SEM ✓ Factory-verified

GMC · Regular Production Option

LPO, wheel, 20 inch aluminum, design 5

Years 2022–25 Models 3 Factory citations 5

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Also described as LPO, wheels, 20 inch aluminum, design 5

Also documented for Chevrolet

Documented applications

Sierra — T1XX (2019–2026) →

• 2023–2025 ✓ Factory-verified
  ⛭ GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.14.

  ⛭ GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.16.

  ⛭ GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.14.

Yukon — T1XX (2021–2027) →

• 2022 ✓ Factory-verified
  ⛭ GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.12.

Yukon XL — T1XX (2021–2027) →

• 2022 ✓ Factory-verified
  ⛭ GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.12.

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