Vehicle Details
Body Style
Truck
Engine
6.2L 8Cyl
Exterior Colour
Tan
Interior Colour
Black
Transmission
Automatic
Drivetrain
4×4
Stock #
302571
Trim Details
Crew Cab Short Box 4-Wheel Drive AT4
The 2026 GMC Sierra 1500 AT4 blends off-road prowess, premium comfort, and advanced technology. With its rugged stance, all-terrain capability, and aggressive styling, this full-size pickup is designed for drivers who want adventure without sacrificing refinement.Â
Performance & CapabilityÂ
Engine: 6.2L ECOTEC3 V8 delivering strong, responsive powerÂ
Transmission: 10-speed automatic with electronic precision shift for smooth gear transitionsÂ
Drivetrain: Autotrac 4-Wheel Drive (4WD) with two-speed transfer case for confident traction on all terrainsÂ
Suspension: Off-road-tuned suspension with skid plates, heavy-duty air filter, and hill descent controlÂ
Axle Ratio: 3.23 rear axle for balanced towing and payload performanceÂ
Trailering Equipment: Integrated trailer brake controller, hitch guidance with Hitch View, and in-vehicle trailering appÂ
Drive Modes: FlexRide system for optimized handling on-road, off-road, or towingÂ
Off-Road Readiness: Front recovery hooks, rear wheelhouse liners, dual exhaust system, and skid protectionÂ
Winter & Weather ComfortÂ
Heated and ventilated front seats for all-season comfortÂ
Heated rear outboard seats and heated steering wheelÂ
Dual-zone automatic climate control for personalized cabin temperatureÂ
Remote start system for pre-warming or cooling the cabinÂ
All-weather floor liners for interior protectionÂ
Engine block heater for reliable cold-weather startsÂ
Interior Comfort & ConvenienceÂ
Front bucket seats with power adjust, memory settings, and available second-row heated seatsÂ
Power sliding rear window and rear seat storage package for added utilityÂ
Wireless Apple CarPlay® & Android Autoâ„¢ for seamless smartphone integrationÂ
13.4" GMC Premium Infotainment touchscreen with Google Built-In and navigationÂ
12" reconfigurable digital driver display with customizable informationÂ
Bose® premium audio system for immersive soundÂ
Multiple USB and 120V AC outlets plus wireless charging for all devicesÂ
Universal home remote and rear camera mirror for added convenienceÂ
Safety & Driver AssistanceÂ
GMC Pro Safety suite including forward collision alert with automatic emergency brakingÂ
Lane keep assist with lane departure warningÂ
Trailer side blind zone alert and rear cross traffic brakingÂ
HD surround vision and bed view camera for parking and traileringÂ
Front and rear park assist, following distance indicator, and rear pedestrian alertÂ
Teen driver mode and buckle-to-drive system for enhanced safety awarenessÂ
Adaptive cruise control for highway confidenceÂ
Exterior Styling & UtilityÂ
Exterior Color: Coastal Dune with AT4-specific accentsÂ
20" machined aluminum wheels with carbon gray metallic highlightsÂ
Black sport steps, red front recovery hooks, and all-terrain tires for off-road performanceÂ
LED IntelliBeam headlamps, fog lamps, and cargo bed lightingÂ
Spray-on bedliner and 120V bed-mounted power outlet for worksite versatilityÂ
GMC MultiPro Tailgate with configurable loading, step access, or workstation setupÂ
Perimeter lighting and aggressive AT4 styling for a commanding presenceÂ
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Whether tackling rugged trails, hauling heavy loads, or commuting in comfort, the 2026 GMC Sierra 1500 AT4 delivers capability, advanced technology, and unmistakable style. It’s the full-size pickup built for adventure-seekers who demand strength, refinement, and confidence in every drive.Â
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Packages & Options
Standard Equipment
Technical Specifications
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AM/FM Stereo
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Auxiliary Audio Input
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Bluetooth Connection
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MP3 Player
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Navigation System
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Smart Device Integration
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Requires Subscription
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Satellite Radio
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Premium Sound System
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Steering Wheel Audio Controls
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WiFi Hotspot
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Aluminum Wheels
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Tires - Front All-Terrain
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Tires - Rear All-Terrain
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Conventional Spare Tire
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Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
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Wheelhouse liners, rear (Deleted with (PCP) AT4 CarbonPro Edition.)
