium, 1 mm | >nicht vorhanden< | >nicht vorhanden< | |||
| Außendurchmesser (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 46,5 mm | 46,5 mm | 46 mm | >nicht vorhanden< | >nicht vorhanden< | |||
| Gesamtlänge (Maß B) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 48 mm | 48 mm | 44,5 mm | >nicht vorhanden< | >nicht vorhanden< | |||
| Durchmesser Bohrung (Maß C) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 20,2 mm | 20,2 mm | 23,5 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Tragfedern Hinterrad
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Länge entspannt (± 2 mm) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 129 mm | 129 mm |
164 mm solo 171 mm Beiwagen |
284 mm solo 272,5 mm Beiwagen |
284 mm solo 272,5 mm Beiwagen |
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| Drahtdurchmesser | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 7,5 mm | 7,5 mm |
7,5 mm 8,0 mm Beiwagen |
6,5 mm solo 7,4 mm Beiwagen |
6,5 mm solo 7,4 mm Beiwagen |
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| Federaußendurchmesser | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 55 mm | 55 mm | 56 mm solo |
50 mm solo 51,9 mm Beiwagen |
50 mm solo 51,9 mm Beiwagen |
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| Windungszahl | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 9,5 linear | 9,5 linear | 10,5 beidseitig progressiv solo |
21 beidseitig progr. solo 19 linear Beiwagen |
21 beidseitig progr. solo 19 linear Beiwagen |
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Gleitrohr
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Gesamtlänge (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 27,5 cm | 28,5 cm | 32,0 cm | >nicht vorhanden< | >nicht vorhanden< | |||
| Länge bis zum Absatz (Maß B) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 25,5 cm | 26,3 cm | 30,0 cm | >nicht vorhanden< | >nicht vorhanden< | |||
| Durchmesser (Maß C) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 21,8 mm | 21,8 mm | 24,8 mm | >nicht vorhanden< | >nicht vorhanden< | |||
| Durchmesser Klemmung (Maß D) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | 19,8 mm | 19,8 mm | 23,4 mm | >nicht vorhanden< | >nicht vorhanden< | |||
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Steckachse vorne
Hinweise: - Alle Längen (A, C, E) ± 2 mm - R25(/1) Werte 227 407 in Klammern
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Länge (Maß A) | 225 mm | 225 mm | 225 mm | 225 mm (243 mm) | 242 mm | 252 mm | 244 mm | 244 mm | |||
| Durchmesser 1 (Maß B) | 20 mm | 20 mm | 20 mm | 20 mm (20 mm) | 20 mm | 20 mm | 20 mm | 20 mm | |||
| Länge Durchmesser 1 (Maß C) | 70,5 mm | 70,5 mm | 70,5 mm | 80 mm (80 mm) | 81 mm | 82 mm | 70 mm | 70 mm | |||
| Durchmesser 2 (Maß D) | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm (17,0-0,05 mm) | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | |||
| Länge Durchmesser 2 (Maß E) | 115 mm | 115 mm | 115 mm | 105 mm (134 mm) | 132 mm | 138 mm | 142 mm | 142 mm | |||
| Gewinde (Maß F) | Linksgewinde | Linksgewinde | Linksgewinde |
Linksgewinde M16x1,5 (Rechtsgewinde M14x1,5) |
Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | |||
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Steckachse hinten
Hinweis: Alle Längen (A, C, E) ± 2 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Gesamtlänge (Maß A) | 242 mm | 242 mm | 240 mm | 338 mm | 319,5 mm | 322 mm | 310 mm | 310 mm | |||
| Form Seite 1 (Maß B) |
Sechskant SW 22 Längsbohrung Ø 6 mm x 10 mm |
Sechskant SW 22 Längsbohrung Ø 6 mm x 10 mm |
Sechskant SW 22 Längsbohrung Ø 6 mm x 10 mm |
Ø 20 mm | Ø 20 mm | Ø 20 mm | Ø 20 mm | Ø 20 mm | |||
| Länge Seite 1 (Maß C) | 11 mm | 11 mm | 11 mm | 128 mm | 129 mm | 132 mm | 111 mm | 111 mm | |||
| Durchmesser 2 (Maß D) | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | 17,0-0,05 mm | |||
| Länge Durchmesser 2 (Maß E) | 210 mm | 210 mm | 210 mm | 161 mm | 162,5 mm | 161 mm | 170 mm | 170 mm | |||
| Gewinde (Maß F) |
Rechtsgewinde M14x1,5 linke Seite |
Rechtsgewinde M14x1,5 linke Seite |
Rechtsgewinde M14x1,5 linke Seite |
Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | Rechtsgewinde M14x1,5 | |||
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Räder
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Raddurchmesser | 19" | 19" | 19" | 19" | 19" | 18" | 18" | 18" | |||
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| Felge | Tiefbettfelge 2½ x 19 | Tiefbettfelge 2½ x 19 | Tiefbettfelge 2½ x 19 | Tiefbettfelge 2½ x 19 | Tiefbettfelge 2½ x 19 | Tiefbettfelge 3 x 18 | Tiefbettfelge 2,15B x 18 | Tiefbettfelge 2,15B x 18 | |||
| Felgenmaterial | lackierter Stahl | lackierter Stahl | lackierter Stahl | lackierter Stahl | lackierter oder verchromter Stahl |
poliertes Aluminium lackierte Stahlversion für Behördenausführung oder Beiwagenbetrieb |
poliertes Aluminium lackierte Stahlversion für Behördenausführung oder Beiwagenbetrieb |
silbergrau lackierter Stahl (poliertes Aluminium oder verchromter Stahl gg. Aufpreis) |
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| Anzahl Speichen | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | |||
| Reifen | 3 x 19 | 3 x 19 | 3 x 19 | 3,25 x 19 | 3,25 x 19 | 3,25 x 18 | 3,25 x 18 | 3,25 x 18 | |||
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Speichen
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Vorderrad: Abmessungen und Anzahl |
ED M3,5x170, ED M3,5x220 oder M4x173, M4x222 je 18 Stück |
ED M3,5x170, ED M3,5x220 oder M4x173, M4x222 je 18 Stück |
M3,5x165, M3,5x220 je 18 Stück |
ED M3,5 X 154, ED M3,5 X 210 je 18 Stück |
ED M3,5 X 154, ED M3,5 X 210 je 18 Stück |
ED M3,5 X 140 36 Stück |
ED M3,5 X 140 36 Stück |
ED M3,5 X 140 36 Stück |
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Hinterrad: Abmessungen und Anzahl |
ED M3,5x165, ED M3,5x220 oder M4x167, M4x220 je 18 Stück |
ED M3,5x165, ED M3,5x220 oder M4x167, M4x220 je 18 Stück |
M3,5x165, M3,5x220 je 18 Stück |
ED M3,5 X 154, ED M3,5 X 210 je 18 Stück |
ED M3,5 X 154, ED M3,5 X 210 je 18 Stück |
ED M3,5 X 140 36 Stück |
ED M3,5 X 140 36 Stück |
ED M3,5 X 140 36 Stück |
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| Form | gekröpft | gekröpft | gekröpft | gerade | gerade | gerade | gerade | gerade | |||
| Farbe | schwarz | schwarz | schwarz | schwarz | verzinkt | verchromt | verchromt | verchromt | |||
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Nabe
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | Stahl | Stahl | Stahl | Stahl | Stahl | Aluminium | Aluminium | Aluminium | |||
| Bremstrommel |
Halbnabe vorne Ø 160 mm hinten Ø 180 mm |
Halbnabe vorne Ø 160 mm hinten Ø 180 mm |
Halbnabe vorne Ø 160 mm hinten Ø 180 mm |
Halbnabe beide Ø 160 mm |
Halbnabe beide Ø 160 mm |
Vollnabe beide Ø 160 mm |
Vollnabe beide Ø 160 mm |
Vollnabe beide Ø 160 mm |
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| Gesamtzahl Speichen | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | |||
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Zusätzliche Teile für Speichenmontage |
>nicht erforderlich< | >nicht erforderlich< | >nicht erforderlich< | >nicht erforderlich< | >nicht erforderlich< | Speichenplättchen | Speichenplättchen | Speichenplättchen | |||
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Zusätzliche Teile für Lagermontage |
>nicht erforderlich< | >nicht erforderlich< | >nicht erforderlich< | >nicht erforderlich< | >nicht erforderlich< |
eingesetzte Radlagerbüchse (lagerspezifisch!) |
eingesetzte Radlagerbüchse | eingesetzte Radlagerbüchse | |||
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Radlagerbüchse
Hinweise: Zylinderteil Ø 47,7 mm, Gesamtlänge 80 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Lagersitze | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
gestuft (wie 1), 316 833 mit Freistichenbei A und D (wie 2) |
mit Freistichen bei A und D (wie 2) |
mit Freistichen bei A und D (wie 2) |
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| Länge Gewinde M42x1,5 (Maß A) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
10 mm, 316 833 12 mm (inkl. Freistich)
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12 mm (inkl. Freistich) | 12 mm (inkl. Freistich) | |||
| Ende äußerer Lagersitz (Maß B) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
27 mm, 316 833 25 mm
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25 mm | 25 mm | |||
| Anfang innerer Lagersitz (Maß C) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
54 mm, 316 833 54 mm
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54 mm | 54 mm | |||
| Ende innerer Lagersitz (Maß D) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
72 mm, 316 833 69 mm (inkl. Freistich)
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69 mm (inkl. Freistich) | 69 mm (inkl. Freistich) | |||
| Freistich für Druckhülse (Maß E) | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
74,5 mm, 316 833 74,5 mm
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74,5 mm | 74,5 mm | |||
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Abstandsrohre
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| I Abstandsbuchse | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
A: 26,4 mm B: 31,0 mm C: 38,0 mm 316 833 siehe R26/ R27
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| II Abstandsrohr |
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A: 34,4 mm B: 18,0 mm C: 25,0 mm D: 34,0 mm |
A: 34,4 mm B: 18,0 mm C: 25,0 mm D: 34,0 mm |
A: 26,4 mm B: 18,0 mm C: 25,0 mm D: 28,0 mm 316 833 siehe R26/ R27
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| III Paßring | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
>nicht vorhanden< 316 833 siehe R26/ R27
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A: 5,8 mm (0,1 mm) 7,2 mm | A: 5,8 mm (0,1 mm) 7,2 mm | |||
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Radlager
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Radlager vorne | 2x Rillenlager 6303 | 2x Rillenlager 6303 | 2x Rillenlager 6303 |
1x Rillenlager 6203, 1x Schräglager 3203x |
1x Rillenlager 6203, 1x Schräglager 3203 |
1x Nadellager NKJS 17A, 1x Schräglager 3203x 316 833 ![]() 2x Kegellager 30203 |
2x Kegellager 30203 | 2x Kegellager 30203 | |||
| Lagersitze in... | Nabe direkt | Nabe direkt | Nabe direkt | Nabe direkt | Nabe direkt |
Stahl-Lagerbüchse in Nabe (lagerspezifisch!) |
Stahl-Lagerbüchse in Nabe | Stahl-Lagerbüchse in Nabe | |||
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| Radlager hinten |
1x Pendellager 1303, 1x Rillenlager 6305 |
1x Pendellager 1303, 1x Rillenlager 6305 |
1x Pendellager 1303, 1x Rillenlager 6305 |
1x Rillenlager 6203, 1x Schräglager 3203x |
1x Rillenlager 6203, 1x Schräglager 3203 |
1x Nadellager NKJS 17A, 1x Schräglager 3203x 316 833 ![]() 2x Kegellager 30203 |
2x Kegellager 30203 | 2x Kegellager 30203 | |||
| Lagersitze in... |
Lagerhülse Deckel Achsantriebsgehäuse
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Lagerhülse Deckel Achsantriebsgehäuse
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Lagerhülse Deckel Achsantriebsgehäuse
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Nabe direkt | Nabe direkt |
Stahl-Lagerbüchse in Nabe (lagerspezifisch!) |
Stahl-Lagerbüchse in Nabe | Stahl-Lagerbüchse in Nabe | |||
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Druckhülsen
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Links (abhängig von Radkappe) Kragendurchmesser A x Länge B Orientierung Bund |
Nur Vorderrad![]() nach innen |
Nur Vorderrad![]() nach innen |
Nur Vorderrad![]() nach innen |
![]() nach außen |
Ø 24 mm x 9 mm nach innen |
Ø 24 mm x 9 mm nach innen 313 225 Ø 36 mm x 10 mm nach außen |
Ø 36 mm x 10 mm nach außen |
Ø 36 mm x 10 mm nach außen |
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Rechts ("Brems-Seite") Kragendurchmesser A x Länge B Orientierung Bund |
Nur Vorderrad![]() nach innen |
Nur Vorderrad![]() nach innen |
Nur Vorderrad![]() nach innen |
![]() nach außen |
Ø 24 mm x 9 mm nach innen |
Ø 24 mm x 9 mm nach innen |
Ø 24 mm x 9 mm nach innen |
Ø 24 mm x 9 mm nach innen |
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Radlagerarretierung
Hinweis: Verschraubungen alle M42 x 1,5 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Vorderrad | Lagerdeckel | Lagerdeckel | Lagerdeckel | Seegerring |
Verschraubung (wie 1) 254 051 wie 2(selbstsichernd) |
Verschraubung (wie 2) 316 833 wie 3(lagerspezifisch) |
Verschraubung (wie 3) | Verschraubung (wie 3) | |||
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| Hinterrad |
Lagerdeckel >nicht vorhanden<
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Lagerdeckel >nicht vorhanden<
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Lagerdeckel >nicht vorhanden<
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Seegerring |
Verschraubung (wie 1) 254 051 wie 2(selbstsichernd) |
Verschraubung (wie 2) 316 833 wie 3(lagerspezifisch) |
Verschraubung (wie 3) | Verschraubung (wie 3) | |||
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Radkappen
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Querschnitt mittig | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
wie 1 313 225 wie 2Achtung bei Nachrüstung mehrere Teile ben. |
wie 2 | wie 2 | |||
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Bremsen allg.
