Racetec

Rear Sprocket
39 Tooth
Our tough Steel Sprockets have a 6 bolt pattern
and fit a 520 Chain

Rear Sprocket
40 Tooth

Rear Sprocket
41 Tooth

Rear Sprocket
42 Tooth

Rear Sprocket
43 Tooth

Rear Sprocket
44 Tooth

Rear Sprocket
45 Tooth

Rear Sprocket
46 Tooth

Rear Sprocket
47 Tooth

Rear Sprocket
48 Tooth

Rear Sprocket
49 Tooth

Rear Sprocket
50 Tooth

Notes
Diameter of the right rear tyre affects gearing.
Generally 1 1/2" in the circumference of the right rear tyre equals one tooth on the rear sprocket.

A 1 1/2" larger tyre will require one tooth larger on the rear sprocket to maintain the same engine rpm's

Aluminium Sprocket Guides
39T - 50T Sprocket