GMC Sierra 2500 HD Double CAB towing capacity by year

The GMC Sierra 2500 HD Double CAB has tow data across 12 model years, from 2015 through 2026. The most recent 2026 GMC Sierra 2500 HD Double CAB carries a maximum tow rating of 18,000 lb.

Pick a year below to open the full GMC Sierra 2500 HD Double 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 Double CAB max tow rating, last 5 model years

Year-over-year max tow rating for the GMC Sierra 2500 HD Double 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 Double 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 Double CAB years (2015–2021)

Earlier model years for the GMC Sierra 2500 HD Double CAB, going back to 2015. 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.