Front Sprocket 420-17 Tooth - 50cc-125cc Engines

Engine Front Sprocket - 420-17T

This front sprocket is used on the Chinese 50cc-125cc engines.  This sprocket has 17T and is compatible with the 420 chain ONLY.  

Sprocket details:

• #420 chain used on ATVs usually with a 7 inch rear wheel or smaller
• 17T
• Fits 17mm - shaft
• Uses retainer with bolts (not included)
• will NOT fit Kazuma ATVs (90cc and under use 428 chain)

Be sure to measure your chain or current sprocket before ordering.  420 chain has 1/2 inch pitch and 5/16 inch roller diameter.  Most sprockets have the chain size and teeth count stamped into the metal.

Here is the link to the retainer with bolts:

Chinese ATV Front Sprocket Retainer with Bolts

Shipping details:

Do you need your sprocket fast?  If you order before 3:00 pm CST, Monday thru Friday, your order goes out the same day.   Buy now!