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 B50: 1967] - [Chevrolet B60: 1960, 1963, 1964] - [Chevrolet C40: 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet C50: 1987] - [Chevrolet C60: 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987] - [Chevrolet H60: 1960, 1961, 1962, 1963, 1964, 1965, 1966] - [Chevrolet J60: 1960, 1961, 1962, 1966] - [Chevrolet L50: 1960, 1961, 1962, 1963, 1964, 1965, 1966] - [Chevrolet L60: 1960, 1961, 1962, 1963, 1964, 1965, 1966] - [Chevrolet M6500: 1960, 1961, 1962, 1963, 1964, 1965, 1966] - [Chevrolet P40: 1979, 1980, 1981, 1982, 1983] - [Chevrolet S60: 1973, 1974, 1975, 1976, 1977, 1978] - [Chevrolet T6000: 1960, 1961, 1962, 1963, 1964, 1965, 1966] - [GMC 3000: 1964, 1965, 1966] - [GMC 3500: 1960, 1961, 1962, 1963, 1964, 1965, 1966] - [GMC B50: 1967] - [GMC C40: 1971, 1972] - [GMC C5000: 1983, 1984, 1985, 1986, 1987] - [GMC C6000: 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987] - [GMC L40: 1960, 1961, 1962, 1963, 1964, 1965, 1966]