LPO, 22" (55.9 cm) high gloss black aluminum wheels with machined accents

Years 2024–27 Models 2 Factory citations 6

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Also described as LPO, 22" (55.9 cm) Bright aluminum wheels

Also documented for Buick Chevrolet

Documented applications

Acadia — Third generation (2024–2027)

2025–2027 Factory-verified

2025: Elevation, Denali: O; AT4: not offered; 2026–2027: Elevation, Denali: O; AT4, Denali Ultimate: not offered; includes SFE

GM factory document — 2025 gmc acadia fleet order guide, p.20.
GM factory document — 2026 gmc acadia fleet order guide, p.19.
GM factory document — 2027 gmc acadia fleet order guide, p.21.

Sierra HD — T1XX (2020–2027)

2024–2027 Factory-verified

only in: 2500 HD; the factory ships the truck with 22 inch Transit wheels at alignment specs for the LPO wheels; 2024: GM Authority 2024 changes page

GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.

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