These front sprockets are used on the Chinese 50cc - 125cc engines. These sprockets are compatible with #428 chain only.
- #428 Chain Size
- Usually used on ATV's with a 7" rear wheel or smaller
- Choice of 13, 14, 15, or 16 Tooth
- Fits 17mm shaft
- Uses retainer with bolts - not included (Part # ZN61241-SR387-02)
- Will NOT fit Kazuma ATV's (Only Kazuma models 90cc and under use #428 chain)
Be sure to measure your chain or current sprocket before ordering. 428 chain has 1/2" pitch and 0.335" roller diameter. Most Chinese sprockets have the chain size and teeth count stamped into the metal.