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. [Mazda 616: 1971] - [Mazda 618: 1972] - [Mazda 808: 1972, 1973, 1974, 1975, 1976] - [Mazda RX-2: 1971, 1972, 1973, 1974] - [Mazda RX-3: 1972, 1973, 1974, 1975, 1976]