ALL VEHICLES DENALI AT4

GMC AT4 & AT4X

ADVENTURE-READY TRUCKS & SUVS

Ruggedly styled and packed with tech-savvy, advanced features, AT4 trucks and SUVs are engineered for action. And for a higher-level experience, AT4X heightens extreme off-roading capabilities without compromising on innovative tech and first-class interiors.

The Front Underside View of a 2026 GMC AT4 trim Truck.

BOLD EXTERIORS

AT4 and AT4X are ready for off-road adventures, offering lifted ride heights, incredible off-road traction and more. And with exclusive accents like eye-catching grilles and unique wheels, they look ready for action, too.
Interior View of the AT4 Badging on the seat of a 2026 GMC AT4 trim Truck.

UNIQUE ACCENTED INTERIORS

Explore in style and comfort with amenities like AT4-specific accents and embroidered AT4 head restraints. AT4 and AT4X offer interiors like available Obsidian Rush or Forest Storm to let you venture beyond the boundaries in an ultra-premium way.
Close-up of the Head-up Display in the 2026 GMC AT4 trim Truck.

ADVANCED TECH

Available Head-Up Display* technology projects key information directly onto your windshield to help you keep your focus on the road or trail. Enhance your confidence with available HD Surround Vision,* which provides selectable digital camera views of the area around your vehicle, including an overhead view.

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COMPARE AT4 AND AT4X MODELS

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  • TRUCKS

    MID-SIZE OFF-ROAD TRUCK

    2026 CANYON AT4

    The GMC Canyon AT4 packs a serious punch in capabilities. Loaded with off-road enhancements, like  the TurboMax® engine with 310 horsepower, the Canyon AT4 mid-size truck is ready for virtually any adventure.

    FEATURE HIGHLIGHTS
    • Advanced Hill Descent Control
    • 4x4 with automatic locking rear differential
    • Two-speed Autotrac® transfer case and transfer case skid plate
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Exterior Front Three-Quarters View of the 2026 GMC Canyon Mid-Size Truck Parked in the Desert.
    Interior View of the Front Row Seats in the 2026 GMC Canyon Truck.

    MID-SIZE OFF-ROAD TRUCK

    2026 CANYON AT4X

    The GMC Canyon AT4X redefines what a mid-size truck can do — with a bold exterior and interior, innovative tech and extreme off-roading hardware.

    FEATURE HIGHLIGHTS
    • Off-road suspension with 3" factory lift
    • Driver-selectable front and rear electronic full-locking differentials
    • AT4X-exclusive Baja drive mode with launch control
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Canyon AT4X Off-Road Pickup Truck.
    Interior Driver's Side View of the 2026 GMC Canyon AT4X Mid-Size Truck.

    FULL-SIZE OFF-ROAD TRUCK

    2026 SIERRA 1500 AT4

    The Sierra 1500 AT4 symbolizes the boundless spirit of off-road adventure. Whether your passion is boating, dirt biking, off-roading, kayaking, camping and everything in between, this truck is equipped for just about any adventure.

    FEATURE HIGHLIGHTS
    • Duramax® 3.0L Turbo-Diesel engine with 10-speed automatic transmission
    • 2" factory lift with off-road suspension and Rancho® monotube shocks
    • Two-speed Autotrac transfer case and underbody skid plates
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Sierra AT4 1500 Pickup Truck Driving Down a Dirt Road.
    Interior Front Row Seats in the 2026 GMC Sierra AT4 1500 Pickup Truck.

    FULL-SIZE OFF-ROAD TRUCK

    2026 SIERRA 1500 AT4X

    The Sierra 1500 AT4X empowers drivers to embrace the great outdoors. This dominating full-size truck has a fierce look and takes premium off-road capability to new heights.

    FEATURE HIGHLIGHTS
    • Driver-selectable front and rear electronic full-locking differentials
    • Multimatic® DSSV dampers 
    • AEV stamped steel front bumper with front winch capability and stamped boron steel front approach AEV skid plate
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY

    Available accessories shown.
    Front Three-Quarters View of the 2026 GMC Sierra AT4X 1500 Pickup Truck Parked on Rocky Terrain.
    Interior View of the Front Row Seats in the 2026 GMC Sierra AT4X 1500 Pickup Truck.

    HEAVY-DUTY OFF-ROAD TRUCK

    2026 SIERRA HD AT4

    The seriously capable GMC Sierra HD AT4 demands respect on both the highway and the trails while still providing a premium experience. A bolstered look is paired with unique features on Sierra HD AT4.

