2024 GMC Sierra HD Specs

February 22nd, 2024 by
2024 GMC Sierra HD

When you want a heavy-duty pickup truck for your next new vehicle in Gas City, specs and capabilities are enormously important. You want to make sure every tough task you undertake in Hartford City and beyond is handled easily and effortlessly with a workhorse at your side. 

As such, the 2024 GMC Sierra HD engine comes through with enough torque to tow heavy equipment. The horsepower generated by the 2024 GMC Sierra engine allows you to pass other vehicles on the highway easily and effortlessly, and the GMC Sierra HD does all of this with an outstanding layout of high-tech features all over the cabin to help you on Wabash roads and beyond.

Discover everything you need to know about the 2024 GMC Sierra HD specs with our guide.

2024 GMC Sierra HD Specs: Towing Capacity

The 2024 GMC Sierra HD engine offers a maximum towing capacity of 22,070 pounds for the 2500 models and 36,000 pounds for the 3500 models when equipped with the proper towing accessories and the Crew Cab. If you favor a different cab configuration, this pickup truck also comes with double cab regular cab options. 

Next, we’ll look at the 2024 GMC Sierra HD engine options to help you decide which one is better for you.

2024 GMC Sierra HD Engine Choices

There are two gigantic engines for you to select from, including a powerful diesel, which we lay out here. You’ll need the diesel engine to get the maximum 2024 GMC Sierra HD hp as well as the top towing capacity.

6.6L V8 Gas Engine:

  • 2024 GMC Sierra HD hp: 401 hp
  • Torque: 464 lb-ft
  • Transmission: Allison® 10-speed automatic

6.6L Duramax Turbo-Diesel V8 Engine:

  • 2024 GMC Sierra HD hp: 470 hp
  • Torque: 975 lb-ft
  • Transmission: Allison® 10-speed automatic

Both of the 2024 GMC Sierra HD engines are mated to a vaunted Allison transmission, the same brand trusted in heavy equipment around the world. 

Test Drive a GMC Sierra HD for Sale in Marion

Telling you about the 2024 GMC Sierra HD specs is one thing Experiencing the raw power of these pickup trucks is another. Contact us or call Greg Hubler Buick GMC at (765) 663-4126 to schedule a test drive with our team. We think you’ll love one of these fantastic heavy-duty pickup trucks!

If you need a light-duty truck, see our inventory of new GMC Sierra 1500 pickups. 


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Posted in GMC Model Features