Product Description
Yukon Positraction shim kit (12 shims) for GM 8.2", GM 8.5"/ 8.6", 12T, 12P, Ford 8.8" & Cast Iron 'Vette- Shim kit
- Fits Ford 8.8", 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2", 8.5" and 8.6" Dura Grip positraction
- Does not fit the OE 8.8" Ford Trac-Loc case.