2024 Gmc Sierra Denali Ultimate 2024 Hd At4. Discover the 2024 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more. 2024 gmc sierra 2500 hd denali ultimate all color.
At4 and the first ever at4x. The at4, at4x, denali and denali ultimate come with 4wd only.