ALLSTAR PERFORMANCE Shim Kit GM 8.875in 12 Bolt Truck ALL68618

ALLSTAR PERFORMANCE Differential Shim - Pinion Retainer / Pre-Load Shims - Bolts / Crush Sleeve / Pinion Nut / Shims - 8.875 in - Truck GM 12-Bolt - Kit.
SHIM KIT FOR GM 12 BOLT TRUCKS W/8.875 RING GEAR.1964-1972