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Yukon USA standard ring-and-pinion set for GM 12-bolt passenger cars in a 3.55 ratio. Designed for 12-bolt passenger car housings, it features an 8.875-inch ring gear diameter, 12 ring gear bolts and a 30-spline pinion for direct replacement. Yukon indicates these sets exceed OEM specification and are subject to rigorous dimensional, material and fitment testing to ensure reliable final-drive performance and accurate gear alignment.
USA Standard Ring & Pinion Gear Set For GM 12 Bolt Car in a 3.55 Ratio
