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The Yukon ring-and-pinion gear set for GM 12‑bolt truck in a 4.11 ratio is a direct-fit replacement engineered to OEM specifications and covered by Yukon's Y.E.S. lifetime protection plan. Yukon finishes the gear tooth surfaces to limit friction and heat and builds the set from high‑grade steel for consistent strength. It fits GM 12‑bolt truck applications with an 8.875 in. ring gear, 12 bolts and a 30‑spline pinion.
Yukon Gear High Performance Gear Set For GM 12 Bolt Truck in a 4.11 Ratio