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Ausführung Bremse |
Trommel Halbnabe vorne Ø 160 mm hinten Ø 180 mm |
Trommel Halbnabe vorne Ø 160 mm hinten Ø 180 mm |
Trommel Halbnabe vorne Ø 160 mm hinten Ø 180 mm |
Trommel Halbnabe beide Ø 160 mm |
Trommel Halbnabe beide Ø 160 mm |
Trommel Vollnabe beide Ø 160 mm |
Trommel Vollnabe beide Ø 160 mm |
Trommel Vollnabe beide Ø 160 mm |
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| Bremsbelag Abmessungen |
vorne 20 x 170 mm, hinten 20 x 200 mm, je 4 mm stark |
vorne 20 x 170 mm, hinten 20 x 200 mm, je 4 mm stark |
20 x 190 mm, 3 mm stark |
25 x 170 mm, 4 mm stark |
25 x 170 mm, 4 mm stark |
35 x 170 mm, 4 mm stark |
35 x 170 mm, 4 mm stark |
35 x 170 mm, 4 mm stark |
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| Nietlöcher | 5, je Ø 3,5 mm | 5, je Ø 3,5 mm | 5, je Ø 3 mm | 7, je Ø 3 mm | 7, je Ø 3 mm | 8, je Ø 3 mm | 8, je Ø 3 mm | 8, je Ø 3 mm | |||
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Bremsschlüssel vorne
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Durchmesser x Länge (ohne abschließende Scheibe), Anzahl Rillen |
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Ø 12 mm x 63 mm, 3 |
Ø 12 mm x 75 mm, 4 |
Ø 12 mm x 75 mm, 4 |
Ø 14 mm x 65 mm, 3 |
Ø 14 mm x 65 mm, 3 |
Ø 14 mm x 65 mm, 3 |
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| Anschluß zum Bremshebel |
Vierkant 10 mm abschließend M8x1 Gewinde |
Vierkant 10 mm abschließend M8x1 Gewinde |
Vierkant 10 mm abschließend M8x1 Gewinde |
Vierkant 10 mm abschließend M8x1 Gewinde |
Vierkant 10 mm abschließend M8x1 Gewinde |
Kerbverzahnung Ø 14 mm | Kerbverzahnung Ø 14 mm | Kerbverzahnung Ø 14 mm | |||
| Nockenlänge | 20 mm | 20 mm | 20 mm | 25,5 mm | 25,5 mm | 25,5 mm | 25,5 mm | 25,5 mm | |||
| Form Abschlußscheibe | Form 1 | Form 1 | Form 1 | Form 1 | Form 1 | Form 2 | Form 2 | Form 2 | |||
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Abmessungen innere Scheibe Durchmesser auxssen x Durchmesser innen x Dicke |
>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Ø 26,5 mm x Ø 12,7 mm x1,0 mm | Ø 26,5 mm x Ø 12,7 mm x1,0 mm | Ø 25 mm x Ø 14 mm x1,2 mm | Ø 25 mm x Ø 14 mm x1,2 mm | Ø 25 mm x Ø 14 mm x1,2 mm | |||
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Bremshebel Vorderrad
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Achsabstand (Gesamtlänge) | 65 mm (80 mm) | 65 mm (80 mm) | 65 mm (80 mm) | 65 mm (80 mm) | 65 mm (80 mm) | 85 mm (106 mm) | 85 mm (106 mm) | 85 mm (106 mm) | |||
| Anschluß Bremsschlüssel | Vierkantloch 10 mm | Vierkantloch 10 mm | Vierkantloch 10 mm | Vierkantloch 10 mm | Vierkantloch 10 mm |
Kerbverzahnung Ø 14 mm mit Klemmung |
Kerbverzahnung Ø 14 mm mit Klemmung |
Kerbverzahnung Ø 14 mm mit Klemmung |
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| "Arbeitsende" | Aufnahme für Bowdenzugnippel | Aufnahme für Bowdenzugnippel | Aufnahme für Bowdenzugnippel | Aufnahme für Bowdenzugnippel | Aufnahme für Bowdenzugnippel |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
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Stellschraube
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Ausführung |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
längs geschlitzt mit Rastnut |
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| Gewinde x Gesamtlänge | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | |||
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Fußbremshebel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Distanz Bolzenachse - Pedalspitze | 160 mm | 160 mm |
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270 mm | 270 mm | 270 mm | 270 mm | 270 mm | |||
| Bauform | gerade nach vorne | gerade nach vorne | gerade nach vorne | gerade nach vorne | gerade nach vorne |
von der Achse weg nach außen gebogen, 2 cm Versatz |
von der Achse weg nach außen gebogen, 2 cm Versatz |
von der Achse weg nach außen gebogen, 2 cm Versatz |
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| Betätigungshebel Gestänge |
am Hebel (einteilig) Winkel fest etwa 120 ° |
am Hebel (einteilig) Winkel fest etwa 120 ° |
am Hebel (einteilig) Winkel fest etwa 120 ° |
innen auf dem Bolzen Winkel über Vielzahn verstellbar Achtung: leicht konisch! |
innen auf dem Bolzen Winkel über Vielzahn verstellbar Achtung: leicht konisch! |
innen auf dem Bolzen Winkel über Vielzahn verstellbar Achtung: leicht konisch! |
am Hebel (einteilig) Winkel fest etwa 120 ° |
am Hebel (einteilig) Winkel fest etwa 120 ° |
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| Oberfläche | schwarz lackiert | schwarz lackiert |
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verchromt | verchromt | schwarz lackiert | schwarz lackiert | schwarz lackiert | |||
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| Anschlag |
Blechwinkel zwischen Hebel und Rahmen verschraubt |
Blechwinkel zwischen Hebel und Rahmen verschraubt |
Blechwinkel zwischen Hebel und Rahmen verschraubt |
Montageblock Fußraste am Rahmen |
Montageblock Fußraste am Rahmen |
Fußrastengummi | Fußrastengummi | Fußrastengummi | |||
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Zugstange Bremse
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Gesamtlänge (Ohne Flügelmutter) |
63 cm | 63 cm |
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52,5 cm | 52,5 cm | 53,5 cm | 54 cm | 54 cm | |||
| Bolzensplint Gabelkopf |
hinten, fahrzeugseitig außerhalb des Gabelkopfes |
hinten, fahrzeugseitig außerhalb des Gabelkopfes |
hinten, fahrzeugseitig außerhalb des Gabelkopfes |
Vorne, mittig und durch den kleinen Hebel |
Vorne, mittig und durch den kleinen Hebel |
Vorne, mittig und durch den kleinen Hebel |
vorne, fahrzeugseitig außerhalb des Gabelkopfes |
vorne, fahrzeugseitig außerhalb des Gabelkopfes |
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| Kopplung Bremslichtschalter | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< |
Vorne mit Lasche vor Gabelkopf |
M6x25 Gewindestift am Fußbremshebel |
M6x25 Gewindestift am Fußbremshebel |
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Bremsschlüssel hinten
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Durchmesser x Länge (ohne abschließende Scheibe) |
Ø 12 mm x 117 mm | Ø 12 mm x 117 mm | Ø 12 mm x 117 mm | Ø 12 mm x 124 mm | Ø 12 mm x124 mm | Ø 14 mm x 129 mm | Ø 14 mm x 148 mm | Ø 14 mm x 148 mm | |||
| Anschluß zum Bremshebel |
Kerbverzahnung Ø 12 mm abschließend M8x1 Gewinde |
Kerbverzahnung Ø 12 mm abschließend M8x1 Gewinde |
Kerbverzahnung Ø 12 mm abschließend M8x1 Gewinde |
Kerbverzahnung Ø 12 mm abschließend M8x1 Gewinde |
Kerbverzahnung Ø 12 mm abschließend M8x1 Gewinde |
Kerbverzahnung Ø 14 mm abschließend M10x1 Gewinde |
Kerbverzahnung Ø 14 mm abschließend M10x1 Gewinde |
Kerbverzahnung Ø 14 mm abschließend M10x1 Gewinde |
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| Nockenlänge | 20 mm | 20 mm | 20 mm | 25,5 mm | 25,5 mm | 25,5 mm | 25,5 mm | 25,5 mm | |||
| Form Abschlußscheibe | Form 1 | Form 1 | Form 1 | Form 1 | Form 1 | Form 2 | Form 2 | Form 2 | |||
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Abmessungen innere Scheibe Durchmesser auxssen x Durchmesser innen x Dicke |
>nicht vorhanden< | >nicht vorhanden< | >nicht vorhanden< | Ø 26,5 mm x Ø 12,7 mm x1,0 mm | Ø 26,5 mm x Ø 12,7 mm x1,0 mm | Ø 25 mm x Ø 14 mm x1,2 mm | Ø 25 mm x Ø 14 mm x1,2 mm | Ø 25 mm x Ø 14 mm x1,2 mm | |||
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Bremshebel Hinterrad
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Achsabstand (Maß A) | 72 mm | 72 mm | 72 mm | 65 mm | 65 mm |
65 mm ab FIN 295 201 45 mm |
75 mm | 75 mm | |||
| Gesamtlänge (Maß B) | 92 mm | 92 mm | 92 mm | 87 mm | 87 mm |
90 mm ab FIN 295 201 70 mm |
98 mm | 98 mm | |||
| Anschluß Bremsschlüssel | Kerbverzahnung Ø 12 mm | Kerbverzahnung Ø 12 mm | Kerbverzahnung Ø 12 mm | Kerbverzahnung Ø 12 mm | Kerbverzahnung Ø 12 mm | Kerbverzahnung Ø 14 mm | Kerbverzahnung Ø 14 mm | Kerbverzahnung Ø 14 mm | |||
| "Arbeitsende" |
Loch für Aufnahme Gabelkopfbolzen |
Loch für Aufnahme Gabelkopfbolzen |
Loch für Aufnahme Gabelkopfbolzen |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
Gabel mit 14 mm Löchern für Aufnahme Verstellung |
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| Abweichungswinkel α | 0 ° | 0 ° | 0 ° | 10 ° | 10 ° | 15 ° | 30 ° | 30 ° | |||
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| Verstellung Hinterradbremse an ... | Bremspedal | Bremspedal | Bremspedal | Bremshebel am Hinterrad | Bremshebel am Hinterrad | Bremshebel am Hinterrad | Bremshebel am Hinterrad | Bremshebel am Hinterrad | |||
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Dieses Werk ist unter einer Creative Commons-Lizenz lizenziert.
Stand 01/02/2026
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Comparative list R20 - R27 |
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Basic information
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Internal designation frame | 220/1 | 223/1 | 224/1 | 225/1 | 225/2 | 225/3 | 226/1 | 226/2 | |||
| Years of manufacture | 1937-1938 | 1938-1940 | 1948-1950 | 1950-1951 | 1951-1953 | 1953-1956 | 1956-1960 | 1960-1966 | |||
| Frame numbers | 100 001 - 105 004 | 106 001 - 114 203 | 200 001 - 212 007 | 220 001 - 243 400 | 245 001 - 283 650 | 284 001 - 331 705 | 340 001 - 370 242 | 372 001 - 387 364 | |||
| Total manufactured | 5,000 | 8,200 | 12,020 | 23,400 | 38,651 | 47,700 | 30,236 | 15,364 | |||
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| Frame number <-> engine number | usually non-matching numbers | usually non-matching numbers | matching numbers | matching numbers | matching numbers | matching numbers | matching numbers | matching numbers | |||
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| Production year-VIN |
1937: 100 001-103 153 1938: 103 154-105 004 |
1938:106 001-108 000 1939: 108 001-114 011 1940:114 012-114 203 |
... | ... | ... | ... | ... | ... | |||
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Frame
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Frame number location |
on right lower frame end behind the brake lever |
on right lower frame end behind the brake lever |
at the right engine mounting cube |
at the right engine mounting cube 220 061 on right upperrear wheel suspension support |
on right upper rear wheel suspension support |
on the steering head's right side | on the steering head's right side | on the steering head's right side | |||
| Rear wheel suspension | rigid | rigid | rigid | Pushrod suspension | Pushrod suspension | Pushrod suspension | long swingarm | long swingarm | |||
| Assembly method | bolted | bolted | bolted | welded | welded | welded | welded | welded | |||
| Suitability for sidecar | not suitable for sidecar | not suitable for sidecar | not suitable for sidecar | sidecar mounts welded to frame |
sidecar mounts welded to frame, first series has lower right mount bolted |
sidecar mounts welded to frame |
sidecar mounts welded to frame 344 637 subframe required
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subframe required | |||
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Mounting point for silencer lower left corner of frame |
bolt hole at axle eye | bolt hole at axle eye | bolt hole at axle eye |
clamping bolt plunger post support |
clamping bolt plunger post support |
dual-tapered bushing, part of plunger post support |
dual-tapered bushing outside the frame |
silent-block bushing outside the frame |
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Fork
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| System | telescopic fork | telescopic fork | telescopic fork | telescopic fork | telescopic fork | telescopic fork | Earles fork | Earles fork | Earles fork | ||
| Steering lock | right side, bottom yoke | right side, bottom yoke | right side, bottom yoke | top yoke | top yoke | headstock, bottom left side | headstock, bottom left side | headstock, bottom left side | headstock, middle left side | ||
| Rubber bellows | yes | yes | yes | yes | yes | no | no | no | no | ||
| Right fork end | left-hand thread for axle | left-hand thread for axle | left-hand thread for axle |
left-hand thread for axle 227 407 plain drill for axle
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plain drill for axle | plain drill for axle | plain drill for axle | plain drill for axle | |||
| Ear for hydraulic steering damper | no | no | no | no | no | no | no | yes |
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Suspension springs front
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Length relaxed (± 2 mm) | 250 mm | 250 mm | 250 mm | 282 mm | 282 mm | 372 mm | 286 mm | 286 mm | |||
| Wire diameter | 4,3 mm | 4,3 mm | 4,3 mm | 4.4 mm | 4.4 mm | 4.4 mm | 5.8 mm | 5.8 mm | |||
| Spring outer diameter | 27.1 mm | 27.1 mm | 27.1 mm | 27 mm | 27 mm | 27.2 mm | 47.6 mm | 47.6 mm | |||
| Number of coils | 35 | 35 | 35 | 39 both ends progressive | 39 both ends progressive | 51 both ends progressive | 24 both ends progressive | 24 both ends progressive | |||
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Yokes
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Mounting points for risers | holes in the middle of the yoke arms | holes in the middle of the yoke arms | holes in the middle of the yoke arms | holes, "jutting out" to the back | holes, "jutting out" to the back | cones in the middle of the yoke arms | cones, "jutting out" to the front | holes in the middle of the yoke arms | |||
| Bottom yoke | two holes for bolting on bracket | two holes for bolting on bracket | two holes for bolting on bracket | Two eyes for cables, one per arm (centered) | Two eyes for cables, one per arm (centered) | M8 thread for horn mount centered at front | >doesn't exist< | >doesn't exist< | |||
| Steering lock | eye at bottom yoke's right side | eye at bottom yoke's right side | eye at bottom yoke's right side | insertion hole at top yoke's left side | insertion hole at top yoke's left side | vertical slot on steer tube's left side | vertical slot on steer tube's left side | vertical slot on steer tube's left side | |||
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Head light holder
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Design (all with arm to front for headlight) |
cone, height 160 mm bottom Ø50 mm, top Ø 44 mm with "collar" |
cone, height 160 mm bottom Ø50 mm, top Ø 44 mm with "collar" |
cone, height 160 mm bottom Ø50 mm, top Ø 40 mm with "collar" |
cylinder, height 150 mm, Ø 50 mm |
cylinder, height 150 mm, Ø 50 mm |
cylinder, height 150 mm, Ø 50 mm |
half cylinder shell, height 105 mm, 37 mm wide |
half cylinder shell, height 105 mm, 37 mm wide |
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| Made from | 1 piece, rolled and welded | 1 piece, rolled and welded | 2 pieces, welded | 1 piece, rolled and welded | 1 piece, rolled and welded | 2 pieces, welded | 2 pieces, welded | 2 pieces, welded | |||
| Special features tube part |
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tube overlaps 6mm on the inner side |
tube overlaps 40 mm beneath holding arm |
tube overlaps 40 mm beneath holding arm |
tube seamless | >doesn't exist< | >doesn't exist< | |||
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Adjusting nut steering bearing
all: bearing seat Ø 34 mm thread M28x1.5 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Total height (value A) | 14 mm | 14 mm | 14 mm | 14 mm | 14 mm | 16 mm | 16 mm | 16 mm | |||
| Height top segment (value B) | 3 mm | 3 mm | 3.5 mm | 3.5 mm | 3.5 mm | 6.5 mm | 6.5 mm | 6.5 mm | |||
| Design | Top side plain (like 1) | Top side plain (like 1) | Top side plain (like 1) | Top side plain (like 1) | Top side plain (like 1) |
Top side 2 opposite notches no thread there (like 2) |
Top side 2 opposite notches no thread there (like 2) |
Top side 2 opposite notches no thread there (like 2) |
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Thumb screw
Springs 0.8 x 5 x 12 DIN 2098 Steel balls diameter 5.5 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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two wings | two wings | two wings | two wings | two wings | two wings | star-shaped (3 mm) | star-shaped (3 mm, later 15 mm) | |||
| Rod length | 200 mm | 200 mm | 224 mm | 224 mm | 224 mm | 224 mm | 246 mm | 246 mm | |||
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thread (hole for split pin 2 mm from lower end) |
M8, 35 mm long | M8, 35 mm long | M8, 35 mm long | M8, 35 mm long | M8, 35 mm long | M8, 35 mm long | M8x1, 35 mm long | M8x1, 35 mm long | |||
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| Height lock plate cover | 10 mm | 10 mm | 22 mm | 22 mm | 22 mm | 22 mm | 19 mm | 19 mm | |||
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Resistance plate
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| centre distance (value A) | 100 mm | 100 mm | 95 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | |||
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Diameter hole for retaining screw (value B) |
6.5 mm | 6.5 mm | 6.5 mm | 14.5 mm | 14.5 mm | 14.5 mm | 16.1 mm | 16.1 mm | |||
