New 2024 Gmc 2024 At4 Specs. Detailed specs and features for the 2024 gmc sierra 1500 diesel at4 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain. Changes include some styling updates, especially around the fenders and front.
The specs below are for the 2024 gmc sierra 1500 pro 2wd, the sierra 1500 is available in a variety of configurations, the complete details. Choose from either a gmc sierra 2500 hd or 3500 hd at4, and learn more about the vehicle specs, trims, and features available.