This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet G30: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996] - [Chevrolet P20: 1985, 1986, 1987, 1988, 1989] - [Chevrolet P30: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994] - [GMC G3500: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996] - [GMC P2500: 1985, 1986, 1987, 1988, 1989] - [GMC P3500: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994]