Rear axle - 3.73 ratio

Years 1963–79 Models 5 Factory citations 4

Also described as 3.73:1 rear axleRear Axle - 3.73:1 Ratio3.73 axle ratio3.73 rear axle ratio

Documented applications

Camaro

1967–1969 Confirmed

Chevelle / El Camino

1965–1969, 1971 Factory-verified

GM Heritage factory kit — 1965 Chevrolet El Camino, p.3.
GM Heritage factory kit — 1966 Chevrolet El Camino, p.3.

Impala / Full-Size

1963–70s (varies) Confirmed

Nova / Chevy II

1966–1967 Factory-verified

GM Heritage factory kit — 1966 Chevrolet Nova, p.6.
1968 Confirmed

C/K Trucks

1964 Factory-verified

GM Heritage factory kit — 1964 Chevrolet Truck, p.15.
1967–72 Single-source

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This page aggregates every documented appearance of H05 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.