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 C1500: 1988, 1989, 1990, 1991] - [Chevrolet K1500: 1988, 1989, 1990, 1991] - [GMC C1500: 1988, 1989, 1990, 1991] - [GMC K1500: 1988, 1989, 1990, 1991]