Everything You Need to Know About the 2026 GMC Sierra 2500HD

Performance

GMC designed the new Sierra 2500HD with modern truck drivers in mind — that’s why it’s practical as well as powerful. Anchored by an impressive 6.6L Duramax Turbo-Diesel V8 engine, the new Sierra 2500HD is available with up to 470 horsepower, 975 ft/lbs of torque, and a maximum towing capacity of 22,500 lbs.. Couple this with reinforced handling and an upgraded body construction, and you’ve got yourself a truck to be reckoned with. The Sierra 2500HD isn’t limited to the above features, though. Here are a few more:

• StabiliTrak, electronic stability control system with traction control
• GMC MultiPro Tailgate
• Automatic Emergency Braking

Technology

New trucks should come available with technology that’s able to keep you and your passengers connected without being a distraction. The newest model is available with the latest safety innovations from GMC, which will help you watch the road and cover your blind spots. Meanwhile, passengers can spend their time listening to music, podcasts, and radio stations, or by staying connected through their phones, with the available infotainment system. You can find even more tech features for this model, such as:

• StabiliTrak, electronic stability control system with traction control
• HD Rear Vision Camera
• Hitch Guidance

Design

The right truck should find perfect harmony between its form and function. Load up the Sierra 2500HD’s bed to take advantage of a generous maximum cargo space of up to 83.5 cu ft. Make sure you also consider the multiple comfort-boosting options for the interior. Take a look at some of the other design features and options for this pickup:

• 17″ LT265/70R17E all-terrain, blackwall tires
• Signature LED Daytime Running Lamps
• 6-speaker audio system