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This Yukon high-performance ring and pinion set is specified for GM 8.60-inch IRS applications in a 4.11 ratio and is built with high-grade steel and a refined tooth surface finish to reduce friction and heat. Yukon uses advanced heat-treating and testing and backs gear sets with its Y.E.S. lifetime protection plan. The set features a 8.60" ring, 32-spline pinion and 10 ring gear bolts for GM IRS use.
Yukon Gear High Performance Gear Set For GM 8.6in Irs in a 4.11 Ratio
