Gmc 2024 Denali Truck Ultimate. Discover the 2024 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more. View detailed specs, features and options for the 2024 gmc sierra 1500 4wd crew cab 147 denali ultimate at u.s.

Discover the 2024 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more. At the top of the range, there’s now the denali ultimate.