Heavy Duty Chassis Equipment

Years 1963–79 Models 3 Factory citations 3

Also described as Heavy duty chassisPolice car equipment

Documented applications

Chevelle / El Camino

1965 Factory-verified

GM Heritage factory kit — 1965 Chevrolet Chevelle, p.4.
GM Heritage factory kit — 1965 Chevrolet El Camino, p.31.

Impala / Full-Size

1963–70s (varies) Confirmed

Nova / Chevy II

1963 Factory-verified

GM Heritage factory kit — 1963 Chevrolet Nova, p.9.

This page aggregates every documented appearance of Z04 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.