Denali Ultimate 2024 Hd. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine. 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.
From its impressive trailering capabilities, interior tech, and powerful performance, the 2500 hd and 3500. New for the 2024 model, the denali ultimate features exclusive vader chrome exterior accents, a unique alpine umber interior appointment, and the 6.6l v8.