2024 Gmc Denali 2024 Duramax Dually. It’s as good as any comparable truck, and they’re all much better than trucks of even just a few years ago. Sierra heavy duty offers the most trailering assistance tech in its class.

2024 gmc sierra 3500hd denali 4×4 crew cab 8 ft. Discover the 2024 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more.