2025 Gmc Denali 2025 Specs. Learn the ins and outs about the new 2025 gmc sierra 1500 4wd crew cab 157 denali. It depends on your definition of underpowered.
Detailed specs and features for the 2025 gmc sierra ev denali extended range including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. The 2025 sierra 1500 ranges in power from the at4 with 305 horsepower to the denali ultimate with 420 horsepower.