Yukon USA standard ring-and-pinion set for GM 12-bolt truck differentials in a 3.08 ratio. Specified for 12-bolt truck housings, it features an 8.875-inch ring gear diameter, 12 ring gear bolts and a 30-spline pinion for direct-fit replacement. Yukon reports these sets are produced to exceed OEM specification and receive dimensional, material and fitment testing to provide reliable final-drive gearing for truck axle service.
USA Standard Ring & Pinion Gear Set For GM 12 Bolt Truck in a 3.08 Ratio