Do not send us an email or note specifying what length chain you need. You must ORDER the correct length. BUYER must check chain length needed before ordering. Any info provided by seller regarding stock length is to the best of our knowledge, but seller is NOT responsible for chain that is ordered incorrectly. Any return for different length chain will be at buyer's expense, including shipping both ways. PLEASE check BEFORE ordering. This brand new o-ring chain sprocket kit will give your ATV more top end speed and fits the following models 1989 Yamaha Warrior 350 YFM350X 1990 Yamaha Warrior 350 YFM350X 1991 Yamaha Warrior 350 YFM350X 1992 Yamaha Warrior 350 YFM350X 1993 Yamaha Warrior 350 YFM350X 1994 Yamaha Warrior 350 YFM350X 1995 Yamaha Warrior 350 YFM350X 1996 Yamaha Warrior 350 YFM350X 1997 Yamaha Warrior 350 YFM350X 1998 Yamaha Warrior 350 YFM350X 1999 Yamaha Warrior 350 YFM350X 2000 Yamaha Warrior 350 YFM350X 2001 Yamaha Warrior 350 YFM350X 2002 Yamaha Warrior 350 YFM350X 2003 Yamaha Warrior 350 YFM350X 2004 Yamaha Warrior 350 YFM350X Included is 1 520 x 100 blue, o-ring chain chain may need to be cut to length 1 Master link clip style 1 14 tooth front sprocket 1 40 tooth rear sprocket Tensile strength of 8200 pounds Factory Spec brand Stock gearing for this model is 13/40 with a 520x98 chain Factory Spec brand sprockets are made of hardened steel and built to last O-ring style means it will last longer with less maintenance than conventional chains A stock photo is used, you will receive the kit that is described in the listing