The Yukon ring-and-pinion gear set for GM trucks offers a 3.38 ratio for 9.375" ring gear applications. Engineered with advanced heat-treating, meticulous tooth-surface finishing and rigorous quality testing, it reduces friction and heat while matching OEM specifications. The Y.E.S. Plan provides lifetime coverage. Fits 1955-1964 GM trucks with a 9.375" ring gear, 12 ring bolts and a 17-spline pinion.
Yukon Gear High Performance Gear Set For GM Chevy 55T in a 3.38 Ratio