2024 Gmc 2024 Hd Denali Ultimate Truck. The denali trim moves to second place in the sierra hd’s hierarchy for the 2024 model year with the introduction of the new denali ultimate trim, available for both the 2500. First ever sierra hd denali ultimate | gmc.

The 2024 gmc sierra hd denali ultimate, refreshed for the 2024 model year, is gmc’s most premium, luxurious and technologically advanced truck yet. 470 hp @ 2,800 rpm;