Built to dominate both the job site and the trail, the 2024 GMC Sierra 2500HD AT4 delivers heavy-duty strength with serious off-road attitude. Powered by a 6.6L V8 or available Duramax diesel pushing up to 470 horsepower and massive torque, its engineered to tow over 20,000 lbs with confidence.With a factory lift, off-road suspension, skid plates, and advanced 4x4 capability, the AT4 is ready to tackle rugged terrain without hesitation.Inside, premium materials, a massive 13.4-inch touchscreen, and cutting-edge tech deliver comfort and control in every condition.If you want a truck that blends unstoppable capability with bold, aggressive style, the Sierra 2500HD AT4 stands in a class of its own.

Options:

ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.),Lane Departure Warning,Front Collision Mitigation,Front Collision Warning,Automatic Highbeams,Tow Hitch,Running Boards/Side Steps,Keyless Start,Locking/Limited Slip Differential,Four Wheel Drive,Tow Hooks,Power Steering,ABS,4-Wheel Disc Brakes,Aluminum Wheels,Tires - Front All-Terrain,Tires - Rear All-Terrain,Conventional Spare Tire,Bed Liner,Daytime Running Lights,Automatic Highbeams,Fog Lamps,Heated Mirrors,Power Mirror(s),Integrated Turn Signal Mirrors,Power Folding Mirrors,Privacy Glass,Intermittent Wipers,Variable Speed Intermittent Wipers,Rain Sensing Wipers,Integrated Tailgate Step,AM/FM Stereo,Navigation System,MP3 Capability,Bluetooth Connection,Auxiliary Audio Input,Smart Device Integration,Satellite Radio,Requires Subscription,Satellite Radio,Requires Subscription,Premium Sound System,Bluetooth Connection,Bluetooth Connection,Smart Device Integration,WiFi Hotspot,Bucket Seats,Leather Seats,Rear Bench Seat,Power Driver Seat,Driver Adjustable Lumbar,Power Passenger Seat,Passenger Adjustable Lumbar,Heated Front Seat(s),Heated Front Seat(s),Cooled Front Seat(s),Heated Rear Seat(s),Mirror Memory,Seat Memory,Floor Mats,Floor Mats,Heated Steering Wheel,Steering Wheel Audio Controls,Adjustable Steering Wheel,Power Windows,Power Windows,Power Windows,Power Door Locks,Keyless Entry,Power Door Locks,Keyless Start,Remote Engine Start,Cruise Control,Security System,MP3 Capability,Auxiliary Audio Input,MP3 Capability,Auxiliary Audio Input,Climate Control,Multi-Zone A/C,A/C,Rear Defrost,Auto-Dimming Rearview Mirror,Front Collision Mitigation,Front Collision Mitigation,Front Collision Warning,Traction Control,Stability Control,Daytime Running Lights,Daytime Running Lights,Driver Air Bag,Passenger Air Bag,Front Side Air Bag,Front Head Air Bag,Rear Head Air Bag,Passenger Air Bag Sensor,Telematics,Requires Subscription,Rear Parking Aid,Back-Up Camera,Aerial View Display System,Back-Up Camera,Front Collision Warning,Lane Departure Warning,Cross-Traffic Alert,Blind Spot Monitor,Driver Restriction Features,Tire Pressure Monitor,Telematics,Requires Subscription