| Special feature (criterion C) | >doesn't exist< | >doesn't exist< | latch for horn | latch, 25 mm wide | latch, 25 mm wide | latch, 25 mm wide | hole, diameter 19.8 mm | hole, diameter 19.8 mm | |||
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Mudguard front wheel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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inside, riveted >doesn't exist< inside, riveted |
inside, riveted >doesn't exist< inside, riveted |
inside, riveted >doesn't exist< inside, riveted |
inside, riveted outside, riveted inside, riveted |
outside, bolted outside, riveted inside, riveted |
outside, bolted outside, riveted inside, riveted |
outside, bolted >doesn't exist< No stays, mounted directly to the rocker |
outside, bolted >doesn't exist< No stays, mounted directly to the rocker |
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Visible mudguard width (value A) measure behind fork, or behind middle stay |
22+0.5 cm | 22+0.5 cm |
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25.4+0.5 cm | 25.4+0.5 cm | 22+0.5 cm | 22+0.5 cm | 22+0.5 cm | |||
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Length of lower stay from inner flange mudguard to 's end (value B) |
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24 cm | 24 cm | 22.5 cm | >doesn't exist< | >doesn't exist< | |||
| Length inner reinforcement (value C) |
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78 mm | 78 mm | 132 mm | >doesn't exist< | >doesn't exist< | |||
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Brake holder
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| System | half-width brake | half-width brake | half-width brake | half-width brake | half-width brake | full-width brake | full-width brake | full-width brake | |||
| Cable ends at | brake lever | brake lever | brake lever | brake lever | brake lever | brake holder | brake holder | brake holder | |||
| Visible length brake holder stud | 25 mm | 25 mm |
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23 mm | 23 mm | 28 mm | 28 mm | 28 mm | |||
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Position of drain hole (torque bracket horizontal) |
>doesn't exist< | >doesn't exist< | >doesn't exist< | "7 o'clock" | "7 o'clock" | "7 o'clock" | "6 o'clock" | "6 o'clock" | |||
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Head light housing
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Ø front opening (value A) (depending on manufacturer) |
164+1 mm (Bosch) | 164+1 mm (Bosch) | 170+1 mm (Bosch) |
170+1 mm (Bosch) 175+1 mm (Notek) |
170+1 mm (Bosch) | 170+1 mm (Bosch) | 170+1 mm (Bosch) | 170+1 mm (Bosch) | |||
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Length (value B) (depending on manufacturer) |
(Bosch)
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(Bosch)
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(Bosch)
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190 mm (Bosch) (Notek)
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190 mm (Bosch) | 190 mm (Bosch) | 190 mm (Bosch) | 190 mm (Bosch) | |||
| Alongside ignition switch |
charge control fuse
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charge control fuse
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charge control
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>nothing< | >nothing< | >nothing< | >nothing< | >nothing< | |||
| Above speedometer | >nothing< | >nothing< | >nothing< |
charge control fuse
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charge control fuse
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>nothing< | >nothing< | >nothing< | |||
| Below speedometer | >nothing< | >nothing< | >nothing< | >nothing< | neutral indicator |
heart-shaped charge control and neutral indicator |
heart-shaped charge control and neutral indicator |
heart-shaped charge control and neutral indicator |
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| Horn dent | no | no | no | no | no | yes |
early machines like R25/3 then without |
no | |||
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Head light
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Manufacturer and model | Bosch EAS 150 2 T 45 | Bosch EAS 150 2 T 145 P | Bosch LE/MTA 160x2 (4/1) |
Bosch LE/MTA 160x2 (4/1) Notek
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Bosch LE/MTA 160x2 | Bosch LE/MTA 160x2 | Bosch LE/MTA 160x2 | Bosch LE/MTA 160x2/48 | |||
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Speedometer
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| W= (valid for km/h!) |
1,0 solo |
1,0 solo |
1,0 solo |
1,05 solo 1,2 side car |
1,05 solo 1,2 side car |
1,0 solo 1,15 side car |
1,0 solo 1,25 side car |
1,0 solo until no. 379 494 1,08 solo from no. 379 495 1,25 side car |
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| Display range | 0-120 km/h | 0-120 km/h | 0-120 km/h | 0-120 km/h | 0-120 km/h |
0-140 km/h solo 0-120 km/h side-car |
20-140 km/h possibly 0-140 km/h, too |
20-140 km/h solo 10-110 km/h side-car |
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| Shifting marks | 25-50 | 25-50 | 20-35-60 | 20-35-60 | 25-45-70 |
25-50-75 solo 20-40-65 side-car |
25-55-80 solo |
25-55-80 solo W=1,0 35-60-90 solo W=1,08 20-45-65 side-car |
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Speedo cable
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Cable total length(value A) | 110 cm | 110 cm | 115.5 cm | 115.5 cm | 115.5 cm | 115.5 cm | 119 cm | 119 cm | |||
| Housing total length (value B) | 108 cm | 108 cm | 112.5 cm | 112.5 cm | 112.5 cm | 112.5 cm | 116 cm | 116 cm | |||
| Housing outer diameter (value C) | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 7 mm | 7 mm | |||
| Ferrule speedo side length(value D) | 36 mm | 36 mm | 27 mm | 27 mm | 27 mm | 27 mm | 27 mm | 27 mm | |||
| Socket gearbox side length(value E) | 32 mm | 32 mm | 30 mm | 30 mm | 30 mm | 30 mm | 35 mm | 35 mm | |||
| Socket gearbox side diameter (value F) | 16 mm | 16 mm | 16 mm | 16 mm | 16 mm | 16 mm | 11.5 mm | 11.5 mm | |||
| Union nut speedo (feature G) | M18x1.5 | M18x1.5 | M18x1.5 | M18x1.5 | M18x1.5 | M18x1.5 | M18x1.5 | M18x1.5 | |||
| Protruding length speedo side (value H) |
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| Driver gearbox (feature I) | like 1 (2.5 mm x 8 mm) | like 1 (2.5 mm x 8 mm) | like 2 (2.7 mm x 2.7 mm) | like 2 (2.7 mm x 2.7 mm) | like 2 (2.7 mm x 2.7 mm) | like 2 (2.7 mm x 2.7 mm) | like 2 (2.7 mm x 2.7 mm) | like 2 (2.7 mm x 2.7 mm) | |||
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Connector plate
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Difference |
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Ignition key
Rolf's ignition key guide (German) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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2 low | 2 low | 2 low | 2 low | 2 low | 1 high, rear side | 1 high, rear side | 1 high, rear side | |||
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Horn
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Manufacturer and model | Bosch FD 6 D S 10 | Bosch FC 6 1 |
black Bosch FCE 6/1, green Bosch FCE 6/6 |
black Bosch FCE 6/1, later HO/FCF 6/1 green Bosch FCE 6/6 |
Bosch FCE 6/1 resp. HO/FCF 6/8 or NORIS HE6 |
Bosch HO/FCF 6/8 or NORIS HE6 |
Bosch HO/FCF 6 A1 or HO/FCF 6 A 20 |
HO/FCH 6/1 | |||
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| Location on bike | left side of gearbox | left side of gearbox |
below the tank to resistance plate |
below the tank to frame |
below the tank to frame |
below the headlight to fork bottom yoke |
below the tank to frame |
below the tank to frame |
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Handlebars mounting
without washers and nuts |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Parts from top | none (bolted on directly) | none (bolted on directly) |
1. steel cover 2. rubber washer 3. rubber tube 4. rubber washer 5. steel cover |
1. steel cover 2. rubber washer 3. rubber tube 4. rubber washer 5. steel cover |
1. steel cover 2. rubber washer 3. rubber tube 4. rubber washer 5. steel cover |
1. rubber cone 2, steel spacer stube 3. rubber cone 4. washer |
1. rubber cone 2, steel spacer stube 3. rubber cone 4. washer |
1. metal washer spacer | |||
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Dimensions main rubber part height (value A) x inner diameter (value B) x outer diameter (value C) |
>doesn't exist< | >doesn't exist< |
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12 mm x Ø 13 mm x Ø 29 mm | 12 mm x Ø 13 mm x Ø 29 mm | >doesn't exist< | |||
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Risers
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Clamp handlebars |
half t-head bolt M8x30 from above, handle bar backside |
half t-head bolt M8x30 from above, handle bar backside |
half t-head bolt M8x30 from above, handle bar backside |
hex-head bolt M8x1x22 from the rear, handle bar backside |
hex-head bolt M8x1x22 from the rear, handle bar backside |
half t-head bolt M8x1x74 from above, handle bar frontside |
half t-head bolt M8x1x74 from above, handle bar frontside |
half t-head bolt M8x1x62 from above, handle bar backside |
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| Mounted to top yoke via |
integral bolt (hex nut M10x1) |
integral bolt (castle nut M10x1) |
integral bolt (castle nut M10x1, later M8x1x22 bolt) |
integral bolt M10x1x35 (castle nut M10x1) |
integral bolt M10x1x35 (castle nut M10x1) |
handle bar clamping bolt (castle nut M8x1) |
handle bar clamping bolt (castle nut M8x1) |
handle bar clamping bolt (castle nut M8x1) |
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| Orientation risers |
handlebars as far to the back as possible |
handlebars as far to the back as possible |
handlebars as far to the back as possible |
handlebars as far to the back as possible |
handlebars as far to the back as possible |
handlebars as far to the back as possible |
handlebars as far to the back as possible |
handlebars as far to the front as possible |
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Handlebars
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Width | 73 cm | 73 cm |
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75 cm | 72 cm |
70 cm Magura 69 cm |
66 cm solo 69 cm side car |
66 cm solo 69 cm side car |
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Handlebars switches
TOS = toggle-type switch, SWS = swivel-style switch dimmer switch not further specified is electrical |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Left hand side |
mechanical dimmer switch (TOS) and horn |
mechanical dimmer switch (TOS) and horn |
mechanical dimmer switch (TOS) and horn |
mechanical dimmer switch (TOS) and horn |
dimmer switch (TOS) and horn switch, chrome housing |
dimmer switch (TOS) and horn switch, chrome housing |
dimmer switch (TOS) and horn switch, chrome housing |
dimmer switch (TOS) and horn switch, chrome housing 379 498 dimmer switch (TOS),horn, flasher, chrome housing 385 265 dimmer switch (SWS),flasher, support tilted to left |
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| Number of strands |
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4 | 4 | 4 |
4 379 498 5385 265 4
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| Right hand side |
alternative position for dimmer switch and horn requ. different head light housing |
alternative position for dimmer switch and horn requ. different head light housing |
>nothing< | >nothing< | >nothing< | >nothing< | >nothing< |
Indicator switch (TOS) and flasher, chrome housing 379 498 indicator (SWS),support horizontal 385 265 indicator (SWS),horn, support tilted to right |
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| Number of strands | >if required< | >if required< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
5 379 498 3385 265 4
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Throttle cable
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Cable diameter x total length incl. terminals |
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Ø 1.5 mm x 900 mm | Ø 1.5 mm x 910 mm | Ø 1.5 mm x 850 mm | Ø 1.5 mm x 875 mm | |||
| Total length outer cable incl. ferrules |
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810 mm | 790 mm | 740 mm | 780 mm | |||
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Terminal handlebars side form section I diameter x length |
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barrel (like 1) Ø 2.5 mm x 5.5 mm |
barrel (like 1) Ø 2.5 mm x 5.5 mm |
barrel (like 1) Ø 2.5 mm x 5.5 mm |
barrel (like 1) Ø 2.5 mm x 5.5 mm |
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Terminal carburettor side form section I diameter x length |
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barrel (like 1) Ø 2.5 mm x 5.5 mm |
barrel (like 1) Ø 2.5 mm x 5.5 mm |
barrel (like 1) Ø 2.5 mm x 5.5 mm |
barrel (like 1) Ø 2.5 mm x 5.5 mm |
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| Note |
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for mixing chamber cover without throttle cable elbow |
for mixing chamber cover without throttle cable elbow |
for mixing chamber cover without throttle cable elbow |
for mixing chamber cover with throttle cable elbow |
for mixing chamber cover with throttle cable elbow |
for mixing chamber cover with throttle cable elbow |
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Seat carrier
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Seat top | Drilastic | Drilastic | Drilastic | Pagusa | Pagusa | Pagusa | Pagusa | Pagusa | |||
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| Spring(s) bolted | below rear bolts | below rear bolts | below rear bolts | below rear bolts | to vertical spring lever | to vertical spring lever | to vertical spring lever | to vertical spring lever | |||
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adjustable range to rider's weight (positions) |
no | no | no | 2 spring mounting pos. | 60-100 kg (4 pos.) | 60-100 kg (4 pos.) | 60-100 kg (4 pos.) | 60-100 kg (4 pos.) | |||
| Holes for seat bearing | Ø 8 mm | Ø 8 mm | Ø 8 mm | Ø 8 mm | Ø 8 mm | Ø 10 mm | Ø 10 mm | Ø 10 mm | |||
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Seat spring(s)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Saddle spring(s) | two upright (black) | two upright (black) | two upright | one upright | one horizontal | one horizontal | one horizontal | one horizontal | |||
| Lower eyelet ... | vertical | vertical | vertical | horizontal | not applicable | not applicable | not applicable | not applicable | |||
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Spring type (all coils springs) |
compression spring | compression spring | compression spring | compression spring | extension spring | extension spring | extension spring | extension spring | |||
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Battery carrier
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Tension strap | steel, one part | steel, one part |
steel, two parts also rubber |
steel, two parts |
steel, two parts 263 051 rubber
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rubber strap | rubber strap | rubber strap | |||
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Center stand
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Springs |
One tension spring side pull flat retaining spring |
One tension spring side pull flat retaining spring |
One tension spring side pull flat retaining spring |
One tension spring side pull flat retaining spring |
One tension spring side pull 267 301 center spring
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Two tension springs center | Two tension springs center | Two tension springs center | |||
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Distance bore centre to "face" (value A) |
ca. 15 mm | ca. 15 mm | ca. 15 mm | ca. 20 mm | ca. 15 mm | ca. 40 mm | ca. 15 mm | ca. 15 mm | |||
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Distance "face" to ground (value B) |
ca. 190 mm | ca. 190 mm | ca. 190 mm | ca. 210 mm | ca. 225 mm | ca. 230 mm | ca. 255 mm | ca. 255 mm | |||
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| U-shaped arm for spring | yes | yes | yes | no | no | no | no | no | |||
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Stud lower engine mounting
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Length (value A) | 265 mm | 265 mm | 265 mm | 265 mm | 265 mm | 257 mm | 257 mm | completely different solution | |||
| Diameter shank (Value B) | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | completely different solution | |||
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Both threads diameter x length (criterion C) |
M12x1.5 x 20 mm | M12x1.5 x 20 mm | M12x1.5 x 20 mm | M12x1.5 x 20 mm | M12x1.5 x 20 mm | M12x1.5 x 20 mm | M12x1.5 x 20 mm | completely different solution | |||
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Screw upper engine mounting
