Sierra Gear and Axle is a premium line of light duty differential and axle parts established in 1998. This brand was created as an alternative to high-priced OEM dealer parts. Our ring and pinion gear sets are ideal for stock replacement or gear ratio changes. We offer a complete line of differential rebuild kits that we build in-house using OEM or better components. Sierra Gear stock replacement and performance Chromoly axle shafts are available for GM, Ford, Chrysler, Jeep and Toyota vehicles. All parts are designed and engineered to the highest quality specifications for use in street, off road and performance axle applications.

All of our parts are designed for real-world use, and are thoroughly tested and proven before they receive our seal of approval. Our customer service and technical support staff is comprised of highly trained differential and axle parts specialists with more than 100 years of combined experience in the industry. No million dollar marketing budgets, just good old fashioned customer service and quality parts, trusted by installers nationwide.