    FEATURE HIGHLIGHTS
    • Exclusive Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
    • Exclusive 20" gloss-black aluminum wheels with available BFGoodrich® off-road tires
    • Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Sierra HD AT4 Heavy Duty Truck.
    Interior Driver's Side View of the 2026 GMC Sierra HD AT4 Heavy Duty Truck.

    HEAVY-DUTY OFF-ROAD TRUCK

    2026 SIERRA HD AT4X

    The Sierra HD AT4X is prepared for the trail while still providing the on-road comfort, innovative tech and pulling power you expect from a GMC Sierra Heavy Duty.

    FEATURE HIGHLIGHTS
    • Factory-installed 1.5" suspension lift, Multimatic DSSV dampers, driver-selectable rear electronic full-locking differential, large steel transfer case skid plate and front aluminum skid plate
    • 35" MT tires
    • 16-way power heated and ventilated front seats with massage feature
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Sierra AT4X HD.
    Interior View of the Front Row Seats in the 2026 GMC Sierra HD AT4X Heavy Duty Truck.

    ALL-ELECTRIC OFF-ROAD PICKUP

    2026 SIERRA EV AT4

    The Sierra EV AT4 packs in advanced features that mark a new era in EV off-roading. Enjoy a striking exterior, premium interior and impressive performance, all designed to exceed your expectations.

    FEATURE HIGHLIGHTS
    • GM-estimated up to  627 kilometres* or available up to 769 kilometres* of electric range on a full charge
    • 4-Wheel Steer with CrabWalk®*
    • 2" additional ground clearance with red front recovery hooks* and spray-on bedliner
    • Super Cruise hands-free driver assistance capability* with 3-year OnStar® One plan*
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Sierra AT4 EV Parked in the Desert at Sunset.
    Interior View of the Front Row Seats in the 2026 GMC Sierra AT4 EV.

  • SUVS

    COMPACT OFF-ROAD SUV

    2026 TERRAIN AT4

    The stylish and well-equipped Next Generation Terrain packs a powerfully efficient turbocharged punch with a 1.5L Turbo 4-cylinder engine and an 8-speed automatic transmission with AWD.

    FEATURE HIGHLIGHTS
    • AT4-exclusive selectable Terrain mode
    • Lifted ride height with red front recovery hooks*
    • Front skid plate with steel underbody shield
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Terrain AT4 Small Off-Road SUV.
    Interior View of the Front and Rear Seats in the 2026 GMC Terrain AT4 Small Off-Road SUV.

    MID-SIZE OFF-ROAD SUV

    2026 ACADIA AT4

    The GMC Acadia AT4 is built for experiencing unexplored terrains. The mid-size SUV puts you in control with advanced performance and suspension. Its versatility and capabilities are perfect for your adventures.

    FEATURE HIGHLIGHTS
    • Active torque control AWD system
    • Off-road-tuned suspension
    • 18" dark machined-aluminum wheels with all-terrain tires
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Acadia AT4 Mid-Size Off-Road SUV Parked on a Beach.
    Interior View From the Drivers Seat in the 2026 GMC Acadia AT4 Mid-Size Off-Road SUV.

    LARGE OFF-ROAD SUV

    2026 YUKON AT4

    The GMC Yukon AT4 is everything a luxury GMC SUV should be. The off-road ready SUV is big and bold, abundant with advanced features ready to take on anything.

    FEATURE HIGHLIGHTS
    • 20" machined aluminum wheels with Carbon Flash Metallic finish and all-terrain tires
    • High approach angle with front skid plate and red recovery hooks*
    • Magnetic Ride Control Suspension
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Yukon AT4 Full-Size Off-Road SUV Parked on a Scenic Field.
    Interior View of the Front Row Seats and Dashboard in the 2026 GMC Yukon AT4 Full-Size Off-Road SUV.

    LARGE OFF-ROAD SUV

    2026 YUKON AT4 ULTIMATE

    The GMC Yukon AT4 Ultimate elevates SUV off-roading to a new level. Take charge of the strong and capable SUV that can seat up to 7 passengers on your next big adventure. It’s equipped with advanced technology and premium amenities to elevate your driving experience.

    FEATURE HIGHLIGHTS
    • 6.2L V8 engine with 10-speed automatic transmission
    • Four-corner Air Ride Adaptive Suspension
    • Super Cruise hands-free driver assistance capability* (3-year trial included)*
    VEHICLE DETAILS VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
    Front Three-Quarters View of the 2026 GMC Yukon AT4X Full-Size Off-Road SUV Parked on a Scenic Field.
    Interior View of the Dashboard and Infotainment System in the 2026 GMC Yukon AT4X Full-Size Off-Road SUV.

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