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Length (value A) | 195 mm | 195 mm | 200 mm | 200 mm | 200 mm | 250 mm | 250 mm | completely different solution | |||
| Diameter shank (Value B) | 10 mm | 10 mm | 10 mm | 10 mm | 10 mm | 10 mm | 10 mm | completely different solution | |||
| Thread diameter x length (criterion C) | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | M10x1 x 15 mm | completely different solution | |||
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Footpegs rider
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design | tube | tube | tube | L-shaped | L-shaped | L-shaped | L-shaped | L-shaped | |||
| Hirth serrations (criterion A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | coarse (15 teeth) | coarse (15 teeth) | coarse (15 teeth) | coarse (15 teeth) | coarse (15 teeth) | |||
| Centre distance (value B) | not applicable | not applicable | not applicable | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | |||
| Cross-section in rubber | round | round | round | hexagonal | hexagonal | hexagonal | hexagonal | hexagonal | |||
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Footpegs pillion
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Design rear (only non-hinged variety!) |
L-shaped | L-shaped | L-shaped | L-shaped | L-shape | L-shaped | L-shaped | L-shaped | |||
| Hirth serrations (criterion A) |
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coarse (15 teeth) | coarse (15 teeth) | coarse (15 teeth) | coarse (15 teeth) | coarse (15 teeth) | |||
| Centre distance (value B) |
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50 mm | 50 mm | 50 mm | 110 mm | 110 mm | |||
| Cross-section in rubber |
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hexagonal | hexagonal | hexagonal | hexagonal | hexagonal | |||
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Bumper kick start lever
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Attached via | bolt-on mount | bolt-on mount | bolt-on mount | bolt-on mount | bolt-on mount | bolt-on mount | bolt-on mount | mount welded to frame | |||
| rubber part | specific rubber part | specific rubber part | specific rubber part | specific rubber part | specific rubber part | specific rubber part | specific rubber part | main stand bumber rubber | |||
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thickness of rubber above the frame tube (value A) |
16 mm | 16 mm | 16 mm | 16 mm | 16 mm |
16 mm 292 000 26 mm
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16 mm |
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Mudguard rear wheel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Cable duct | no | no | no | no | yes | yes | yes | yes | |||
| Passing drive shaft |
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cut out |
cut out and cover plate screwed in place |
wide waist | wide waist | |||
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V-shaped bead near inner edge (both sides, not running the entire length) |
no (like 1) | no (like 1) | no (like 1) | no (like 1) | no (like 1) | no (like 1) | yes (like 2) | yes (like 2) | |||
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Length of upright stay from inner flange mudguard to stay's end (value A) |
>doesn't exist< | >doesn't exist< | 24 cm | 18 cm | 18 cm | 14 cm |
>doesn't exist< attached to suspension cover |
>doesn't exist< attached to suspension cover |
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Rear mounting of luggage carrier |
two rivets | two rivets | one screw | one screw | two screws M6 | two screws M6 | two screws M6 | two screws M6 | |||
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Hinge (knuckles mudguard + flip end) |
no | no | no |
yes (3 + 2) |
yes (3 + 2) |
yes (2 + 1) |
yes (2 + 1) |
yes (2 + 1) |
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| End of rear stay | closed eye | closed eye | closed eye | stud bolt M8 | stud bolt M8 | stud bolt M8 |
eye, hook-like opened |
hole or forked | |||
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Holes for tail light mounting screws |
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3 (2 top, 1 bottom) from 09/1958 4 (2 top, 2 bottom) |
4 (2 top, 2 bottom) | |||
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Tail light
Rolf's tail light history (German) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design |
Bosch "egg-shaped" type JN 7 K 1 |
Bosch "egg-shaped" type JN 7 K 1 |
Noris tail light | Eber tail light | Eber tail light | Eber tail light |
Eber tail light "3 bolts" from 09/1958 Hella "ton" (cylindrical) |
Hella "ton" (conical) | |||
| cable comes from | extern | extern | extern | extern | through mudguard | through mudguard | through mudguard | through mudguard | |||
| mounting screws |
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3 (2 top, 1 bottom) | 4 (2 top, 2 bottom) | |||
| Tail light lens | semicircle, Ø ca. 27 mm | semicircle, Ø ca. 27 mm | round, Ø ca. 25 mm | round, Ø 47 mm |
round, Ø 47 mm (1951) round, Ø 51 mm (from 1952) |
round, Ø 51 mm and stop light above |
round, Ø 51 mm, very thick ton Ø 95 mm |
round, Ø 95 mm | |||
| Glas holder | >doesn't exist< | >doesn't exist< | Aluminium ring | Aluminium ring | Aluminium ring | Aluminium ring |
Coated steel ring with chromed ring slid on |
Coated steel ring | |||
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| Bulbs |
bulb 3W tail light |
bulb 3W tail light |
bulb 2W tail light |
15 mm bulb 3W tail light |
Sofitt bulb tail light 5W |
2 Sofitt bulbs tail 5W and stop light 10W |
Eber Bilux-bulb 5/21W "ton" has Bilux-bulb 5/21W tail and stop light bulb 5W license plate |
Bilux-bulb 5/21W tail and stop light bulb 5W license plate |
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Tank
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Tool compartment |
on top "on top" |
on top integrated hinges on the right side |
on top integrated hinges on the right side |
on top integrated hinges on the right side |
on top integrated hinges at the bottom |
left side integrated hinges at the bottom |
on top integrated hinges at the bottom |
on top integrated hinges at the bottom |
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| Front mounting | "high" brackets | "high" brackets | "high" brackets | "high" brackets | "high" brackets |
"low" brackets (old version) "high" brackets (new) |
bushing in the beading | bushing in the beading | |||
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Rear mounting All threads M8x1! |
brackets | brackets | brackets | brackets | closed insert nut |
L-bracket with thread (old)M8 closed insert nut (new) |
closed insert nut | closed insert nut | |||
| Fuel tap mounted on | right side | right side | right side | right side | right side | left side | left side | left side | |||
| Connexion thread for fuel tap | inside thread M14x1.5 | inside thread M14x1.5 | inside thread M14x1.5 | outside thread M16x1 | outside thread M16x1 | outside thread M20x1 | outside thread M20x1 | outside thread M20x1 | |||
| Equaliser hose | no | no | no | no | no | yes | yes | yes | |||
| Intake tube | no | no | no | no | no | yes | no | no | |||
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| Screws for BMW badge |
half round head screw M4x8 |
half round head screw M4x8 |
lens head countersunk screw M3x10 |
lens head countersunk screw M3x6 |
lens head countersunk screw M4x8 |
lens head countersunk screw M4x8 |
lens head countersunk screw M4x8 |
lens head countersunk screw M4x8 |
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Fuel tap
flow rate min. 250 ml/min |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Type | "Frankfurter Modell" | "Frankfurter Modell" | "Frankfurter Modell" | Everbest FLR 1140FF | Everbest FLR 1140FF | Everbest "Torpedo" | Everbest "Torpedo" | Everbest "Torpedo" | |||
| Tank side connexion thread | inside thread M14x1.5 | inside thread M14x1.5 | inside thread M14x1.5 | outside thread M16x1 | outside thread M16x1 | outside thread M20x1 | outside thread M20x1 | outside thread M20x1 | |||
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Air intake filter
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| System | Metal mesh filter | Metal mesh filter | Metal mesh filter | Metal mesh filter | Metal mesh filter | Metal mesh filter | Metal mesh cartridge |
Metal mesh cartridge paper cartridge from no. 379 582 |
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| Exit diameter | 35 mm | 35 mm | 35 mm | 35 mm | 35 mm | 40 mm | 40 mm | 40 mm | |||
| Diameter housing | 95 mm | 95 mm | 100 mm | 100 mm | 95 mm | 95 mm | 120 mm |
120 mm (metal mesh) 106.5 mm (paper cartridge) |
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| Mounting position | straight to carburettor | straight to carburettor | straight to carburettor | straight to carburettor | straight to carburettor |
tank front right bottom to the "snorkel" |
in air filter box | in air filter box | |||
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Carburettor
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Type | AMAL Typ M74-428S | AMAL Typ M74-435S | Bing Type AJ 1/22/27 | Bing Type 1/22/28 |
Bing Type 1/22/44 or SAWE Typ K 22 F |
Bing Type 1/24/41 1/24/42 from Oct. 1953 or SAWE K 24 F |
Bing Type 1/26/46 then 1/26/52 1/26/55 from Jun. 1956 |
Bing Type 1/26/68 1/26/79 from Jan 1962 ... ... to no. 379 581 1/26/83 from no. 379 582 1/26/93 from no. 384 365 |
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| Float gauge weight | 7 gr | 7.5 gr | 11 gr | 11 gr |
Bing 11 gr SAWE 8 gr |
Bing 11 gr SAWE 8 gr |
Bing 1/26/46 = 11 gr Bing 1/26/52 = 11 gr Bing 1/26/55 = 7 gr |
Bing 1/26/68 = 7 gr Bing 1/26/79 = 11 gr Bing 1/26/83 =11 gr Bing 1/26/93 = 11 gr |
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Potential replacements not authentic, but functional Gero's carburettor list (German) |
... | AMAL 22E1B | ... | ... | ... | Mikuni VM24-473 |
Bing 1/26/111, Bing 1/26/113, Bing 1/26/123, Mikuni VM26-665, AMAL 27/376 |
Bing 1/26/111, Bing 1/26/113, Bing 1/26/123, Mikuni VM26-665, AMAL 27/376 |
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Slide top nut
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Outer diameter (value A) | 36 mm | 36 mm | 37 mm | 39 mm |
Bing 39 mm SAWE
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Bing 39 mm SAWE 37 mm |
41 mm | 41 mm | |||
| Thread | M30x1 | M30x1 | M32x1 | M34x1 |
Bing M34x1 SAWE
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Bing M34x1 SAWE
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M38x1 | M38x1 | |||
| rim detail | like 1 | like 1 | like 1 | like 1 |
Bing like 1 SAWE like 3 |
Bing like 1 SAWE like 3 |
like 2 | like 2 | |||
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Carburettor slide
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Part number manufacturer | AMAL 4/052 | AMAL 4/052 | Bing 22-360 | Bing 22-460 |
Bing 22-460 SAWE 023 |
Bing 22-470 SAWE 151 |
Bing 22-540 | Bing 22-540 | |||
| diameter x length | Ø 25.4 mm x 28.6 mm | Ø 25.4 mm x 28.6 mm | Ø 24.5 mm x 38.4 mm | Ø 26.95 mm x 39.8 mm | Bing Ø 26.95 mm x 39.8 mm |
Bing Ø 26.95 mm x 41.8 mm SAWE Ø 27,95 mm x 35 mm |
Ø 29.45 mm x 42 mm | Ø 29.45 mm x 42 mm | |||
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Guide from above (trough top nut), 12 o'clock=flange, 6 o'clock=intake |
slots at 3 and 9 o'clock | slots at 3 and 9 o'clock | "nose" at 9 o'clock | "nose" at 6 o'clock | Bing "nose" at 6 o'clock |
Bing "nose" at 6 o'clock SAWE groove at 6 o'clock |
"nose" at 9 o'clock | "nose" at 9 o'clock | |||
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Exhaust pipe
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| manifold outer diameter (value A) | 36 mm | 36 mm | 36 mm | 36 mm | 36 mm | 30 mm | 36 mm | 36 mm | |||
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Pipe orientation at cylinderhead as seen from above (criterion B) |
aligned to bike's centre line (like 1) |
aligned to bike's centre line (like 1) |
aligned to bike's centre line (like 1) |
aligned to bike's centre line (like 1) |
aligned to bike's centre line (like 1) |
aligned to bike's centre line (like 1) |
misaligned by 10 ° to bike's centre line (like 2) |
misaligned by 10 ° to bike's centre line (like 2) |
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| Height arch (value C) | 7 cm | 7 cm |
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7.5 cm | 7.5 cm | 10.5 cm | 8 cm | 12 cm | |||
| Offset seal seating (value D) | 0 mm (flush) | 0 mm (flush) | 0 mm (flush) | 0 mm (flush) | 0 mm (flush) | recessed by 30 mm | 0 mm (flush) | 0 mm (flush) | |||
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Exhaust pipe support
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| pipe clip mounted at | lower engine mount bolt | lower engine mount bolt | lower engine mount bolt | lower engine mount bolt | lower engine mount bolt | support at gearbox | support at gearbox | support bracket at frame | |||
| support length (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | 184 mm | 168 mm | >doesn't exist< | |||
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Silencer
silencer analysis (German) more videos and pictures |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Silencer type | fish tail, black | fish tail, black | fish tail | fish tail | swallow tail | torpedo | long torpedo | long torpedo | |||
| length | 53 cm | 53 cm | 53 cm | 53 cm | 49 cm | 58 cm | 86 cm | 86 cm | |||
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Inner diameter inlet (manifold outer diameter) |
36 mm | 36 mm | 36 mm | 36 mm | 36 mm | 30 mm | 36 mm | 36 mm | |||
| Tailpipe inner measurement | 7 mm wide | 7 mm wide | 7 mm wide | 7 mm wide | 7 mm wide | Ø 27 mm | Ø 26 mm |
Ø 26 mm until 1963 then Ø 28 mm |
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| Mounting |
bracket lengthways in the middle |
bracket lengthways in the middle |
bracket lengthways in the middle |
bracket near back end | bracket near back end | M8x1 closed insert nut | bracket near front end | bracket near front end | |||
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Mounting point at frame (all lower left corner) |
hole at axle eye | hole at axle eye | hole at axle eye | shock absorber support | shock absorber support |
dual-tapered bushing in the frame in front of shock absorber support |
bushing outside the frame | bushing outside the frame | |||
| Clamp, outer diameter | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | yes, ca. Ø 34 mm | yes, ca. Ø 38 mm | yes, ca. Ø 38 mm | |||
| Depth tailpipe |
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ca. 28 cm | ca. 36 cm | |||
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Crankcase
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Internal designation engine | 220/1 | 223/1 | 224/1 | 224/2 | 224/3 | 224/4 | 226/1 | 226/2 | |||
| Engine numbers | 100 001 - 105 004 | 106 001 - 114 021 | 200 001 - 212 007 | 220 001 - 243 400 | 245 001 - 283 650 | 284 001 - 331 705 | 340 001 - 370 242 | 372 001 - 387 364 | |||
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oil dip stick |
completely hidden bulged right side! |
completely hidden bulged right side! |
bulged curved |
bulged curved |
bulged curved from no. 277 632 both like R25/3 |
straight down straight |
straight down straight |
straight down straight |
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both sides symmetrical |
cylindrical for stud (like 1) | cylindrical for stud (like 1) | cylindrical for stud (like 1) | cylindrical for stud (like 1) | cylindrical for stud (like 1) |
entry funnel-like for rubber cones then cylindrical for spacer bushing (like 2) |
entry funnel-like for rubber cones then cylindrical for spacer bushing (like 2) |
only residual traces (like 3) completely different solution |
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Feed hole for additional lubrication cylinder, off side just below cylinder base gasket on the inside |
no | no | no | no | no | no | yes | yes | |||
| Cover oil-pump drive shaft | M24x1.5 | M24x1.5 | M24x1.5 | M24x1.5 |
M24x1.5 from no. 277 632 M26x1.5 |
M26x1.5 | M26x1.5 | M26x1.5 | |||
| Diameter bearing seat rear crankshaft bearing (main bearing) | 62 mm (for 6206) | 62 mm (for 6206) | 62 mm (for 6206) | 62 mm (for 6206) | 62 mm (for 6206) | 62 mm (for 6206) | 72 mm (for 6207) | 72 mm (for 6207) | |||
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Cylinder
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Cylinder spigot diameter (value A) | >doesn't exist< | >doesn't exist< | 74.0 mm | 74.0 mm | 74.0 mm | 74.0 mm | 78.0 mm | 78.0 mm | 78.0 mm | ||
| Centreing collar height (value B) | >doesn't exist< | >doesn't exist< | 4.0 mm | 4.0 mm | 4.0 mm | 4.0 mm | 4.0 mm | 4.0 mm | 3.5 mm | ||
| Cylinder height (value C) | 81.0 mm | 81.0 mm | 97.0 mm | 97.0 mm | 97.0 mm | 97.0 mm | 87.5 mm | 87.5 mm | 97.0 mm | ||
| Skirt height (value D) | 54 mm | 54 mm | 22.5 mm | 22.0 mm | 22.0 mm | 30.0 mm | 38.0 mm | 38.0 mm | 25.0 mm | ||
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Groove (E), number of oiling drills |
>doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
1 below oil pipe no groove |
