The Yukon Gear & Axle high-performance ring and pinion set for 1963-1979 Corvette applications (3.55 ratio) is designed to OEM specifications. With an 8.20 in. ring gear diameter and a 30-spline pinion, the set uses precision tooth finishing and advanced heat-treating to reduce friction and heat. Yukon constructs parts from high-grade steel and covers them with the Y.E.S. lifetime plan.
Yukon Gear High Performance Gear Set For GM Ci in a 3.55 Ratio