2026 GMC Sierra 3500HD AT4

• GVWR 11 550 LBS. (5239 KG) WITH SINGLE REAR WHEELS (STD)
• LICENSE PLATE KIT FRONT
• HEAVY DUTY FRONT SPRING/CAMPER PACKAGE Note: If ordered for Camper usage recommend ordering (UY2) Trailering wiring provisions
• HIGH IDLE SWITCH
• GOOSENECK / 5TH WHEEL PREP PACKAGE -- Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
• ENGINE BLOCK HEATER
• UPFITTER SWITCH KIT (5) Provides 3-30 amp and 2-20 amp configurable circuits to facilitate installation of aftermarket electrical accessories. Kit with all required parts will be shipped loose with the truck for installation by the dealer or upfitter at customer expense. Installation instructions and technical assistance available at www.gmupfitter.com.
• AT4 PREFERRED EQUIPMENT GROUP includes standard equipment
• LPO OFF-ROAD HIGH CLEARANCE STEP (dealer-installed)
• AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) Off-Road High Clearance step LPO
• TRANSMISSION 10-SPEED AUTOMATIC (STD)
• BATTERY AUXILIARY 700 COLD-CRANKING AMPS/70 AMP-HR
• ALTERNATOR 220 AMPS
• REAR AXLE 3.73 RATIO
• ENGINE 6.6L V8 WITH DIRECT INJECTION AND VARIABLE VALVE TIMING GASOLINE (401 hp [299 kW] @ 5200 rpm 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD)
• Heated Mirrors
• Tow Hooks
• Premium Sound System
• Front Collision Mitigation
• Passenger Air Bag Sensor
• Requires Subscription
• Power Passenger Seat
• Aerial View Display System
• Remote Engine Start
• MP3 Capability
• Power Windows
• AM/FM Stereo
• Power Door Locks
• Conventional Spare Tire
• Blind Spot Monitor
• Fog Lamps
• Rain Sensing Wipers
• Driver Restriction Features
• Bluetooth Connection
• Variable Speed Intermittent Wipers
• Rear Bench Seat
• Stability Control
• Passenger Adjustable Lumbar
• Rear Head Air Bag
• Heated Rear Seat(s)
• Tire Pressure Monitor
• Smart Device Integration
• Driver Air Bag
• Back-Up Camera
• Heated Steering Wheel
• Satellite Radio
• Bed Liner
• Security System
• Smart Device Integration
• Seat Memory
• Front Collision Warning
• Requires Subscription
• Tow Hitch
• Privacy Glass
• LED Headlights
• Floor Mats
• Power Steering
• Cross-Traffic Alert
• Aluminum Wheels
• Requires Subscription
• Steering Wheel Audio Controls
• 4-Wheel Disc Brakes
• Daytime Running Lights
• Passenger Air Bag
• Cruise Control
• Auto-Dimming Rearview Mirror
• Power Folding Mirrors
• Multi-Zone A/C
• Requires Subscription
• Keyless Start
• Front Head Air Bag
• Cooled Front Seat(s)
• Lane Departure Warning
• Bluetooth Connection
• Leather Seats
• ABS
• Adaptive Cruise Control
• Daytime Running Lights
• Tires - Front All-Terrain
• Floor Mats
• Front Collision Warning
• Lane Departure Warning
• Integrated Turn Signal Mirrors
• Auxiliary Audio Input
• Power Mirror(s)
• Pass-Through Rear Seat
• Bucket Seats
• Power Windows
• Integrated Tailgate Step
• Keyless Start
• Auxiliary Audio Input
• WiFi Hotspot
• Front Collision Mitigation
• Tire Pressure Monitor
• MP3 Capability
• Traction Control
• Locking/Limited Slip Differential
• Four Wheel Drive
• Tires - Rear All-Terrain
• Automatic Highbeams
• Climate Control
• MP3 Capability
• Auxiliary Audio Input
• Mirror Memory
• Driver Adjustable Lumbar
• Rear Parking Aid
• Telematics
• Heated Front Seat(s)
• Intermittent Wipers
• Navigation System
• Power Driver Seat
• Automatic Highbeams
• Daytime Running Lights
• Back-Up Camera
• Adjustable Steering Wheel
• A/C
• Keyless Entry
• Bluetooth Connection
• Telematics
• Rear Defrost
• Front Collision Warning
• Power Door Locks
• Heated Front Seat(s)
• Front Side Air Bag
• Front Collision Mitigation

* GOOSENECK / 5TH WHEEL PREP PACKAGE * * AT4 PREMIUM PLUS PACKAGE * * 6.6L V8 ENGINE * Discover the power and versatility of the 2026 GMC Sierra 3500HD AT4 in the heart of Fort St. John. This Crew Cab Pickup is engineered for those who demand the best in performance and capability. The robust 6.6L V8 engine delivers an impressive 401 horsepower paired seamlessly with a 10-speed automatic transmission, ensuring smooth and powerful driving experiences whether you're towing or cruising. The AT4 Premium Plus Package elevates your journey with premium features like a power sunroof, an advanced technology package, and off-road high clearance steps for enhanced accessibility. Additionally, the Gooseneck / 5th Wheel Prep Package provides the ultimate towing setup, making it perfect for those who require serious hauling capabilities. Step inside and enjoy luxury touches such as leather seats, a heated steering wheel, and a premium sound system. With smart device integration and a navigation system, staying connected and on course is effortless. Safety is paramount with features like adaptive cruise control, lane departure warning, blind spot monitoring, and multiple collision mitigation systems, offering peace of mind on every journey.