M24 Factory-verified

Chevrolet · Regular Production Option

New Process 435 HD 4-speed manual

Years 1965, 1967–72, 1982 Models 2 Factory citations 2
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Also described as HD 4-speed manual (New Process)Transmission unit, manual 4 speed

Documented applications

  • 1965 Factory-verified
    GM Heritage factory kit — 1965 Chevrolet Truck, p.19.
  • 1967–72 Single-source

    Car/modern lists show Borg-Warner — reuse

This page aggregates every documented appearance of M24 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.