Sprocket Kit Yamaha YZ85 BW '19- - 428MXZ 14/51

RK chain and sprocket kits are the perfect drive maintenance kit for your bike constructed from SCM420 chromoly steel alloy (front) and C45 high carbon steel with an electroplated Zinc finish (rear) paired with a high-quality UW-ring RK chain this kit has everything you need to replace your old warped and stretched chain and sprockets. The perfect alternative to expensive OEM replacements while designed to meet and exceed OEM specifications. Supplied in presentable packaging with a carry handle for convenient transportation.

Chain and Sprocket Kit Contents:

• 14T Front Sprocket - SPF57714
• 52T Rear Sprocket - SPR79852
• RK Chain GB428MXZ2 x 130 MX- RKPGB428MXZ2X130
• RK Kit Box - SPRKITBOX

About the Chain:
RK MXZ4 is the next generation of motocross racing chains featuring Chromoly steel construction and seamless rollers and bushings.