Replace or upgrade your worn chain and sprockets with this market leading sprocket kit featuring quality JT Sprockets and D.I.D chain brought to you by THS Moto. Note the chain may need to be adjusted to length using a chain breaker tool.

This Sprocket Kit contains a 13 tooth front JT sprocket and 49 tooth rear JT sprocket with a 520VX3112 112-Link 520VX3 FJ X-Ring solid bush clip DID Chain

Fits:
Yamaha YZ125 2015,
Yamaha YZ125 2016,
Yamaha YZ125 2017,
Yamaha YZ125 2018,
Yamaha YZ125 2019,
Yamaha YZ125 2020,
Yamaha YZ125 2021,
Yamaha YZ125X 2020,
Yamaha YZ125X 2021

See our other THS Moto listings for tools and stands for working on your bike at home.