GM Master Overhaul Kit GM 8.5 Differential W/HD posi or Locker USA Standard Gear
ZK GM8.5-HD
USA Standard Master Overhaul kits let you finish your install with confidence.
- Fits GM 8.5 inch rear with aftermarket positraction
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket
1 year warranty against Manufacturer defects