LPO, 40 inch off-road roof light bar

Years 2016–19, 2021–27 Models 2 Factory citations 10

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Also described as LPO, off-road lights, roof mounted

Also documented for GMC

Documented applications

Colorado — Second generation (GMT31XX) (2015–2022)

2016–2019, 2021–2022 Factory-verified

2017: Z71: O; Base, WT, LT: not offered; requires SBY; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022

GM factory document — 2016 chevrolet canyon colorado electrical body builders manual service manual 2016 en us, p.12.
GM factory document — 2017 chevrolet colorado fleet order guide wayback, p.2.
GM factory document — 2019 chevrolet 19 coloradocanyon body builder sm u 2018aug01 1, p.12.
GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.12.
GM factory document — 2018 chevrolet colorado order guide copy gm authority, p.30.

Colorado — Third generation (2023–2027)

2023–2027 Factory-verified

Trail Boss, Z71, ZR2: O; WT, LT: not offered

GM factory document — 2023 chevrolet 23colorado electrical body builder, p.12.
GM factory document — 2024 chevrolet 24colorado electrical body builder manual 18272478 2023oct09, p.13.
GM factory document — 2025 chevrolet colorado fleet order guide, p.44.
GM factory document — 2026 chevrolet colorado fleet order guide, p.50.
GM factory document — 2027 chevrolet colorado fleet order guide, p.49.

This page aggregates every documented appearance of S3X in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.