1996 1997 1998 1999 Polaris Sportsman 500 4X4 Rear Axle, Wheel Bearing X1 Fits 1996 1997 1998 1999 Polaris Sportsman 500 4X4 Quality bearings feature durable rubber seals on both sides for protection from sand and water (except differetial bearings) Meets or exceeds OEM Quality at a fraction of the cost Rear