Rear window air deflector

Years 1963–79 Models 2 Factory citations 2

Also described as Rear Window Deflector

Documented applications

Chevelle / El Camino

1965–1972 Factory-verified

GM Heritage factory kit — 1965 Chevrolet Chevelle, p.28.
GM Heritage factory kit — 1972 Chevrolet Chevelle, p.56.

Impala / Full-Size

1963–70s (varies) Confirmed

Station wagon

This page aggregates every documented appearance of C51 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.