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 52 tooth rear JT sprocket with a 520ERT3120G 120-Link 520ERT3 Race MX clip link DID Chain Fits: Husaberg 450FE 2013-2014 450FX 2010-2011 FE350 2013-2014 FE390 2010-2012 FE450 2009-2011 FE501 2013-2014 FE570 2011-2012 Husqvarna FE250 2014-2018 FE350 2014-2016 TE250 2014-2016