2025 Gmc Denali 2025 Dually Pickup. The denali trim moves to second place in the sierra hd’s hierarchy for the 2025 model year with the introduction of the new denali ultimate trim, available for both the 2500. Build & price your 2025 gmc sierra 3500 hd denali by selecting from available trims and features.
Detailed specs and features for the 2025 gmc sierra 3500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. It’s finished in the luxurious denali trim level and features the dual rear wheel (dually) setup, which serves as a giveaway that this sierra hd is a 3500 hd, given that the.
