New 2024 Gmc Sierra 2024 Denali Ultimate Performance. The denali ultimate trim package is the newest and highest trim package available on the gmc sierra 1500, sierra 2500hd, and sierra 3500hd trucks. At the top of the range, there's now the denali ultimate.

The 2024 gmc sierra hd features two new trims designed to boost the truck’s appeal (and sticker price): Discover the 2024 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more.