2025 Gmc At4 Sierra. Detailed specs and features for the 2025 gmc sierra 1500 diesel at4 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type,. Of torque on premium fuel.
โ 2025 gmc sierra 1500 at4 in sterling metallic (a $495 color option) 2025 gmc sierra 1500 at4 specs. Check photos and current bid.