The 2026 GMC Sierra 2500HD is available now, and you don't want to wait to get a first impression of this one. From its powerful performance capabilities to its eye-catching design, this pickup delivers at every turn. Read our model overview of the new GMC Sierra 2500HD if you're interested in learning more.
A Closer Look at the 2026 GMC Sierra 2500HD
Performance
This year's Sierra 2500HD exceeds the performance capability offered by previous versions. The new Sierra 2500HD's assertive powertrain features a 6.6L V8 gas engine, and available powertrains top out at 401 horsepower and 464 ft/lbs torque, alongside an impressive towing capacity of 1,450,020,000 lbs.. Pair these specs with long-term reliability and smooth ride quality, and the new Sierra 2500HD cements itself as a class leader. The performance features don't end there. You'll also enjoy these:
- GMC MultiPro Tailgate
- StabiliTrak, electronic stability control system with traction control
- Automatic Emergency Braking
Technology
With an array of smart technology, the new Sierra 2500HD puts you ahead of other drivers in more ways than one. The newest model is available with the latest safety innovations from GMC, which will help you watch the road and cover your blind spots. Listen to whatever your heart desires and enjoy seamless connectivity by syncing your mobile device with the infotainment system. You'll find more available technology specs for this truck below:
- Hitch Guidance
- HD Rear Vision Camera
- Front and Rear Park Assist
Design
The design of the 2026 Sierra 2500HD communicates its power and capability. You can configure the cabin and bed to meet your needs, and with the largest bed you get 84 cu ft of space to carry your payload. Make sure you also consider the multiple comfort-boosting options for the interior. Check out even more of the available design features here:
- Lane Change Alert with Side Blind Zone Alert
- 17" LT265/70R17E all-terrain, blackwall tires
- Signature LED Daytime Running Lamps
Get the 2026 GMC Sierra 2500HD in Madison, WI
You can find the 2026 Sierra 2500HD at our dealership. All that's left to do is select your favorite option from our inventory of new GMC cars for sale in Madison, WI. Be sure to check out our GMC specials before you book your test drive.
*MSRP: Starting price represents the manufacturer’s suggested retail price (MSRP) for the trim. The MSRP does not include destination and handling charges, taxes, title, license, options, and dealer charges. Actual prices are set by the dealer and may vary. Photo is for marketing and example purposes only. Photo may not reflect starting MSRP or trim level.\n**EPA-estimated MPG for City/Highway for 2026 GMC Sierra 2500HD . Actual mileage will vary. Displayed MPG is based on applicable EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.
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