SKF utilizes decades of bearing sealing experience to provide solutions that gives the ultimate riding experience with reduced friction, increased service intervals and longer bearing life. The Wheel Seal Kit includes SKF bearings, seals and spacersFeatures: Customized design and material Increased sealing efficiency with reduced friction and very low power loss Spacer included in complete kits for an ideal seal running surface and optimum seal performance Superior contamination protection for longer wheel bearing life Resistance to high pressure water wash with patented integrated rotating plastic shield Longer service intervals Overall higher reliability for continued high performance of the motorcycle