2024 Denali Duramax Ultimate Specs. It completes a quarter mile run in 14.9 seconds. The 2024 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds.

The sierra 1500 also can be had with adaptive dampers and wheels as large as 22 inches. The 2024 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds.