Kit contains a ring and pinion set, positraction unit, and installation parts

1964-1972 Chevrolet Biscayne (Rear) (Qualifier: with 10 Bolt Rear Cover); 1964-1968 Chevrolet Chevy II (Rear) (Qualifier: with 10 Bolt Rear Cover); 1964-1972 Chevrolet Chevelle (Rear) (Qualifier: with 10 Bolt Rear Cover); 1964-1972 Chevrolet Bel Air (Rear) (Qualifier: with 10 Bolt Rear Cover); 1967-1970 Chevrolet Camaro (Rear) (Qualifier: with 10 Bolt Rear Cover); 1966-1971 Chevrolet Caprice (Rear) (Qualifier: with 10 Bolt Rear Cover); 1964-1972 Chevrolet El Camino (Rear) (Qualifier: with 10 Bolt Rear Cover); 1964-1972 Chevrolet Impala (Rear) (Qualifier: with 10 Bolt Rear Cover); 1970-1972 Chevrolet Monte Carlo (Rear) (Qualifier: with 10 Bolt Rear Cover); 1969-1972 Chevrolet Nova (Rear) (Qualifier: with 10 Bolt Rear Cover)