Kit Contents:Pinion Bearing & Race x2Carrier Bearing & Race x2Pinion Nut x1Pinion Seal x1Shim Kit x2Crush Sleeve x1Gasket x1Marking Compound x1Brush x1Loctite x1The Most Comprehensive and Complete Master Rebuild Kit on the Market. This kit uses performance bearings and races along with high quality seals and small parts.