GMC Sierra 3500HD towing capacity

GMC's 1-ton, including dual-rear-wheel models.

Cited years

Year	Hitch	Cited maximum	Versus prior cited year	Source
2015	Conventional	19,600 lb	First cited year for this hitch	TowingSpecs
2016	Conventional	20,000 lb	+400 lb vs 2015	TowingSpecs
2017	Conventional	20,000 lb	Unchanged from 2016	TowingSpecs
2018	Conventional	20,000 lb	Unchanged from 2017	TowingSpecs
2019	Conventional	20,000 lb	Unchanged from 2018	TowingSpecs
2020	Conventional	20,000 lb	Unchanged from 2019	TowingSpecs
2021	Conventional	20,000 lb	Unchanged from 2020	TowingSpecs
2022	Conventional	20,000 lb	Unchanged from 2021	TowingSpecs
2023	Conventional	20,000 lb	Unchanged from 2022	TowingSpecs
2024	Fifth-wheel	36,000 lb	First cited year for this hitch	TowingSpecs
2025	Conventional	20,000 lb	First cited year for this hitch	Kelley Blue Book
2025	Gooseneck	36,000 lb	First cited year for this hitch	Kelley Blue Book
2026	Conventional	20,000 lb	Unchanged from 2025	GMC
2026	Fifth-wheel	32,000 lb	First cited year for this hitch	GMC
2026	Gooseneck	36,000 lb	Unchanged from 2025	GMC

Every model year

A filled mark means that year has a cited rating. An empty mark is still a real page: generation, what changed, and an explicit gap instead of a guessed number.

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