2025 Gmc Denali Ultimate 2025 Dually Xl. New for the 2025 model, the denali ultimate features exclusive vader chrome exterior accents, a unique alpine umber interior appointment, and the 6.6l v8 l5p turbodiesel. 2025 gmc sierra hd denali ultimate, 2025 yukon xl denali ultimate 4dr 4×4 specs (horsepower, torque, engine size, wheelbase), mpg and pricing.

Cst suspension 4 lift system with balljoint upper control arms. View detailed specs, features and options for the 2025 gmc sierra 1500 4wd crew cab 147 denali ultimate at u.s.