Boss Bearing 41-3029-7E3-6 Rear Differential Bearings and Seals Kit Yamaha YFB250 Timberwolf 1992-1998 Kit Contains: 2 Bearings, 3 Needle Bearings, 3 Seals, 2 Adaptors/Sleeves This is the most complete rebuild kit for your Rear Differential/Final Drive on the market!