This direct replacement drum brake wheel cylinder was specifically engineered to match the fit, function and performance of the original wheel cylinder on particular vehicles. It is manufactured and tested for quality assurance. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet C50: 1968, 1969, 1970] - [Chevrolet C500: 1968, 1969, 1970] - [Chevrolet C5000: 1968, 1969, 1970] - [Chevrolet M50: 1968, 1969, 1970] - [Chevrolet M500: 1968, 1969, 1970] - [Chevrolet M5000: 1968, 1969, 1970] - [Chevrolet S50: 1968, 1969, 1970] - [Chevrolet s500: 1968, 1969, 1970] - [Chevrolet S5000: 1968, 1969, 1970] - [Chevrolet T50: 1970] - [Chevrolet T500: 1970] - [Chevrolet T5000: 1970]