2, 1st below oil pipe 2nd opposite connected via groove |
2 | ||
| skirt diameter (value F) |
fit area 77.8 mm below 66.7 mm |
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fit area 76.0 mm below 73.0 mm |
fit area 76.0 mm below 74.0 mm |
fit area 76.0 mm below 74.0 mm |
fit area 76.0 mm below 74.0 mm |
fit area 76.0 mm below 75.0 mm |
fit area 76.0 mm below 75.0 mm |
fit area 80.0 mm below 78.0 mm |
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| Number of cooling fins | 7 | 7 | 9 | 9 | 9 | 9 | 7 | 7 | 9 | ||
| Cylinder head fastening |
4 holes through top two fins |
4 holes through top two fins |
4 through holes | 4 through holes | 4 through holes | 4 blind holes | 4 blind holes | 4 blind holes |
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Diameter cylinder between fins 5 and 6 (from bottom) (value G) |
82 mm | 88 mm | >no such gap< | >no such gap< | >no such gap< | >no such gap< | >no such gap< | >no such gap< | >no such gap< | ||
| Diameter oil pipe (value H) | separate part | separate part | 6 mm (inner 4 mm) | 6 mm (inner 4 mm) | 6 mm (inner 4 mm) | 6 mm (inner 4 mm) | 6 mm (inner 4 mm) | 8 mm (inner 6 mm) | |||
| Fins outline | like 2 | like 1 (but with gap) | like 1 | like 1 | like 1 | like 1 | like 1 | like 1 | |||
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Cylinder head
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Colour | silver | silver | silver | silver |
silver from no. 263 051 black |
black | silver | silver | |||
| Spark plug position | right side | right side | left side | left side | left side | left side | right side | right side | |||
| Third cooling fin from top | unseparated | unseparated |
in- and outtake separated with "window" |
in- and outtake separated with "window" |
in- and outtake separated with "window" from no. 267 301 unseparated |
unseparated | unseparated | unseparated | |||
| Lowest fin on carb side | separated from flange | integrated into carb flange |
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| Number of pins per valve cap | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | |||
| Combustion chamber form | round | round | round | round | round | narrowed in the middle, "flat 8" | Hemispherical Ø 60 mm | Hemispherical Ø 60 mm | |||
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"Nose" with 2 stud bolts M8 above intake (engine suspension) |
no | no | no | no | no | no |
late machines with "nose" but without stud bolts |
yes | |||
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Line carburettor - outlet as seen from above |
aligned with bike's centre line |
aligned with bike's centre line |
aligned with bike's centre line |
aligned with bike's centre line |
aligned with bike's centre line |
aligned with bike's centre line |
misaligned by 10 ° with bike's centre line (counterclockwise) |
misaligned by 10 ° with bike's centre line (counterclockwise) |
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| Intake diameter from carb | 18 mm | 20 mm | 22 mm | 24 mm | 22 mm | 24 mm | 26 mm | 26 mm | |||
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Carb mounting studs thread x distance |
M6 | M6 | M6 | M8 x 48 mm | M8 x 48 mm | M8 x 48 mm | M8 x 53 mm | M8 x 53 mm | |||
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| Cylinder head screws | stud bolts in cylinder head | stud bolts in cylinder head |
with rocker arm bearing support on long hex |
with rocker arm bearing support on short hex and bushings |
"Normal" fit bolts 14 AF | "Normal" fit bolts 14 AF | "Normal" fit bolts 14 AF | "Normal" fit bolts 14 AF | |||
| Rocker arm bearing support | integrally cast | integrally cast | on top of cylinder head screws | on top of cylinder head screws |
on top of bushings for rocker arm bearings |
on top of bushings for rocker arm bearings |
on top of bushings for rocker arm bearings |
on top of bushings for rocker arm bearings |
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| Rocker arm lubrication | oil tube | oil tube | oil tube | oil tube | oil tube | through bushings for rocker arm bearings | through bushings for rocker arm bearings | through bushings for rocker arm bearings | |||
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Rocker covers
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Concept | one cover, central bolt | one cover, central bolt | two covers, gripping yoke | two covers, gripping yoke | two covers, gripping yoke | two covers, gripping yoke | two covers, gripping yoke | two covers, gripping yoke | |||
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| Number of cooling fins | 0 | 0 | 3 | 3 | 2 | 2 | 2 | 2 | |||
| Number of casted lugs with hole inside | 0 | 0 | 2 | 2 | 1 | 1 | 1 | 1 | |||
| Gripping yoke rest | >doesn't exist< | >doesn't exist< | recess | recess | platform | platform | platform | platform | |||
| Width of bottom cooling fin | >doesn't exist< | >doesn't exist< | 136 mm | 125 mm | 132 mm | 132 mm | 142 mm | 142 mm | |||
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Oil sump
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Concept | part of engine housing | part of engine housing | separate oil pan | separate oil pan | separate oil pan | separate oil pan | separate oil pan | separate oil pan | |||
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| Location sump drain plug | at the front, left side | at the front, left side | right side, to the front | right side, to the front |
first right side, to the front then at the rear (transmission side) |
at the rear (transmission side) | at the rear (transmission side) | at the rear (transmission side) | |||
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Bearing plate
Diameter of flange fit in crankcase Ø 116 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Made of | aluminium | aluminium | aluminium | aluminium | steel | steel | steel | steel | |||
| Bearing 6206 in | bearing sleeve | bearing sleeve | bearing sleeve | bearing sleeve | bearing plate | bearing plate | bearing plate | bearing plate | |||
| Number of ears | 6 | 6 |
6, from no. 204 213 5 ("a" dropped) |
5 ("a" dropped) | 5 ("a" dropped) | 5 ("a" dropped) | 5 ("a" dropped) | 5 ("a" dropped) | |||
| Design ear "f" | like the others (1) | like the others (1) | like the others (1) | like the others (1) | like the others (1) | like the others (1) | like the others (1) | reinforced (2) | |||
| Flange thickness |
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5 mm | 5 mm | 5 mm | 5 mm | 6 mm | 5 mm | |||
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Generator cover
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Made of | sheet metal | sheet metal | sheet metal | sheet metal | sheet metal | sheet metal | sheet metal | cast aluminium | |||
| Design and height | "dish" | "dish" | "pot" | "pot", 55 mm | "pot", 55 mm | "pot", 55 mm | "pot", 55 mm | "pot", 35 mm | |||
| Diameter | Ø 127 mm | Ø 127 mm | ... | Ø 147 mm | Ø 147 mm | Ø 147 mm | Ø 147 mm | Ø 150 mm | |||
| Attaching screws go through |
2 holes, horizontal in line on flat area |
2 holes, horizontal in line on flat area |
2 holes, horizontal in line on flat area |
2 holes, vertical in line on flat area, 90 mm apart |
2 holes, vertical in line on flat area, 90 mm apart |
2 holes, vertical in line on flat area, 90 mm apart |
2 holes, vertical in line on flat area, 90 mm apart |
3 eyes at the rim 120 ° at 12, 4, 8 'o clock |
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crankshaft
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Diameter rear pivot | 30 mm | 30 mm | 30 mm | 30 mm | 30 mm | 30 mm | 35 mm | 35 mm | |||
| Diameter crank pin |
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25 mm | 32 mm | 32 mm | 32 mm | 32 mm | 32 mm | |||
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1 | 1 | 1 | 2 | 2 | 2 |
3 with aluminium rod 2 with steel piston rod |
2 | |||
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Sprocket wheel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design |
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like 1(symmetrical) | like 1(symmetrical) | like 1(symmetrical) | like 1(symmetrical) | like 2(collar towards big end) | like 2(collar towards big end) | |||
| Bore diameter (value A) |
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20 mm | 20 mm | 20 mm | 20 mm | 30 mm | 30 mm | |||
| Length through bore (value B) |
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14 mm | 14 mm | 14 mm | 14 mm | 20 mm | 20 mm | |||
| Hub outside diameter (value C) |
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35 mm | 35 mm | 35 mm | 35 mm | 38 mm | 38 mm | |||
| Outer diameter "collar" (valued D) |
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>doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | 42 mm | 42 mm | |||
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Oil slinger
Note: for R26 depending on crankshaft (see there) balance weight form |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| outer spigot diameter (value A) |
No oil slinger plate present |
No oil slinger plate present |
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17.7 mm or 18.4 mm |
18.4 mm | 18.4 mm |
18.4 mm (weight like 3) 17.7 mm (weight like 2) |
17.7 mm | |||
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Distance of holes for crank shaft and retaining screw (value B) |
>doesn't exist< | >doesn't exist< |
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8.5 mm | 8.5 mm | 8.5 mm |
8.5 mm (weight like 3) 10.5 mm (weight like 2) |
10.5 mm | |||
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Piston rod
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Centre distance (value A) | 136 mm | 136 mm | 136 mm | 136 mm | 136 mm | 136 mm | 125 mm | 120 mm | |||
| Ø small end bore (value B) | 16 mm | 16 mm | 18 mm | 18 mm | 18 mm | 18 mm |
aluminium rod 18 mm steel rod 20 mm |
20 mm | |||
| Ø big end bore (value C) |
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39 mm | 46 mm | 46 mm | 46 mm |
aluminium rod 32 mm steel rod 42 mm |
42 mm | |||
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| Big end bearing | roller bearing in cage | roller bearing in cage |
roller bearing in cage (rollers Ø 7 mm) |
roller bearing in cage (rollers Ø 7 mm) |
roller bearing in cage (rollers Ø 7 mm) |
roller bearing in cage (rollers Ø 7 mm) |
aluminium: plain bearing steel: roller bearing in cage (rollers Ø 5 mm) |
roller bearing in cage (rollers Ø 5 mm) |
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| Made from ... | steel | steel | steel | steel | steel | steel |
aluminium or steel see crankshaft |
steel | |||
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Piston
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Diameter (start - steps - max size) | 60 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | 68 mm - 0.5 mm - 70 mm | |||
| Compression height (value A) | 34 mm | 34 mm | 31 mm | 31 mm | 31 mm | 31 mm | 32 mm |
37 mm from no. 385 083 38.6 mm |
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| Height pop-up (value B) | 0 mm | 0 mm | 3.5 mm | 3.5 mm | 3.5 mm | 3.5 mm | 9.5 mm |
14.2 mm from no. 385 083 9.7 mm |
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| Diameter gudgeon pin (value C) | 16 mm | 16 mm | 18 mm | 18 mm | 18 mm | 18 mm |
aluminium rod 18 mm steel rod 20 mm |
20 mm | |||
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Disc flywheel
(All: Ø 183 mm) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Height (value A) | 34.4 mm |
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48 mm | 48 mm | 48 mm | 39 mm | 39 mm | |||
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Diameter seat shaft sealing ring (value B) |
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45 mm | 45 mm | 45 mm | 45 mm | 52 mm | 52 mm | |||
| Clutch spring receiver | >nothing specific< | three holes for coil springs | three holes for coil springs | three holes for coil springs | three holes for coil springs | >nothing specific< | >nothing specific< | >nothing specific< | |||
| Ignition timing indicators | none | none | none | none |
OT stamped 264 251 alsosteel balls ind. F/S |
OT stamped steel balls ind. F/S |
F/S/OT stamped | F/S/OT stamped | |||
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Clutch spring(s)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Spring type | 1 coil spring (Ø 57 mm) | 3 coil springs | 3 coil springs (Ø 30 mm) | 3 coil springs (Ø 30 mm) | 3 coil springs (Ø 30 mm) |
diaphragm spring 18 fingers (like 1) |
diaphragm spring 18 fingers (like 2) |
diaphragm spring 18 fingers (like 2) |
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| Length/ height | 48 mm |
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38+1 mm | 38+1 mm | 38+1 mm | 18 mm (new) | 14 mm (new) | 14 mm (new) | |||
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| Positioning spring(s) |
central, truncated cone at pressure plate |
aligned to clutch lining three recesses each in flywheel and pressure plate |
aligned to clutch lining three recesses each in flywheel and pressure plate |
aligned to clutch lining three recesses each in flywheel and pressure plate |
aligned to clutch lining three recesses each in flywheel and pressure plate |
"inside" flywheel fingers towards pressure plate |
"inside" flywheel fingers towards pressure plate |
"inside" flywheel fingers towards pressure plate |
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Pressure plate
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Height | 10 mm |
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18 mm | 15 mm | 15 mm | |||
| Disc centre | square hole for thrust rod | square hole for thrust rod | square hole for thrust rod | square hole for thrust rod | square hole for thrust rod | square hole for thrust rod | conical hole for thrust rod | conical hole for thrust rod | |||
| Design, joining method | single piece | single piece | single piece | single piece | single piece | two pieces, riveted | two pieces, spot-welded | two pieces, spot-welded | |||
| Clutch spring receiver | central truncated cone |
aligned to clutch lining three recesses |
aligned to clutch lining three recesses |
aligned to clutch lining three recesses |
aligned to clutch lining three recesses |
reinforcement disc for fingers |
reinforcement disc for fingers |
reinforcement disc for fingers |
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Clutch plate
All diameter 150 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Overall thinkness | 7 mm | 7 mm | 7 mm | 7 mm | 7 mm | 5 mm | 5 mm | 5 mm | |||
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Pressure ring
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design outer rim ... |
smooth (like 1), 3 holes close to rim for bolts |
smooth (like 1), 3 holes close to rim for bolts |
smooth (like 1), 3 holes close to rim for bolts |
smooth (like 1), 3 holes close to rim for bolts |
smooth (like 1), 3 holes close to rim for bolts |
6 "eyelets" (like 2), each with a bolt hole |
6 "eyelets" (like 2), each with a bolt hole |
6 "eyelets" (like 2), each with a bolt hole |
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Camshaft
All camshafts 6 mm cam lift valve timing at 2 mm valve clearance (acc. to measuring specs) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Total length | 113 mm | 113 mm | 117 mm | 117 mm | 117 mm | 117 mm | 117 mm | 180 mm | |||
| Front end |
centering for sprocket puller |
centering for sprocket puller |
M8 internal thread for breather disc screw |
M8 internal thread for breather disc screw |
M8 internal thread for breather disc screw |
M8 internal thread for breather disc screw |
M8 internal thread for breather disc screw |
thread M6 for mounting nut of centrifugal governor |
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| cam width | 16 mm | 16 mm | 20 mm | 20 mm | 20 mm | 20 mm | 20 mm | 12 mm | |||
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| Intake valve opens/ closes | 11° after TDC / 29° after BDC | 11° after TDC / 29° after BDC | 6° after TDC / 34° after BDC | 6° after TDC / 34° after BDC | 6° after TDC / 34° after BDC | 6° after TDC / 34° after BDC | 6° after TDC / 34° after BDC | 4° before TDC / 23° after BDC | |||
| Outlet valve opens/ closes | 29° before BDC / 11° before TDC | 29° before BDC / 11° before TDC | 34° before BDC / 6° before TDC | 34° before BDC / 6° before TDC | 34° before BDC / 6° before TDC | 34° before BDC / 6° before TDC | 34° before BDC / 6° before TDC | 43° before BDC / 16° before TDC | |||
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Breather
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Diameter x height | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 34 x 22 mm | Ø 30 x 17 mm | |||
| Number of pins | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | |||
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Oil pump
supply rate of 10 mm-version 2000 ml/min at 7200 rpm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Height gear wheels | 8 mm | 8 mm | 10 mm |
8 mm 10 mm from no. 220 076 |
10 mm | 10 mm | 10 mm |
