SK 21104 - Pinion depth shims for GM 7.5", 7.75", 8.2" & 12 bolt truck

Pinion depth shims for GM 7.5", 7.75", 8.2" & 12 bolt truck

Pinion depth shims for 7.5" GM, 7.75" GM, 8.2" GM, 12T, & other