From quick change rear ends and gears to 9 inch Ford rears and drive shafts, we deliver precision-engineered parts for racers who demand strength, speed, and reliability. PEM Racing (Performance Engineering & Manufacturing, LLC) is a leading U.S.-based manufacturer of high-performance drivetrain components for racers and performance enthusiasts. With over 20 years of experience, we specialize in quick change rear ends, gears, drive shafts, and custom axle assemblies—engineered for strength, precision, and speed. Whether you're on the circle track, drag strip, or building a performance street car, our parts are trusted by professionals across the country. Proudly made in the USA and backed by expert support.
⚙️ Quick Change Rears
🔩 Performance Gears & Spools
🛞 Axles & Drive Shafts
🏁 Trusted by Champions Nationwide
Built for performance.