10 mm 15 mm from no. 381 133 |
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| Length drive shaft | 200.5 mm | 200.5 mm | 162.5 mm | 162.5 mm | 162.5 mm | 162.5 mm | 162.5 mm |
162.5 mm 152.5 mm from no. 381 133 |
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| Height gear wheel housing alone |
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26.5 mm | 26.5 mm | 26.5 mm | 26.5 mm | 26.5 mm |
26.5 mm 36.5 mm from no. 381 133 |
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Oil dipstick
(offset of up to 2 mm possible) all thread M26x1.5 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Head style | Hexagon head 22 AF | Hexagon head 22 AF | Hexagon head 21 AF | Hexagon head 21 AF | Winged nut | Winged nut | Winged nut | Winged nut | |||
| Total length stick (value A) | 125.5 mm | 125.5 mm | 229 mm | 229 mm | 229 mm | 229 mm | 229 mm | 229 mm | |||
| Oil level mark Max (value B) | 80 mm (Max 1½ l) | 80 mm (Max 1½ l) | 155 mm (Max 1½ l) |
155 mm (Max 1½ l) from no. 222 511 175 mm (Max 1¼ l) |
175 mm (Max 1¼ l) from no.268 851 ¼l marks |
175 mm (Max 1¼ l) | 175 mm (Max 1¼ l) | 175 mm (Max 1¼ l) | |||
| 1st intermediate (value C) | 103 mm (1¼ l) | 103 mm (1¼ l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | 195 mm (1 l) | |||
| 2nd intermediate (value D) | >doesn't exist< | >doesn't exist< | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | 205 mm (¾ l) | |||
| Oil level mark Min (value E) | 109 mm (Min 1 l) | 109 mm (Min 1 l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | 222 mm (Min ½ l) | |||
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Tappets
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Tappets no. of windows | 0 | 0 | 4 | 4 | 4 or 2 | 4 or 2 | 4 or 2 | 2 | |||
| Camshaft contact area | slightly convex | slightly convex | flat | flat | flat | flat | flat | convex | |||
| Drill holes for lubrication | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | |||
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Push rods
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Push rod length (± 2 mm) | 224.5 mm (+spring) | 224.5 mm (+spring) | 185 mm | 185 mm | 185 mm | 185 mm | 175 mm | 175 mm | |||
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Rocker shafts
(All: length 82 mm, Ø 13 mm) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Setup | solid | solid | blind hole tube | blind hole tube | blind hole tube | solid | solid | solid | |||
| Lubrification rocker arms |
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4 holes with Ø 2.5 mm two on each side (like 1) |
4 holes with Ø 2.5 mm two on each side (like 1) |
4 holes with Ø 2.0 mm two on each side (like 1) |
flat top (12.2 mm) conduits at bolts (like 2) |
flat top (12.2 mm) conduits at bolts (like 2) |
flat top (12.2 mm) conduits at bolts (like 2) |
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| Also used in | ... | ... | R51/2 | R51/2 | R51/3, R67/2 | ... | ... | ... | |||
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Rocker arms
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Valve clearance adjusting screws | on valve side | on valve side | on valve side | on valve side |
on pushrod side M8 x 1, 11 AF! |
on pushrod side M8 x 1, 11 AF! |
on pushrod side M8 x 1, 11 AF! |
on pushrod side M8 x 1, 11 AF! |
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| Form pushrod arm from above | curved (like 1) | curved (like 1) | curved (like 1) | curved (like 1) | straight (like 2) | straight (like 2) | straight (like 2) | straight (like 2) | |||
| Bearing linings |
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three-part, loose | three-part, loose | two-part, loose | two-part, pressed | two-part, pressed | two-part, pressed | |||
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| Also used in | ... | ... | R51/2 | R51/2 | R51/3-R68 | ... | ... | ... | |||
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Valves
(All: length 87 mm, shaft Ø 7 mm) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Diameter intake/ exhaust valve | both valves identical | both valves identical | 34 mm/ 32 mm | 34 mm/ 32 mm | 32 mm/ 32 mm | 34 mm/ 32 mm | 34 mm/ 32 mm | 34 mm/ 32 mm | |||
| Collet area for ... | long collets (like 1) | long collets (like 1) | long collets (like 1) | long collets (like 1) | long collets (like 1) | long collets (like 1) |
set off short collets short collets from no. 364 872 (both like 2) |
short collets (like 2) grooved from no. 385 265 (like 3) |
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Valve guides
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| length valve guide (value A) | 45 mm |
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43 mm | 43 mm | 43 mm | 43 mm |
52 mm, 50 mm from no. 364 872 |
50 mm | |||
| projecting length top (value B) | 12 mm |
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11.2 mm | 11.2 mm | 11.2 mm | 11.2 mm |
19 mm, 17 mm from no. 364 872 |
17 mm, 15.2 mm from no. 385 265 |
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Valve springs
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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inner spring diameter x length x wire gauge |
Ø 20.5 mm x 27 mm | Ø 20.5 mm x 27 mm | Ø 23.8 mm x 37.5 mm x 2.8 mm | Ø 23.8 mm x 37.5 mm x 2.8 mm | Ø 23.8 mm x 37.5 mm x 2.8 mm | Ø 23.8 mm x 37.5 mm x 2.8 mm | Ø 23.8 mm x 37.5 mm x 2.8 mm | Ø 23.8 mm x 37.5 mm x 2.8 mm | |||
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outer spring diameter x length x wire gauge |
Ø 32 mm x 32 mm | Ø 32 mm x 32 mm | Ø 34.5 mm x 43 mm | Ø 34.5 mm x 46 mm x 3.5 mm | Ø 34.5 mm x 46 mm x 3.5 mm | Ø 34.5 mm x 46 mm x 3.5 mm | Ø 34.5 mm x 42.3 mm x 3.8 mm | Ø 34.5 mm x 42,3 mm x 3.8 mm | |||
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Valve collets and retainers
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design | like 1 | like 1 | like 1 | like 1 | like 1 | like 1 |
like 2, from no. 364 872 like 3 |
like 3, from no. 385 265 like 4 |
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| valve collet type | long collets | long collets | long collets | long collets | long collets | long collets |
off set short collets, short collets from no. 364 872 |
short collets grooved from no. 385 265 |
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| collet length (value A) | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm |
6.5 mm, 6 mm from no. 364 872 |
6 mm, 10.65 mm from no. 385 265 |
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| retainer height (value B) | 14 mm | 14 mm | 15 mm | 15 mm | 15 mm | 15 mm |
6.5 mm, 9.6 mm from no. 364 872 |
9.6 mm, 10.3 mm from no. 385 265 |
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| retainer diameter (value C) |
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32.8 mm | 32.8 mm | 32.8 mm | 32.8 mm | 32.8 mm |
32.8 mm 32.0 mm from no. 385 265 |
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| hole diameter(value D) | 8.25 mm | 8.25 mm | 8.9 mm | 8.9 mm | 8.9 mm | 8.9 mm |
9.2 mm, 8.9 mm from no. 364 872 |
8.9 mm, 9.0 mm from no. 385 265 |
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Generator
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Model |
Bosch F1/LK50/6/1800R1 6V/50W |
Bosch F1/LK50/6/1800R1 6V/50W |
Bosch 6V/45W 210 257 Noris ZLZ 45/60
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Noris ZLZ 45/60 | Noris ZLZ 45/60 |
Noris ZLZ 45/60 286 497 Noris ZLZ60/6/1600/L
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Noris ZLZ 60/6/1600 1/L | Bosch LJ/CJE 60/6/1800 R 5 | |||
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engaging slot for governor |
520/1Z no groove |
520/1Z no groove |
![]() 210 257 ZLZ161/1Z
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ZLZ161/1Z | ZLZ161/1Z |
ZLZ161/1Z 286 497 ZLZ161/2Z
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ZLZ161/2Z |
LJAN2T1Z or 3 104 014 403 |
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| Width brush springs |
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3 mm | 3 mm | 3 mm | 3 mm | 3 mm | 4 mm | |||
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Ignition advance unit
Note: When assembling the CG, the cam will need to be on the same long side as the positioning feature |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Method |
manual adjustment (lever at handle bar) |
manual adjustment (lever at handle bar) |
centrifugal governor (CG) | centrifugal governor (CG) | centrifugal governor (CG) | centrifugal governor (CG) | centrifugal governor (CG) | centrifugal governor (CG) | |||
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| Shape (CG) | >not applicable< | >not applicable< | no notches | no notches | no notches | two notches | two notches | no notches | |||
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BMW-number (CG) (1|2 indicates 1 or 2) |
>not applicable< | >not applicable< | --- | --- | --- |
ZG209/13|16z 286 497 ZG209/23|26z
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ZG209/23|26z | ZV SV 2Z 1Z | |||
| Bosch number (CG) | >not applicable< | >not applicable< | --- | --- | --- |
1 119 999 118 286 497 1 119 999 122|126
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1 119 999 122|126 | 1 237 120 035 | |||
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Gear box general
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Number of speeds | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | |||
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| Hand gear change lever | no | no | yes | yes | yes | no | no | no | |||
| Coupling jacket | no | no | no | no | no | no | yes | yes | |||
| Mounting holes on engine side | 6.3 mm | 6.3 mm | 6.3 mm | 8.5 mm | 8.5 mm | 8.5 mm | 8.5 mm | 8.5 mm | |||
| Bolted-on brackets underneath | no | no | no | no | no | no | no | yes | |||
| Bulge for left selector shaft |
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20 mm | 5 mm | 5 mm | 5 mm | 5 mm | 5 mm | |||
| Design shift fork bolts | >doesn't exist< | >doesn't exist< | slotted pan head bolts | slotted pan head bolts |
slotted pan head bolts from no 272 479 Allen bolts with inserts from no 274 568 Allen bolts |
Allen bolts | Allen bolts | Allen bolts | |||
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| Neutral indicator switch | no | no | no | no | yes | yes | yes | yes | |||
| Bearing block for clutch release lever | integrally cast | integrally cast | integrally cast | Steel frame, bolted | Steel frame, bolted | Steel frame, bolted |
integrally cast (stronger than R24) |
integrally cast (stronger than R24) |
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Transmission housing cover
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Neutral indicator switch | no | no | no | no | yes | yes | yes | yes | |||
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Mounting point for Coupling jacket |
no | no | no | no | no | no | yes | yes | |||
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Bearing block for clutch release lever width at bolt level |
integrally cast 20 mm |
integrally cast 20 mm |
integrally cast 48 mm |
Steel frame, bolted | Steel frame, bolted | Steel frame, bolted |
integrally cast (stronger than R24) |
integrally cast (stronger than R24) |
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Shifting mechanism
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Detenting notches on | shift lever | shift lever | cam plate | cam plate | cam plate | cam plate | cam plate | cam plate | |||
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Number of notches (gear sequence, N=neutral) |
4 (1-N-2-3) | 4 (1-N-2-3) | 6 (1-N-2-3-N-4) | 6 (1-N-2-3-N-4) |
6 (1-N-2-3-N-4) from no. 273 005 5 (1-N-2-3-4) |
5 (1-N-2-3-4) | 5 (1-N-2-3-4) | 5 (1-N-2-3-4) | |||
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Contact rivet for neutral indicator |
no | no | no | no |
yes only N between 1 and 2 |
yes | yes | yes | |||
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Kick start shaft
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Number of teeth | 9 | 9 | 11½ | 11½ | 11½ | 11½ | 11½ | 11½ | 9½ | ||
| Feeler spring | no | no | no (like 1.1) | no (like 1.1) |
no (like 1.1) from no. 277 350 yes (like 1.2) |
yes (like 1.2) | yes (like 1.2) | yes (like 1.2) | |||
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"Orientation" wedge bolt area Eppo's how-to measure (German) |
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7¾ teeth (like 2.1) | 7¾ teeth (like 2.1) | 7¾ teeth (like 2.1) | 7¾ teeth (like 2.1) | 8¾ teeth (like 2.2) | 8¾ teeth (like 2.2) | |||
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Primary shaft
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Length splines (value A) |
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24.5 mm | 24.5 mm | 24.5 mm | 24.5 mm | 28.6 mm | 28.6 mm | 22,5 mm | ||
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Thrust rod
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design | one piece | one piece | one piece |
one piece from no. 227 981 three pieces |
three pieces | three pieces | one piece | one piece | |||
| Total length | 215 mm | 215 mm | 205 mm | 205 mm | 205 mm | 205 mm | 209.5 mm | 209.5 mm | |||
| Section A (length x diameter) | 17 mm x Ø 5.0 mm | 17 mm x Ø 5.0 mm | 18 mm x Ø 6.1 mm | 18 mm x Ø 6.1 mm | 18 mm x Ø 6.1 mm | 18 mm x Ø 6.1 mm | 17.8 mm x Ø 6.0 mm | 17.8 mm x Ø 6.0 mm | |||
| Section B (length x diameter) | 193.0 mm x Ø 7.0 mm | 193.0 mm x Ø 7.0 mm | 25 mm x Ø 8.4 mm | 25 mm x Ø 8.4 mm | 25 mm x Ø 8.4 mm | 25 mm x Ø 8.4 mm | 21.0 mm x Ø 8.3 mm | 21.0 mm x Ø 8.3 mm | |||
| Section C (length x diameter) | >doesn't exist< | >doesn't exist< | 13 mm x Ø 5 mm | 28 mm x Ø 5 mm (visible 13 mm) | 28 mm x Ø 5 mm (visible 13 mm) | 28 mm x Ø 5 mm (visible 13 mm) | 18.0 mm x Ø 5.2 mm | 18.0 mm x Ø 5.2 mm | |||
| Section D (length x diameter) | >doesn't exist< | >doesn't exist< | 141.5 mm x Ø 7.5 mm | 141.5 mm x Ø 7.5 mm | 141.5 mm x Ø 7.5 mm | 141.5 mm x Ø 7.5 mm | 148.5 mm x Ø 7.5 mm | 148.5 mm x Ø 7.5 mm | |||
| Section E (design and measurements) |
square 5 mm x 4.9 mm |
square 5 mm x 4.9 mm |
square 8 mm x 4.9 mm | square 8 mm x 4.9 mm | square 8 mm x 4.9 mm | square 8 mm x 4.9 mm | cone 4 mm x 60° | cone 4 mm x 60° | |||
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Spacer
all diameter 23 mm dimensions R50-R69S see R50 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | R50 | |||
| Design (ring groove!) |
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like 1 (rectangular) |
like 1 (rectangular) 231 240 like 2 (stepped)
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like 2 (stepped) | like 2 (stepped) | like 2 (stepped) | like 2 (stepped) | like 2 (stepped) | ||
| Total length (value A) |
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25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm | 26.5 mm | ||
| Length "thick part" (value B) |
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16.5 mm | 16.5 mm | 16.5 mm | 16.5 mm | 16.5 mm | 16.5 mm | 18.5 mm | ||
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| cross-section gasket |
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like 1 (rectangular) |
like 1 (rectangular) 231 240 like 2 ("Y")
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like 2 ("Y") | like 2 ("Y") | like 2 ("Y") | like 2 ("Y") | like 2 ("Y") | ||
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Clutch release lever
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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length (value A) different reference points! |
145 mm | 145 mm | 142 mm | 128 mm | 128 mm | 128 mm | 128 mm | 128 mm | |||
| Bowden cable side | M8 thread for adjuster | M8 thread for adjuster | M8 thread for adjuster | forked for bowden cable nipple | forked for bowden cable nipple | forked for bowden cable nipple | forked for bowden cable nipple | forked for bowden cable nipple | |||
| deviation angle α | 0 ° | 0 ° | 0 ° | 15 ° | 15 ° | 15 ° | 15 ° | 15 ° | |||
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Diameter hole bolt for holding pin |
6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | |||
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| Holding pin design |
with endplate and hole for split pin (like 1) |
with endplate and hole for split pin (like 1) |
with two grooves, "inner" for split pin (like 2) |
with endplate and hole for split pin (like 1) |
with endplate and hole for split pin (like 1) |
with endplate and hole for split pin (like 1) |
with two grooves, "inner" for split pin (like 2) |
with two grooves, "inner" for split pin (like 2) |
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| Holding pin length | 26.5 mm | 26.5 mm | 56 mm |
37.5 mm (45.5mm for carrier) |
37.5 mm (45.5mm for carrier) |
37.5 mm (45.5mm for carrier) |
56 mm | 56 mm | |||
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| Adjustment screw lever C | >doesn't exist< | >doesn't exist< | M8 x 25 mm | M8 x 15 mm | M8 x 15 mm | M8 x 15 mm | M8 x 25 mm | M8 x 25 mm | |||
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| Adjustment screw cable D design |
