2025 Denali Ultimate 2025 Hd. The 2025 gmc sierra hd denali ultimate, refreshed for the 2025 model year, is gmc's most premium, luxurious and technologically advanced truck yet. Denali goes ultimate, at4x joins the ranks.

The 2025 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds. In the video we compare the 2025 gmc sierra 2500hd denali vs the denali ultimate.