Please check your current setup to determine the length of chain you need before ordering. Any information provided by us regarding stock length is to the best of our knowledge, but we are NOT responsible for chain that is ordered incorrectly solely based on this information. Changing sprocket sizes, extending swingarms, etc. can alter the length of chain you need. Please count all of the pins in your existing chain, including the master link, to determine what length you need. Any return for different length chain will be at buyer's expense, including return shipping. If you need a different length chain, please let us know before ordering and we will provide you with a listing to purchase from. Manufactured by Factory Spec Tensile strength of 8200 pounds Made in China Included is 1 520 x 92 non o-ring chain green 1 Master link clip style Fits the following models with stock gearing, swingarms, etc. 2001 Yamaha Raptor 660 YFM660R 2002 Yamaha Raptor 660 YFM660R 2003 Yamaha Raptor 660 YFM660R 2004 Yamaha Raptor 660 YFM660R 2005 Yamaha Raptor 660 YFM660R