slotted full length with latching groove(s) |
slotted full length with latching groove(s) |
slotted full length with latching groove(s) |
>doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | |||
| Adjustment screw D thread x length | M8x1 x 36 mm | M8x1 x 36 mm | M8x1 x 36 mm | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | |||
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Foot shift lever
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | steel, nickel plated | steel, nickel plated | steel, black coated | steel, chrome-plated | steel, chrome-plated | steel, chrome-plated | steel, chrome-plated | steel, chrome-plated | |||
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Kick start lever
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | steel, nickel plated | steel, nickel plated | steel, black coated | steel, chrome-plated | steel, chrome-plated | aluminium | aluminium | aluminium | |||
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Arm cross-section (A-B) and wider "foot" for rubber bumper |
like 1.1 no |
like 1.1 no |
like 1.1 no |
like 1.2 yes, T-shaped |
like 1.3 yes, slightly T-shaped |
like 1.4 yes, triangular |
like 1.5 yes, explicitly T-shaped |
like 1.5 yes, explicitly T-shaped |
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Transition from shaftmount to pedal arm |
organic (like 2.1) | organic (like 2.1) | organic (like 2.1) | organic (like 2.1) | organic (like 2.1) | organic (like 2.1) | straight (like 2.2) | straight (like 2.2) | |||
| Wedge-hole to pedal arm | parallel | parallel | perpendicular | perpendicular | perpendicular | perpendicular | perpendicular | perpendicular | |||
| footpeg form |
round peg with rubber (like 3.1) or tube wall segment (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
tube wall segment with linear grooves (like 3.2) |
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Positioning and locking |
serrated shaft and tapered pin |
serrated shaft and tapered pin |
wedge bolt | wedge bolt | wedge bolt | wedge bolt | wedge bolt | wedge bolt | |||
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Flexible disc flanges
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Number of pins per flange | 3, bolted on | 3, bolted on | 2, part of the flange | 2, part of the flange | 2, part of the flange | 2, part of the flange | 2, part of the flange | 2, part of the flange | |||
| Connection flexible disc |
two steel plates with three pins each, 60° offset flanges bolted to pins |
two steel plates with three pins each, 60° offset flanges bolted to pins |
two flanges with two pins each, 90° offset pins straight into the disc |
two flanges with two pins each, 90° offset pins straight into the disc |
two flanges with two pins each, 90° offset pins straight into the disc |
two flanges with two pins each, 90° offset pins straight into the disc |
two flanges with two pins each, 90° offset pins straight into the disc |
two flanges with two pins each, 90° offset pins straight into the disc |
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Flexible disc
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Flexible disc | Rubber disc ("puck") | Rubber disc ("puck") | Rubber disc ("puck") | Rubber disc ("puck") | Rubber disc ("puck") | Rubber disc ("puck") |
Rubber disc ("puck") from no 350 000 Vulkollan "cross" |
Vulkollan "cross" | |||
| Number of holes for flanges | 6 | 6 | 4 | 4 | 4 | 4 | 4 | 4 | |||
| Height | 28 mm | 28 mm | 26 mm | 26 mm | 26 mm |
26 mm from Jan 1955 17 mm |
all 17 mm | 17 mm | |||
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Rubber washer required thickness x outer Ø x inner Ø |
no | no | no | no | no |
no from January 1955 yes 5mm x 32mm x 17mm |
yes 5mm x 32mm x 17mm |
yes 5mm x 32mm x 17mm |
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Cover ring
All made from steel with 24 mm width, on the inside centered groove for catch ring |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Surface | >doesn't exist< | >doesn't exist< | chrome-plated | chrome-plated | chrome-plated | chrome-plated | zinc-plated | zinc-plated | |||
| Outer diameter (material thickness) | >doesn't exist< | >doesn't exist< | Ø 102 mm (3.5 mm) | Ø 102 mm (3.5 mm) | Ø 102 mm (3.5 mm) | Ø 102 mm (3.5 mm) |
Ø 102 mm (3.5 mm) from no 350 000 Ø 105 mm (5 mm) |
Ø 105 mm (5 mm) | |||
| Edges | >doesn't exist< | >doesn't exist< | outer ones softened | outer ones softened | outer ones softened | outer ones softened |
outer ones softened from no 350 000 inner ones angled by 30 °, 2.5 mm |
inner ones angled by 30 °, 2.5 mm | |||
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Cardan drive
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Flexible disc flange | Press-fitted | Press-fitted | Press-fitted | Press-fitted | Press-fitted | Press-fitted |
Longitudinal teeth with round nut |
Longitudinal teeth with round nut |
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| Rear wheel drive side |
Pinion dog (internal serration) press-fitted |
Pinion dog (internal serration) press-fitted |
Pinion dog (internal serration) press-fitted |
Cardan joint (yoke) one-piece forged |
Cardan joint (yoke) one-piece forged |
Cardan joint (yoke) one-piece forged |
"Pot" (internal longitudinal teeth) one-piece forged |
"Pot" (internal longitudinal teeth) one-piece forged |
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U-joint protecting bell
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Length (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 65 mm | 65 mm | 65 mm | >doesn't exist< | >doesn't exist< | |||
| Collar length (value B) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 29 mm | 29 mm | 14 mm | >doesn't exist< | >doesn't exist< | |||
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Gear and crown wheel
Heiko's parts-comparison (German) |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Teeth bevel gear/ crown wheel (type: solo = Klingelnberg side car = Gleason) |
11 / 46 | 11 / 46 |
11 / 46 solo or 8 / 34 solo |
6 / 27 solo 5 / 26 side car |
6 / 27 solo 7 / 36 or 5 /26 side car |
6 / 25 solo 5 / 24 side car |
6 / 25 solo 5 / 26 side car |
6 / 25 solo 6 / 27 solo from no. 379 495 5 / 26 side car |
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Crown wheel mark under bearing wheel side |
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225/1 |
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225/3 | 226/1 | 226/2 | |||
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Height of crown wheel to top edge gearing |
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33 mm |
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33 mm | 41 mm | 41 mm | |||
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Length of pinion shaft incl. bevel gear |
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110 mm |
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110 mm | 136 mm | 136 mm | |||
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Rear axle gearbox
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Diameter wheel side cover-plate (look from above) |
191 mm | 191 mm | 191 mm | 196 mm (like 1) |
196 mm (like 1) later 218 mm (like 2) |
218 mm (like 3) | 218 mm | 218 mm | |||
| Stepped wheel side cover-plate | no | no | no | yes (like 1) | yes (like 1 or 2) | no (like 3) | no | no | |||
| Drillhole for brake cam | 12 mm | 12 mm | 12 mm | 12 mm | 12 mm | 14 mm | 14 mm | 14 mm | |||
| Visible length brake holder stud | 25 mm | 25 mm |
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23 mm | 23 mm | 28 mm | 28 mm | 28 mm | |||
| Drive shaft side | flange with 2 stud bolts | flange with 2 stud bolts | flange with 2 stud bolts | threaded ring/ thread | threaded ring/ thread | threaded ring/ thread | flange with 4 stud bolts | flange with 4 stud bolts | |||
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Cover rear axle gearbox
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Equipped | >doesn't exist< | >doesn't exist< | >doesn't exist< | with suspension unit holder | with suspension unit holder | with suspension unit holder |
"smooth" with 8 mm hole at "1 o'clock" for shock absorber |
"smooth" with 8 mm hole at "1 o'clock" for shock absorber |
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| Hole for slide bush | >doesn't exist< | >doesn't exist< | >doesn't exist< | Ø 26 mm | Ø 26 mm | Ø 29 mm | >doesn't exist< | >doesn't exist< | |||
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Rear axle holder
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Hole for slide bush | >doesn't exist< | >doesn't exist< | >doesn't exist< | Ø 26 mm | Ø 26 mm | Ø 29 mm | >doesn't exist< | >doesn't exist< | |||
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Clamping axle, hole for clamping bolt |
>doesn't exist< | >doesn't exist< | >doesn't exist< |
rear slotted, Ø 10 mm from no. 231 126 solid, Ø 20 mm |
solid, Ø 20 mm | solid, Ø 20 mm | >doesn't exist< | >doesn't exist< | |||
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Axle clamping bolt
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| bolt design (thread M10x1) | >doesn't exist< | >doesn't exist< | >doesn't exist< |
half t-head bolt (like 1) from no. 231 126 special with bushing (like 2) |
special with bushing (like 2) | special with bushing (like 2) | half t-head bolt (like 1) | half t-head bolt (like 1) | |||
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Slide bush (Pertinax)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Inner Ø x outer Ø x height | >doesn't exist< | >doesn't exist< | >doesn't exist< | 22 mm x 26 mm x 25 mm | 22 mm x 26 mm x 25 mm | 25 mm x 29 mm x 25 mm | >doesn't exist< | >doesn't exist< | |||
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Spring cover top
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | >doesn't exist< | >doesn't exist< | >doesn't exist< | coated steel, 1 mm | coated steel, 1 mm |
I. aluminium, 1 mm II. aluminium, 1 mm |
>doesn't exist< | >doesn't exist< | |||
| Diameter (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 66.5 mm | 66.5 mm |
I. 66 mm II. 70 mm |
>doesn't exist< | >doesn't exist< | |||
| Total length (value B) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 69.5 mm | 69.5 mm |
I. 91 mm II. 91 mm |
>doesn't exist< | >doesn't exist< | |||
| Diameter hole (value C) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 27 mm | 27 mm |
I. 29.5 mm II. 29.5 mm |
>doesn't exist< | >doesn't exist< | |||
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Spring cover bottom
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | >doesn't exist< | >doesn't exist< | >doesn't exist< | coated steel, 1 mm | coated steel, 1 mm |
I. coated steel, 1 mm II. coated steel, 1 mm |
aluminium, 1 mm | aluminium, 1 mm | |||
| Diameter (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 60.5 mm | 60.5 mm |
I. 60 mm II. 64 mm |
92.5 mm | 92.5 mm | |||
| Total length (value B) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 70 mm | 70 mm |
I. 91 mm II. 91 mm |
60.4 mm | 60.4 mm | |||
| Diameter hole (value C) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 48 mm | 48 mm |
I. 48 mm II. 48 mm |
36.6 mm | 36.6 mm | |||
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Grease cap (bottom)
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | >doesn't exist< | >doesn't exist< | >doesn't exist< | coated steel, 1 mm | coated steel, 1 mm | aluminium, 1 mm | >doesn't exist< | >doesn't exist< | |||
| Diameter (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 46.5 mm | 46.5 mm | 46 mm | >doesn't exist< | >doesn't exist< | |||
| Total length (value B) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 48 mm | 48 mm | 44.5 mm | >doesn't exist< | >doesn't exist< | |||
| Diameter hole (value C) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 20.2 mm | 20.2 mm | 23.5 mm | >doesn't exist< | >doesn't exist< | |||
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Suspension springs rear
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Length relaxed (± 2 mm) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 129 mm | 129 mm |
164 mm solo 171 mm side car |
284 mm solo 272,5 mm side car |
284 mm solo 272,5 mm side car |
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| Wire diameter | >doesn't exist< | >doesn't exist< | >doesn't exist< | 7.5 mm | 7.5 mm |
7,5 mm 8.0 mm side car |
6.5 mm solo 7.4 mm side car |
6.5 mm solo 7.4 mm side car |
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| Spring diameter outer | >doesn't exist< | >doesn't exist< | >doesn't exist< | 55 mm | 55 mm | 56 mm solo |
50 mm solo 51.9 mm side car |
50 mm solo 51.9 mm side car |
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| Number of coils | >doesn't exist< | >doesn't exist< | >doesn't exist< | 9.5 linear | 9.5 linear | 10.5 both ends progr. solo |
21 both ends progr. solo 19 linear side car |
21 both ends progr. solo 19 linear side car |
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Plunger post
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Total length (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 27,5 cm | 28,5 cm | 32,0 cm | >doesn't exist< | >doesn't exist< | |||
| Length to shoulder (value B) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 25.5 cm | 26.3 cm | 30.0 cm | >doesn't exist< | >doesn't exist< | |||
| Diameter (value C) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 21.8 mm | 21.8 mm | 24.8 mm | >doesn't exist< | >doesn't exist< | |||
| Diameter clamping (value D) | >doesn't exist< | >doesn't exist< | >doesn't exist< | 19.8 mm | 19.8 mm | 23.4 mm | >doesn't exist< | >doesn't exist< | |||
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Front axle
Notes: - All lengths (A, C, E) ± 2 mm - R25(/1) Values 227 407 in brackets
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Length (value A) | 225 mm | 225 mm | 225 mm | 225 mm (243 mm) | 242 mm | 252 mm | 244 mm | 244 mm | |||
| Diameter 1 (value B) | 20 mm | 20 mm | 20 mm | 20 mm (20 mm) | 20 mm | 20 mm | 20 mm | 20 mm | |||
| Length diameter 1 (value C) | 70.5 mm | 70.5 mm | 70.5 mm | 80 mm (80 mm) | 81 mm | 82 mm | 70 mm | 70 mm | |||
| Diameter 2 (value D) | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm (17.0-0.05 mm) | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | |||
| Length diameter 2 (value E) | 115 mm | 115 mm | 115 mm | 105 mm (134 mm) | 132 mm | 138 mm | 142 mm | 142 mm | |||
| Thread (value F) | Left-hand thread | Left-hand thread | Left-hand thread |
Left-hand thread M16x1.5 (right-hand thread M14x1.5) |
right-hand thread M14x1.5 | right-hand thread M14x1.5 | right-hand thread M14x1.5 | right-hand thread M14x1.5 | |||
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Rear axle
Note: All lengths (A, C, E) ± 2 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Overall length (value A) | 242 mm | 242 mm | 240 mm | 338 mm | 319,5 mm | 322 mm | 310 mm | 310 mm | |||
| Design end 1 (value B) |
hexagon head 22 AF axial drillhole Ø 6 mm x 10 mm |
hexagon head 22 AF axial drillhole Ø 6 mm x 10 mm |
hexagon head 22 AF axial drillhole Ø 6 mm x 10 mm |
Ø 20 mm | Ø 20 mm | Ø 20 mm | Ø 20 mm | Ø 20 mm | |||
| Length end 1 (value C) | 11 mm | 11 mm | 11 mm | 128 mm | 129 mm | 132 mm | 111 mm | 111 mm | |||
| Diameter 2 (value D) | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | 17.0-0.05 mm | |||
| Length diameter 2 (value E) | 210 mm | 210 mm | 210 mm | 161 mm | 162.5 mm | 161 mm | 170 mm | 170 mm | |||
| Thread (value F) |
right-hand thread M14x1.5 left side |
right-hand thread M14x1.5 left side |
right-hand thread M14x1.5 left side |
right-hand thread M14x1.5 | right-hand thread M14x1.5 | right-hand thread M14x1.5 | right-hand thread M14x1.5 | right-hand thread M14x1.5 | |||
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Wheels
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Wheel diameter | 19" | 19" | 19" | 19" | 19" | 18" | 18" | 18" | |||
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| Rim | drop centre rim 2½ x 19 | drop centre rim 2½ x 19 | drop centre rim 2½ x 19 | drop centre rim 2½ x 19 | drop centre rim 2½ x 19 | drop centre rim 3 x 18 | drop center rim 2.15B x 18 | drop center rim 2.15B x 18 | |||
| Rim material | coated steel | coated steel | coated steel | coated steel | coated or chrome-plated steel |
buffed aluminium coated steel version for authorities' version or side car |
buffed aluminium coated steel version for authorities' version or side car |
silvergrey coated steel (buffed aluminium or chromed-plated steel at extra charge) |
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| Number of spokes | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | |||
| Tyres | 3 x 19 | 3 x 19 | 3 x 19 | 3,25 x 19 | 3,25 x 19 | 3,25 x 18 | 3,25 x 18 | 3,25 x 18 | |||
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Spokes
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Front wheel: Dimensions and numbers |
ED M3.5x170, ED M3.5x220 oder M4x173, M4x222 18 pieces each |
ED M3.5x170, ED M3.5x220 oder M4x173, M4x222 18 pieces each |
