63-72 Rear End Overhaul Kit, 12 Bolt Truck

63-72 Rear End Overhaul Kit, 12 Bolt Truck Yukon Master Overhaul kit for GM 12 bolt truck differential. This kit uses Timken bearings and races along with high quality seals and small parts. Included in this kit are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), thread locking compound, marking compound with brush, and gasket.