Axle, rear, 4.56 ratio

Years 1996–98, 2025–26 Models 2 Factory citations 6

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Documented applications

Motor Home chassis (1983–1998)

1996–1998 Factory-verified

ratio code

GM Heritage factory kit — 1996 Chevrolet Motorhome, p.7.
GM Heritage factory kit — 1997 Chevrolet Motorhome, p.4.
GM Heritage factory kit — 1998 Chevrolet Motorhome, p.5.
GM factory document — 1998 chevrolet chevy p32 rv van chassis rpo code list, p.1.

Silverado Medium Duty (GM515, 2019–2026)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.

This page aggregates every documented appearance of 005 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.