The Yukon Gear & Axle high-performance ring and pinion set for 1963-1979 Corvette applications (3.73 ratio) delivers OEM-fit gearing with an 8.20 in. ring gear diameter and 30-spline pinion. Yukon applies precision tooth surface finishing and advanced heat-treating to reduce friction and heat, and uses high-grade steel in both ring and pinion. Coverage is provided by Yukon's Y.E.S. lifetime protection plan.
Yukon Gear High Performance Gear Set For GM Ci in a 3.73 Ratio