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Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
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Bumper, front, body-colour lower
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Bumper, rear body-colour with corner steps
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CornerStep, rear bumper
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Grille (Black chrome header and grille insert bars with gloss black accents.)
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Daytime Running Lights
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LED Headlights
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Automatic Highbeams
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Fog Lamps
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Lighting, perimeter
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Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
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Heated Mirrors
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Mirror Memory
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Power Folding Mirrors
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Power Mirror(s)
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Mirror caps, high gloss Black
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Intermittent Wipers
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Rain Sensing Wipers
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Variable Speed Intermittent Wipers
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Privacy Glass
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Lamps, cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
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LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
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Integrated Tailgate Step
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Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
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Tailgate and bed rail protection caps, top
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Bed Liner
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Bucket Seats
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Leather Seats
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Driver Adjustable Lumbar
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Power Driver Seat
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Passenger Adjustable Lumbar
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Power Passenger Seat
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Heated Front Seat(s)
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Mirror Memory
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Seat Memory
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Cooled Front Seat(s)
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Pass-Through Rear Seat
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Rear Bench Seat
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Heated Rear Seat(s)
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Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
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Floor covering, colour-keyed carpeting
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Floor Mats
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Adjustable Steering Wheel
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Steering wheel, wrapped
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Heated Steering Wheel
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Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
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GMC Premium information Display-13.4" diagonal Multicolour I touch screen
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In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module
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Compass, located in instrument cluster
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Exterior Temperature Display, located in radio display
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Brake lining wear indicator
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Power Windows
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Power Door Locks
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Keyless Entry
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Keyless Start
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Remote Engine Start
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Adaptive Cruise Control
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Cruise Control
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Security System
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Steering column lock, electrical
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Wireless Charging
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Power outlet, interior power outlet, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
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Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) interior power outlet)
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Auxiliary Audio Input
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MP3 Player
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USB ports, (2) charge-only, rear
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A/C
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Climate Control
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Multi-Zone A/C
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Air vents, rear
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Rear Defrost
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Auto-Dimming Rearview Mirror
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Diesel Fuel
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Straight 6 Cylinder Engine
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Turbocharged
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10-Speed A/T
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A/T
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Transmission w/Dual Shift Mode
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Rear axle, 3.23 ratio
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Pickup bed
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GVWR, 7200 lbs. (3266 kg) (Requires TK10*43 Crew Cab 4WD model with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
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Keyless Start
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Air filter, heavy-duty
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Hill Descent Control
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Locking/Limited Slip Differential
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Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
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Suspension, Off-Road with 2" factory installed lift and monotube shocks
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Four Wheel Drive
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Alternator, 220 amps
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Battery, heavy-duty 850 cold-cranking amps/95 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
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Frame, fully-boxed, hydroformed front section
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Trailer brake controller, integrated
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Tow Hooks
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Skid Plates
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Cargo tie downs (12), fixed, rated at 500 lbs per corner
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Power Steering
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4-Wheel Disc Brakes
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ABS
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Capless Fuel Fill
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Exhaust, dual system (Includes chrome exhaust tips. Not available with (L87) 6.2L EcoTec3 V8 engine.)
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Exhaust, aluminized stainless-steel muffler and tailpipe
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Tow Hitch
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Automatic Highbeams
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Front Collision Mitigation
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Front Collision Warning
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Lane Departure Warning
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Lane Keeping Assist
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Front Collision Mitigation
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Front Collision Warning
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Stability Control
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Traction Control
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Daytime Running Lights
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Driver Air Bag
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Front Head Air Bag
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Front Side Air Bag
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Passenger Air Bag
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Passenger Air Bag Sensor
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Rear Head Air Bag
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Requires Subscription
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Telematics
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Hitch View with image adjustment, Pan/Zoom/Tilt
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Hitch Guidance
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Aerial View Display System
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Back-Up Camera
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Trailer Camera Provisions and trailer viewing software
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Rear Parking Aid
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Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)
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Lane Departure Warning
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Lane Keeping Assist
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Blind Spot Monitor
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Cross-Traffic Alert
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Rear Pedestrian Alert
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Driver Monitoring
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Seat Belt Adjustable Guide Loops, front row only
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Rear Seat Belt Indicator
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Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) GMC Pro Safety.)
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Tire Pressure Monitor
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Rear Seat Reminder
No matches were found.
