M1K ✓ Factory-verified

Chevrolet · Regular Production Option

Transmission, 8-speed dual clutch

Years 2025–27 Models 1 Factory citations 3

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Documented applications

Corvette — C8 (2020–2027) →

• 2025–2027 ✓ Factory-verified

  only in: ZR1

  ⛭ GM factory document — 2025 chevrolet corvette fleet order guide rpo codes, p.4.

  ⛭ GM factory document — 2026 chevrolet corvette fleet order guide rpo codes, p.4.

  ⛭ GM factory document — 2027 chevrolet corvette fleet order guide rpo codes, p.5.

Related codes · mentioned in these notes

ZR1

This page aggregates every documented appearance of M1K in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.