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 C10 Pickup: 1967, 1968, 1969, 1970] - [Chevrolet C20 Pickup: 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970] - [Chevrolet C30 Pickup: 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970] - [Chevrolet G20 Van: 1971] - [Chevrolet G30 Van: 1970, 1971] - [Chevrolet P20 Van: 1968, 1969, 1970] - [Chevrolet P30 Van: 1968, 1969, 1970] - [GMC C15/C1500 Pickup: 1967, 1968, 1969, 1970] - [GMC C25/C2500 Pickup: 1967, 1968, 1969, 1970] - [GMC C35/C3500 Pickup: 1967, 1968, 1969, 1970] - [GMC G25/G2500 Van: 1971] - [GMC G35/G3500 Van: 1970, 1971] - [GMC P25/P2500 Van: 1968, 1969, 1970] - [GMC P35/P3500 Van: 1968, 1969, 1970]