This stock length rear wheel drive axle works on the following models
1997 Yamaha BIG BEAR 4WD SE YFM350FWBJ
1998 Yamaha BIG BEAR 4X4 YFM350FWBK
1999 Yamaha BIG BEAR HUNTING 4X4 YFM350FHL
1999 Yamaha BIG BEAR 4X4 YFM350FWBL
1999 Yamaha BIG BEAR 2WD YFM350UBL
1999 Yamaha KODIAK 4WD YFM400FWL
1997 Yamaha BIG BEAR 4WD SE YFM350FWBJ
1998 Yamaha BIG BEAR 4X4 YFM350FWBK
1999 Yamaha BIG BEAR HUNTING 4X4 YFM350FHL
1999 Yamaha BIG BEAR 4X4 YFM350FWBL
1999 Yamaha BIG BEAR 2WD YFM350UBL
1999 Yamaha KODIAK 4WD YFM400FWL