Ring gear bolt for GM 12 bolt car & truck, 8.2", 8.2" for Buick/Olds/Pontiac, 63-79 Corvette & 55-62 GM Car & Truck. 3/8" x 24.
Product Features:- Ring gear bolt for GM 12 bolt passenger car and truck, 1955-1964 passenger car and truck, GM 8.2", 8.2" Buick, Oldsmobile and Pontiac and 1963-1979 Corvette
- 3/8" x 24 thread