The Yukon 8.25-inch IFS reverse-rotation GM ring-and-pinion in a 3.73 ratio provides a direct-fit upgrade for 2013-and-earlier GM 8.25in IFS reverse-rotation differentials. Yukon’s engineering combines refined tooth surface finish, heat-treating and high-grade steel to limit friction and heat while preserving OEM fitment. The kit includes an 8.25" ring, 30-spline pinion, ten ring bolts and Yukon’s Y.E.S. lifetime protection plan.
Yukon Gear High Performance Gear Set For GM 8.25in IFS Reverse Rotation in a 3.73 Ratio