LPO, Hitch package, gooseneck ball and chain tie-down kit with case

Years 2017–19, 2023, 2025–27 Models 2 Factory citations 7

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Also described as LPO, hitch package, gooseneck ball and chain tiedown kit with case

Also documented for GMC

Documented applications

Silverado HD — K2XX (2015–2019)

2017–2019 Factory-verified

dealer-installed; 2017: GM's 2017 Silverado 2500HD order guide; 2018: GM's 2018 Silverado 2500HD order guide; 2019: GM's 2019 Silverado 2500HD order guide

GM factory document — 2017 chevrolet silverado 2500hd order guide revised august 12 2016 copy gm authority, p.27.
GM factory document — 2018 chevrolet silverado 2500hd order guide copy gm authority, p.39.
GM factory document — 2019 chevrolet silverado 2500hd order guide april 20 2018 iteration 2 copy gm authority, p.40.

Silverado HD (T1XX, 2020–2027)

2023, 2025–2027 Factory-verified

only in: 2500 HD, 3500 HD

GM factory document — 2023 chevrolet 23silverado 2500 3500hd electrical body builder sm en us 2022oct12, p.13.
GM factory document — 2025 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.

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