Make Model Year YAMAHA YFM 250 B BIG BEAR 07>09 YAMAHA YFM 250 B BRUIN 05>06 YAMAHA YFM 250 X BEAR TRACKER 99>04 YAMAHA YFM 400 BIG BEAR 00>04 YAMAHA YFM 400 F BIG BEAR 00>06 YAMAHA YFM 400 FB BIG BEAR 07>12

Shortening the gearing to sy 46/15 would have the GSXR600 passing its power peak early

depending on the model

ideal for cleaning and maintenance of the chain

All Balls Racing - Shock Bearing Kits (21-0016) past type tag-Protective Gear - Parts Make Model Year YAMAHA YFMEach kit contains the bearing and all of the seals, spacers and pins to rebuild the shock bearing to factory specifications Constructed fron OEM quality components