The Yukon 8.25-inch IFS reverse-rotation GM ring-and-pinion in a 4.88 ratio is designed as a direct-fit option for 2013-and-earlier GM 8.25in IFS reverse-rotation differentials. Yukon’s manufacturing combines controlled tooth-surface finishing, heat treatment and high-grade steel to limit friction and heat while preserving OEM dimensions. The set includes an 8.25" ring, 30-spline pinion and ten ring bolts, plus Yukon’s Y.E.S. lifetime protection plan.
Yukon Gear High Performance Gear Set For GM 8.25in IFS Reverse Rotation in a 4.88 Ratio