2024 Gmc At4 Sierra Specs. The specs below are for the 2024 gmc sierra 1500 pro 2wd, the sierra 1500 is available in a variety of configurations, the. Max towing of 8,391 kg (18,500 lbs) โ .
Choose from either a gmc sierra 2500 hd or 3500 hd at4, and learn more about the vehicle specs, trims, and features available. Find information on performance, specs, engine, safety and more.