Running crossover steering on your 1977–1993 GM 4WD truck or SUV? This is the gear you want. PSC’s SGX Series Cylinder Assist Steering Gear is built from all-new components—no remanufactured parts—and designed to handle everything from daily driving to hardcore off-road use. It’s equipped with -6 AN ports, so you can add a PSC steering assist cylinder whenever you’re ready. Whether you're building a trail vehicle or just want better control with big tires, this gear delivers smoother steering, better feel, and long-term durability.