3772999

Fits the following:

Chevrolet Bel Air 1957-1964

Chevrolet Biscayne 1958-1964

Chevrolet Corvette 1957-1962

Chevrolet Chevy II 1961-1964

Chevrolet El Camino 1959-1960

Chevrolet Impala 1958-1964

Chevrolet Nomad 1958-1961

Axle seal

GM 8.2″ Rear differential (also refer to as a GM 8.4″)

Note: Third member differential (Sample picture is shown)