2024 Denali Ultimate 2024 Specs. 2024 gmc sierra 1500 denali ultimate interior review: The 2024 gmc sierra 1500 denali ultimate is the absolute top rung in the brand’s luxury truck hierarchy.

The luxury pickup you won’t want to get dirty. The 2024 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds.