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 14 tooth front JT sprocket and 49 tooth rear JT sprocket with a 428V118 118-Link 428V FJ O-Ring clip link DID Chain Fits: Honda CRF125F 2014-2015 CRF125FB 2014-2022 CRF150F 2003