GMC Sierra 2500 HD Crew CAB towing capacity by year

The GMC Sierra 2500 HD Crew CAB has tow data across 25 model years, from 2001 through 2026. The most recent 2026 GMC Sierra 2500 HD Crew CAB carries a maximum tow rating of 20,000 lb. The highest tow rating recorded for the nameplate was the 2024 model year at 21,600 lb. The nameplate has been in continuous production long enough to span the pre-SAE J2807 and post-J2807 eras of towing capacity testing.

Pick a year below to open the full GMC Sierra 2500 HD Crew CAB page for that model year. Each year page shows the maximum tow capacity, every trim the dataset covers separately, the engine and drivetrain combination, GVWR, curb weight, payload, and axle ratio.

GMC Sierra 2500 HD Crew CAB max tow rating, last 5 model years

Year-over-year max tow rating for the GMC Sierra 2500 HD Crew CAB, with the most recent year highlighted. Use the trend to spot generation changes, powertrain refreshes, and SAE J2807 re-tests that revised the published figure.

Recent GMC Sierra 2500 HD Crew CAB years (2022–2026)

Click any year for the full per-trim breakdown — engine, drivetrain, horsepower, torque, axle ratio, GVWR, curb weight, and payload.

Older GMC Sierra 2500 HD Crew CAB years (2001–2021)

Earlier model years for the GMC Sierra 2500 HD Crew CAB, going back to 2001. Pre-2015 ratings predate SAE J2807, so figures from those years may be measured under different assumptions than current ratings.

All figures sourced from manufacturer documentation. See our methodology for how the dataset is compiled.