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Vehicle NameGMC Sierra 1500
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Body StyleCrew Cab Pickup
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Body CodeE63
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DrivetrainFour Wheel Drive
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Trans Order CodeMHS
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Trans Type10
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Trans Description Cont.Automatic
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Transfer Case ModelMagna MP3023/4
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Transfer Case Gear Ratio (:1), High1.00
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Transfer Case Gear Ratio (:1), Low2.69
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Passenger Capacity5
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Front Head Room (in)43.03
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Front Leg Room (in)44.53
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Front Shoulder Room (in)64.54
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Front Hip Room (in)60.78
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Second Head Room (in)40.12
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Second Leg Room (in)43.4
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Second Shoulder Room (in)64
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Second Hip Room (in)59.24
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Gross Axle Wt Rating - Front (lbs)3800
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Gross Axle Wt Rating - Rear (lbs)3800
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Curb Weight - Front (lbs)2846
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Curb Weight - Rear (lbs)1982
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Gross Vehicle Weight Rating Cap (lbs)7100
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Gross Combined Wt Rating (lbs)15000
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EnerGuide Estimate - City (L/100 km)16.0
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EnerGuide Estimate - Hwy (L/100 km)12.1
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G/km Of CO2 Emissions335
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Dead Weight Hitch - Max Trailer Wt. (lbs)5000
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Dead Weight Hitch - Max Tongue Wt. (lbs)500
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Wt Distributing Hitch - Max Trailer Wt. (lbs)8900
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Wt Distributing Hitch - Max Tongue Wt. (lbs)890
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)6600
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)1650
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Maximum Trailering Capacity (lbs)9000
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Engine TypeGas V8
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Fuel SystemDirect Injection
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Engine Order CodeL87
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Displacement6.2L/376
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SAE Net Horsepower @ RPM420 @ 5600
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SAE Net Torque @ RPM460 @ 4100
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Engine Oil CoolerYes
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Cold Cranking Amps @ 0° F (Primary)730
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Maximum Alternator Capacity (amps)170
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Frame TypeHydroformed
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Suspension Type - FrontIndependent
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Suspension Type - RearSolid Axle
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Spring Capacity - Front (lbs)3800
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Spring Capacity - Rear (lbs)3850
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Axle Capacity - Front (lbs)3800
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Axle Capacity - Rear (lbs)3800
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Axle Ratio (:1) - Front3.23
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Axle Ratio (:1) - Rear3.23
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Stabilizer Bar Diameter - Front (in)1.3
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Front Tire Order CodeQAE
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Rear Tire Order CodeQAE
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Spare Tire Order CodeQAQ
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Front Tire Size275/60R20SL
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Rear Tire Size275/60R20SL
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Spare Tire Size255/80R17SL
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Front Tire Capacity (lbs)3800
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Rear Tire Capacity (lbs)3800
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Revolutions/Mile @ 45 mph - Front (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Rear (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Spare (Rev/Mile)N/A
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Front Wheel Size (in)20 x 9
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Rear Wheel Size (in)20 x 9
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Spare Wheel Size (in)17 x 8
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Front Wheel MaterialAluminum
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Rear Wheel MaterialAluminum
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Spare Wheel MaterialSteel
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Steering TypeElectric Rack & Pinion
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Turning Diameter - Curb to Curb (ft)47.3
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Turning Diameter - Wall to Wall (ft)N/A
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Brake TypePwr
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Brake ABS System4-Wheel
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Disc - FrontYes
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Disc - RearYes
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Front Brake Rotor Diam x Thickness (in)13.5 x 1.18
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Rear Brake Rotor Diam x Thickness (in)13.6 x 0.79
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Fuel Tank Capacity, Approx (L)91
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Wheelbase (in)148
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Length, Overall (in)232.9
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Width, Max w/o mirrors (in)81.24
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Height, Overall (in)78.35
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Ground Clearance, Front (in)11.1
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Ground Clearance, Rear (in)11.1
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Cargo Box Length @ Floor (in)69.92
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Cargo Box Width @ Floor (in)71.4
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Cargo Box Width @ Wheelhousings (in)50.63
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Cargo Box (Area) Height (in)22.42
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Cargo Volume (ft³)62.9
No matches were found.
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* Every reasonable effort is made to ensure the accuracy of the information listed above. Vehicle pricing, incentives, options (including standard equipment), and technical specifications listed is for the 2026 GMC Sierra 1500 AT4 may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.