USA Standard Gear is a leading supplier in the automotive aftermarket, specializing in differential gears, axles, installation kits, small parts, tools, lockers, limited slips, and drivelines. Founded in 2006, the company aims to set the benchmark for OE drivetrain replacement parts. USA Standard Gear offers an extensive inventory and a wide selection of parts, designed to meet or exceed OEM quality. Known for its innovation and reliability, the brand introduced products like the Spartan Locker and Spartan Helical LSD, providing affordable lock-up traction and limited-slip differentials. With a strong distribution network, USA Standard Gear ensures fast shipping and excellent customer support, making it a go-to solution for drivetrain needs in the United States