JB5 Factory-verified

Chevrolet · Regular Production Option

Brake system, power, front disc, rear drum, 6400 lbs

Years 1973–82, 1998–00 Models 4 Factory citations 7
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Also described as Power disc/drum brake system

Also documented for CadillacGMC

Documented applications

This page aggregates every documented appearance of JB5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.