Based in Liberty, South Carolina, Richmond Performance Products’ Double Diamond logo has signified the highest quality gear parts in the racing industry for over 80 years. Richmond products have been proven at the Daytona 500 and U.S,. Nationals for decades, while the company’s Lock-Right products are designed for off-road applications. Richmond’s Bullet Proof transmissions, Powertrax differentials and all other products are the result of extensive testing and constant research and development. Richmond’s reputation for quality and durability is based on real-world performance, and the facts back it up.