ALLSTAR PERFORMANCE Shim Kit GM 7.5 10-Bolt 1977-1981 Discontinued ALL68616

ALLSTAR PERFORMANCE Differential Shim - Pinion Retainer / Pre-Load Shims - Bolts / Crush Sleeve / Pinion Nut / Shims - 7.5 in - GM 10-Bolt 1977-81 - Kit.