Explore the 2025 GMC Sierra HD AT4 and AT4X off-road work truck equipped with a 1.5" suspension lift, rancho shocks, HD surround vision, a standard 6.6L V8 Engine, & more.

2" factory lift with off-road suspension and Rancho® monotube shocks; Two-speed Autotrac® transfer case and underbody skid plates; Unique Jet Black interior with Kalahari accents and heated and ventilated perforated front leather seating surfaces

The 2025 GMC Sierra 1500 light-duty pickup truck offers a 2.7L Turbo High-Output Engine, up to 13,000 lbs. of best-in-class 4WD diesel towing, and more.

Explore the 2025 GMC Sierra 2500 HD & 3500 HD Denali luxury truck. Features include a 6.6L Turbo-Diesel V8 Engine, Six Function MultiPro Tailgate, and more.

The Sierra HD AT4X is prepared for the adversities of the trail with a factory-installed 1.5" suspension lift, a ground clearance of 11.6 inches, an approach angle of 31.6 degrees and a 25.7-degree departure angle.

2" Factory Lift with Off-Road Suspension and Rancho ® Monotube Shocks; Unique Jet Black Interior with Kalahari Accents and Heated and Ventilated Perforated Front Leather Seating Surfaces; Two-speed Autotrac ® Transfer Case, Automatic Locking Rear Differential and Underbody Skid Plates; Available CarbonPro™ Composite Bed

The 2025 GMC Sierra 1500 Pro, SLE, Elevation, and SLT pickup trucks come equipped with a 3.0L Duramax® Turbo-Diesel engine, selectable traction modes, and more.

From the hardworking Pro and the well-equipped SLT to the off-road ready AT4 and the luxurious Denali Ultimate, there’s a GMC Sierra Heavy Duty trim ready to help you take on whatever lies ahead.

The 2025 Sierra 1500 Denali and Denali Ultimate luxury trucks offer Super Cruise Hands-Free Driver Assistance, premium interiors, 40"+ combined digital displays, and more.

GMC AT4 and AT4X trucks include factory-installed lifts for off-road adventures: 1.5" on Sierra 2500 AT4X, 2" on Sierra 1500 AT4 and AT4X; 2" on Canyon AT4; and 3" on Canyon AT4X. 2024 Sierra HD AT4X shown.