GMC Sierra 3500 HD Regular CAB towing capacity by year

The GMC Sierra 3500 HD Regular CAB has tow data across 19 model years, from 2007 through 2026. The most recent 2026 GMC Sierra 3500 HD Regular CAB carries a maximum tow rating of 31,500 lb.

Pick a year below to open the full GMC Sierra 3500 HD Regular 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 3500 HD Regular CAB max tow rating, last 5 model years

Year-over-year max tow rating for the GMC Sierra 3500 HD Regular 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 3500 HD Regular 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 3500 HD Regular CAB years (2007–2021)

Earlier model years for the GMC Sierra 3500 HD Regular CAB, going back to 2007. 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.