Gmc 2025 Sierra 2025 Specs. Detailed specs and features for the 2025 gmc sierra 1500 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. Get the most useful specifications data and other technical specs for the 2025 gmc sierra 1500 2wd crew cab 147 denali.

The 2025 gmc sierra has a big cabin and a huge bed full of convenient touches. This generation was introduced in 2019, and the sierra.