GMC Sierra 1500 Extended CAB towing capacity by year

The GMC Sierra 1500 Extended CAB has tow data across 15 model years, from 1999 through 2013. The most recent 2013 GMC Sierra 1500 Extended CAB carries a maximum tow rating of 10,400 lb. The highest tow rating recorded for the nameplate was the 2012 model year at 10,700 lb.

Pick a year below to open the full GMC Sierra 1500 Extended 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 1500 Extended CAB max tow rating, last 5 model years

Year-over-year max tow rating for the GMC Sierra 1500 Extended 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 1500 Extended CAB years (2009–2013)

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

Older GMC Sierra 1500 Extended CAB years (1999–2008)

Earlier model years for the GMC Sierra 1500 Extended CAB, going back to 1999. 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.