Chinese ATV Front Sprocket - 420-12T
This front sprocket is used on the Chinese 50cc-125cc engines. This sprocket has 12T and is compatible with the 420 chain ONLY.
- #420 chain used on ATVs usually with a 7 inch rear wheel or smaller
- 14mm ID top-of-spline to top-of-spline
- 17mm ID valley-to-valley
- Uses retainer with bolts [not included]
- will NOT fit Kazuma ATVs [90cc & under use 428 chain]
Be sure to measure your chain or current sprocket before ordering. 420 chain has 1/2" pitch and 5/16" roller diameter. Most Chinese sprockets have the chain size and teeth count stamped into the metal.
Here is the link to the retainer with bolts: