75
CB250 TWISTER
TRANSMISSION
Type
Constant mesh, 6-speed
Clutch
Multi-plate, wet type
Gearshift system
Left foot operated return system
Drive chain
(type)
DID520VD or RK520KLO
(links)
110
(engine sprocket)
13T
(rear wheel sprocket)
40T
(slack)
20 – 30 mm (0.8 – 1.2 in)
(recommended lubricant)
Drive chain lubricant designed specifically for O-ring chains.
If not available, use SAE 80 or 90 gear oil.
Primary reduction
2.863
Final reduction
3.076
Gear ratios
1st
2.846
2nd
1.777
3rd
1.272
4th
1.083
5th
0.961
6th
0.851