2024 Denali Hd Ultimate 2024. As with other new gmc models, the sierra hd picks up a new denali ultimate trim. The 2024 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds.

Formerly an options package, this trim represents the pinnacle of what gmc packs into. 2024 gmc sierra 2500hd denali ultimate con: