Eaton GM 12 Bolt Car 3.08 Ratio Ring & Pinion Set - Superfinish

Eaton street series ring and pinion gear sets are made in the U.S.A. from high quality 8620 or 4320 steel, which provides long life under daily use conditions. The highly polished Super Finish minimizes friction, increases horsepower at the wheels, and eliminates the need for break-in