M3,5x165, M3,5x220 18 pieces each |
ED M3,5 X 154, ED M3,5 X 210 18 pieces each |
ED M3,5 X 154, ED M3,5 X 210 18 pieces each |
ED M3,5 X 140 36 pieces |
ED M3,5 X 140 36 pieces |
ED M3,5 X 140 36 pieces |
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Rear wheel: Dimensions and numbers |
ED M3.5x165, ED M3.5x220 oder M4x167, M4x220 18 pieces each |
ED M3.5x165, ED M3.5x220 oder M4x167, M4x220 18 pieces each |
M3,5x165, M3,5x220 18 pieces each |
ED M3,5 X 154, ED M3,5 X 210 18 pieces each |
ED M3,5 X 154, ED M3,5 X 210 18 pieces each |
ED M3,5 X 140 36 pieces |
ED M3,5 X 140 36 pieces |
ED M3,5 X 140 36 pieces |
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| Form | hooked | hooked | hooked | straight | straight | straight | straight | straight | |||
| Colour | black | black | black | black | zinc-plated | chrome-plated | chrome-plated | chrome-plated | |||
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Hub
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Material | steel | steel | steel | steel | steel | aluminium | aluminium | aluminium | |||
| Brake drum |
half drum front Ø 160 mm rear 180 mm |
half drum front Ø 160 mm rear 180 mm |
half drum front Ø 160 mm rear 180 mm |
half drum both Ø 160 mm |
half drum both Ø 160 mm |
drum both Ø 160 mm |
drum both Ø 160 mm |
drum both Ø 160 mm |
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| Total number of spokes | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | |||
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Additional parts for installation of spokes |
>not required< | >not required< | >not required< | >not required< | >not required< | spoke adaptors | spoke adaptors | spoke adaptors | |||
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Additional parts for installation of bearings |
>not required< | >not required< | >not required< | >not required< | >not required< |
steel bushing insert hub (depending on bearings!) |
steel bushing insert hub | steel bushing insert hub | |||
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Wheel bearing bush
Notes: cylindrical part Ø 47.7 mm, total length 80 mm |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Bearing seats | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
stepped (ike 1), 316 833 with undercutsat A and D (like 2) |
with undercuts at A and D (like 2) |
with undercuts at A and D (like 2) |
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| Thread length M42x1.5 (value A) | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
10 mm, 316 833 12 mm (incl. undercut)
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12 mm (incl. undercut) | 12 mm (incl. undercut) | |||
| End of seat outer bearing (value B) | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
27 mm, 316 833 25 mm
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25 mm | 25 mm | |||
| Start of seat inner bearing (value C) | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
54 mm, 316 833 54 mm
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54 mm | 54 mm | |||
| End of seat inner bearing (value D) | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
72 mm, 316 833 69 mm (incl. undercut)
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69 mm (incl. undercut) | 69 mm (incl. undercut) | |||
| Undercut for spacer bushing (value E) | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
74.5 mm, 316 833 74.5 mm
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74.5 mm | 74.5 mm | |||
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Spacer tubes
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| I Spacer bushing | >doesn't exist< | >doesn't exist< | >doesn't exist< | ... | >doesn't exist< |
A: 26.4 mm B: 31.0 mm C: 38.0 mm 316 833 see R26/ R27
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| II Spacer tube |
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A: 34.4 mm B: 18.0 mm C: 25.0 mm D: 34.0 mm |
A: 34.4 mm B: 18.0 mm C: 25.0 mm D: 34.0 mm |
A: 26.4 mm B: 18.0 mm C: 25.0 mm D: 28.0 mm 316 833 see R26/ R27
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| III Shim | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
>doesn't exist< 316 833 see R26/ R27
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A: 5.8 mm (0.1 mm) 7.2 mm | A: 5.8 mm (0.1 mm) 7.2 mm | |||
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Wheel bearings
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Wheel bearings front wheel | 2x grooved ball bearing 6303 | 2x grooved ball bearing 6303 | 2x grooved ball bearing 6303 |
1x grooved ball bearing 6303, 1x angular contact bearing 3203x |
1x grooved ball bearing 6203, 1x angular contact bearing 3203 |
1x needle bearing NKJHS 17A, 1x angular contact bearing 3203x, 316 833 ![]() 2x taper roller bearing 30203 |
2x taper roller bearing 30203 | 2x taper roller bearing 30203 | |||
| Bearing seats in ... | hub directly | hub directly | hub directly | hub directly | in hub itself |
steel bushing insert hub (depending on bearings!) |
steel bushing insert hub | steel bushing insert hub | |||
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| Wheel bearings rear wheel |
1x tumbler bearing 1303, 1x grooved ball bearing 6305 |
1x tumbler bearing 1303, 1x grooved ball bearing 6305 |
1x tumbler bearing 1303, 1x grooved ball bearing 6305 |
1x grooved ball bearing 6303, 1x angular contact bearing 3203x |
1x grooved ball bearing 6203, 1x angular contact bearing 3203 |
1x needle bearing NKJHS 17A, 1x angular contact bearing 3203x, 316 833 ![]() 2x taper roller bearing 30203 |
2x taper roller bearing 30203 | 2x taper roller bearing 30203 | |||
| Bearing seats in ... |
bearing sleeve cover rear axle gearbox
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bearing sleeve cover rear axle gearbox
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bearing sleeve cover rear axle gearbox
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hub directly | hub directly |
steel bushing insert hub (depending on bearings!) |
steel bushing insert hub | steel bushing insert hub | |||
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Pressure bushings
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Left side (depending on hub cap) diameter collar A x length B orientation collar |
front wheel only![]() towards centre |
front wheel only![]() towards centre |
front wheel only![]() towards centre |
![]() outwards |
Ø 24 mm x 9 mm towards centre |
Ø 24 mm x 9 mm towards centre 313 225 Ø 36 mm x 10 mm outwards |
Ø 36 mm x 10 mm outwards |
Ø 36 mm x 10 mm outwards |
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Right side ("brake side") diameter collar A x length B orientation collar |
front wheel only![]() towards centre |
front wheel only![]() towards centre |
front wheel only![]() towards centre |
![]() outwards |
Ø 24 mm x 9 mm towards centre |
Ø 24 mm x 9 mm towards centre |
Ø 24 mm x 9 mm towards centre |
Ø 24 mm x 9 mm towards centre |
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Wheel bearings fixation
Note: Retainers all M42 x 1.5 |
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Front wheel | bearing cap | bearing cap | bearing cap | Seeger circlip |
retainer (like 1) 254 051 like 2(self locking) |
retainer (like 2) 316 833 like 3(depending on bearings!) |
retainer (like 3) | retainer (like 3) | |||
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| Rear wheel |
bearing cap >doesn't exist<
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bearing cap >doesn't exist<
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bearing cap >doesn't exist<
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Seeger circlip |
retainer (like 1) 254 051 like 2(self locking) |
retainer (like 2) 316 833 like 3(depending on bearings!) |
retainer (like 3) | retainer (like 3) | |||
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Hub caps
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Cross-section center | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< |
like 1 313 225 like 2caution when refitting several parts requ. |
like 2 | like 2 | |||
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Brakes general
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Brake design |
half drum brake front Ø 160 mm rear 180 mm |
half drum brake front Ø 160 mm rear 180 mm |
half drum brake front Ø 160 mm rear 180 mm |
half drum brake both Ø 160 mm |
half drum brake both Ø 160 mm |
drum brake both Ø 160 mm |
drum brake both Ø 160 mm |
drum brake both Ø 160 mm |
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| Brake lining dimensions |
front 20 x 170 mm, rear 20 x 200 mm, each 4 mm thick |
front 20 x 170 mm, rear 20 x 200 mm, each 4 mm thick |
20 x 190 mm, 3 mm thick |
25 x 170 mm, 4 mm thick |
25 x 170 mm, 4 mm thick |
35 x 170 mm, 4 mm thick |
35 x 170 mm, 4 mm thick |
35 x 170 mm, 4 mm thick |
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| Riveting holes | 5, each Ø 3.5 mm | 5, each Ø 3.5 mm | 5, each Ø 3 mm | 7, each Ø 3 mm | 7, each Ø 3 mm | 8, each Ø 3 mm | 8, each Ø 3 mm | 8, each Ø 3 mm | |||
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Brake cam front
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Diameter x length (without capping washer), number of ring grooves |
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Ø 12 mm x 63 mm, 3 |
Ø 12 mm x 75 mm, 4 |
Ø 12 mm x 75 mm, 4 |
Ø 14 mm x 65 mm, 3 |
Ø 14 mm x 65 mm, 3 |
Ø 14 mm x 65 mm, 3 |
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| Connection with brake lever |
square peg 10 mm ending with M8x1 bolt |
square peg 10 mm ending with M8x1 bolt |
square peg 10 mm ending with M8x1 bolt |
square peg 10 mm ending with M8x1 bolt |
square peg 10 mm ending with M8x1 bolt |
serrated shaft Ø 14 mm | serrated shaft Ø 14 mm | serrated shaft Ø 14 mm | |||
| Cam length | 20 mm | 20 mm | 20 mm | 25.5 mm | 25.5 mm | 25.5 mm | 25.5 mm | 25.5 mm | |||
| form capping washer | like 1 | like 1 | like 1 | like 1 | like 1 | like 2 | like 2 | like 2 | |||
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Dimensions inner washer outer diameter x inner diameter x thickness |
>doesn't exist< | >doesn't exist< | >doesn't exist< | Ø 26.5 mm x Ø 12.7 mm x1.0 mm | Ø 26.5 mm x Ø 12.7 mm x1.0 mm | Ø 25 mm x Ø 14 mm x1.2 mm | Ø 25 mm x Ø 14 mm x1.2 mm | Ø 25 mm x Ø 14 mm x1.2 mm | |||
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Brake lever front wheel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Distance hole centres (total length) | 65 mm (80 mm) | 65 mm (80 mm) | 65 mm (80 mm) | 65 mm (80 mm) | 65 mm (80 mm) | 85 mm (106 mm) | 85 mm (106 mm) | 85 mm (106 mm) | |||
| Connection brake cam shaft | square hole 10 mm | square hole 10 mm | square hole 10 mm | square hole 10 mm | square hole 10 mm |
Serrated hole Ø 14mm with clamping |
Serrated hole Ø 14mm with clamping |
Serrated hole Ø 14mm with clamping |
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| "Working end" | Receptor for Bowden cable nipple | Receptor for Bowden cable nipple | Receptor for Bowden cable nipple | Receptor for Bowden cable nipple | Receptor for Bowden cable nipple |
Forked with 14 mm holes for receiving adjuster |
Forked with 14 mm holes for receiving adjuster |
Forked with 14 mm holes for receiving adjuster |
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Adjustment screw
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Design |
slotted full length with latching groove |
slotted full length with latching groove |
slotted full length with latching groove |
slotted full length with latching groove |
slotted full length with latching groove |
slotted full length with latching groove |
slotted full length with latching groove |
slotted full length with latching groove |
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| Thread x total length | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | M8 x 54 mm | |||
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Brake pedal
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Distance bolt centre - front tip | 160 mm | 160 mm |
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270 mm | 270 mm | 270 mm | 270 mm | 270 mm | |||
| Design | straight | straight | straight | straight | straight |
bending outwards from bolt deviation 2 cm |
bending outwards from bolt deviation 2 cm |
bending outwards from bolt deviation 2 cm |
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| Lever for brake rod |
part of lever (one piece) fixed angle ca. 120 ° |
part of lever (one piece) fixed angle ca. 120 ° |
part of lever (one piece) fixed angle ca. 120 ° |
on inner bolt end position adjustable via serration note: tapered! |
on inner bolt end position adjustable via serration note: tapered! |
on inner bolt end position adjustable via serration note: tapered! |
part of lever (one piece) fixed angle ca. 120 ° |
part of lever (one piece) fixed angle ca. 120 ° |
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| Finish | black coated | black coated |
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chrome-plated | chrome-plated | black coated | black coated | black coated | |||
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| Block |
angle bracket mounted between pedal and frame |
angle bracket mounted between pedal and frame |
angle bracket mounted between pedal and frame |
footpeg mounting point of frame |
footpeg mounting point of frame |
rubber of footpeg | rubber of footpeg | rubber of footpeg | |||
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Brake rod
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Total length (without wing nut) |
63 cm | 63 cm |
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52.5 cm | 52.5 cm | 53.5 cm | 54 cm | 54 cm | |||
| Split pin at forked head |
rear end, bike side |
rear end, bike side |
rear end, bike side |
front end, centered right through small lever |
front end, centered right through small lever |
front end, centered right through small lever |
front end, bike side |
front end, bike side | |||
| Connection brake light switch | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | >doesn't exist< | with ear next to fork head |
M6x25 threaded bolt at brake pedal |
M6x25 threaded bolt at brake pedal |
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Brake cam rear
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
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Diameter x length (without capping washer) |
Ø 12 mm x 117 mm | Ø 12 mm x 117 mm | Ø 12 mm x 117 mm | Ø 12 mm x 124 mm | Ø 12 mm x 124 mm | Ø 14 mm x 129 mm | Ø 14 mm x 148 mm | Ø 14 mm x 148 mm | |||
| Connection with brake lever |
serrated shaft Ø 12 mm ending with M8x1 bolt |
serrated shaft Ø 12 mm ending with M8x1 bolt |
serrated shaft Ø 12 mm ending with M8x1 bolt |
serrated shaft Ø 12 mm ending with M8x1 bolt |
serrated shaft Ø 12 mm ending with M8x1 bolt |
serrated shaft Ø 14 mm ending with M10x1 bolt |
serrated shaft Ø 14 mm ending with M10x1 bolt |
serrated shaft Ø 14 mm ending with M10x1 bolt |
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| Cam length | 20 mm | 20 mm | 20 mm | 25.5 mm | 25.5 mm | 25.5 mm | 25.5 mm | 25.5 mm | |||
| form capping washer | like 1 | like 1 | like 1 | like 1 | like 1 | like 2 | like 2 | like 2 | |||
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Dimensions inner washer outer diameter x inner diameter x thickness |
>doesn't exist< | >doesn't exist< | >doesn't exist< | Ø 26.5 mm x Ø 12.7 mm x1.0 mm | Ø 26.5 mm x Ø 12.7 mm x1.0 mm | Ø 25 mm x Ø 14 mm x1.2 mm | Ø 25 mm x Ø 14 mm x1.2 mm | Ø 25 mm x Ø 14 mm x1.2 mm | |||
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Brake lever rear wheel
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| R20 | R23 | R24 | R25(/1) | R25/2 | R25/3 | R26 | R27 | ||||
| Distance hole centres (value A) | 72 mm | 72 mm | 72 mm | 65 mm | 65 mm |
65 mm from no. 295 201 45 mm |
75 mm | 75 mm | |||
| Total length (value B) | 92 mm | 92 mm | 92 mm | 87 mm | 87 mm |
90 mm from no. 295 201 70 mm |
98 mm | 98 mm | |||
| Connection brake cam shaft | serrated hole Ø 12 mm | serrated hole Ø 12 mm | serrated hole Ø 12 mm | serrated hole Ø 12 mm | serrated hole Ø 12 mm | serrated hole Ø 14mm | serrated hole Ø 14mm | serrated hole Ø 14mm | |||
| "Working end" |
Hole receiving clevis pin |
Hole receiving clevis pin |
Hole receiving clevis pin |
Forked with 14 mm holes for receiving adjuster |
Forked with 14 mm holes for receiving adjuster |
Forked with 14 mm holes for receiving adjuster |
Forked with 14 mm holes for receiving adjuster |
Forked with 14 mm holes for receiving adjuster |
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| deviation angle α | 0 ° | 0 ° | 0 ° | 10 ° | 10 ° | 15 ° | 30 ° | 30 ° | |||
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| Adjuster rear wheel brake at ... | brake pedal | brake pedal | brake pedal | brake lever at rear wheel | brake lever at rear wheel | brake lever at rear wheel | brake lever at rear wheel | brake lever at rear wheel | |||
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This work is licenced under a Creative Commons Licence.
As of 01/02/2026