This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Skylark: 1964, 1965, 1966, 1967, 1968, 1969] - [Buick Wildcat: 1964, 1965, 1966, 1967, 1968, 1969, 1970] - [Chevrolet Bel Air: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet Biscayne: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet Brookwood: 1969, 1970, 1971, 1972] - [Chevrolet Camaro: 1967, 1968, 1969, 1970] - [Chevrolet Chevelle: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet Chevy II: 1964, 1965, 1966, 1967, 1968] - [Chevrolet El Camino: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet Impala: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet Kingswood: 1969, 1970, 1971, 1972] - [Chevrolet Malibu: 1964, 1965, 1966, 1967] - [Chevrolet Monte Carlo: 1970, 1971, 1972] - [Chevrolet Nova: 1969, 1970, 1971, 1972] - [Chevrolet Townsman: 1969, 1970, 1971, 1972] - [Pontiac Firebird: 1969, 1970, 1971, 1972] - [Pontiac Tempest: 1964, 1965, 1966, 1967, 1968, 1969, 1970] - [Pontiac Ventura: 1971, 1972]