New 2026 GMC Sierra 2500HD AT4
- Truck
- Pickup
- Crew Cab
- Heavy Hauler
- Extended Front Legroom
- Condition
- New
- Aggregate Ratings
- 3.83.8 out of 5 stars
- Generation
- 4(2020 - 2026)
- Trim
- AT4
- Drivetrain
- 4X4
- Transmission
- 10-Speed Shiftable Automatic
- Exterior Color
- Onyx Black (Black)Factory Paint Code:GBA
- Interior Color
- Jet Black W Kalahari Accents (Black)Factory Paint Code:HVD
- Size Segment
- Heavy Duty
- Doors
- 4
- Max Seating
- 5
- Max Towing Capacity
- 16,000lbs.
- Ground Clearance
- 10.1inch
- Final Assembly Point
- Flint, Michigan
- VIN
- 1GT4UPEY9TF270214
Engine6.6L V8 Bio Diesel 470hp
- Fuel Type:Bio Diesel
- Max Horsepower:470 hp @ 2800 rpm
- Max Torque:975 ft.lbf @ 1600 rpm
- Brand:Duramax
- Displacement:6.6liters
- Block Type:V
- Cylinders:8
- Aspiration:Turbo
- Fuel Induction:Common Rail Direct Injection
- Oil Capacity:9.5liters
- Cam Type:OHV
- Stroke:3.9
- Bore:4.06
- Valves:32
Message from the seller
Vehicle Details
Conquer every job and weekend adventure with this powerful 2026 GMC Sierra 2500 AT4 4WD, located in Corinth, MS. Built around a robust 6.6L V8 diesel, this GMC Sierra 2500 AT4 delivers massive towing and hauling capability with muscular performance and confidence-inspiring durability. Rugged AT4 styling, off-road-tuned suspension, and purposeful ground clearance make it ready for rough trails or construction sites, while the refined interior keeps driver and passengers comfortable on long hauls. Loaded with modern connectivity and safety features, this GMC Sierra includes Hands Free Bluetooth for effortless call and audio control, Android Auto for seamless smartphone integration, and a Back-Up Camera for precise maneuvering. Adaptive Cruise Control reduces driver fatigue on highways and adds an extra layer of safety for highway cruising. Cold mornings are no problem thanks to the Heated Steering Wheel, which offers instant comfort and warmth. Thoughtful storage, durable materials, and intuitive controls make this truck as practical as it is capable. Whether you're towing heavy loads, navigating rural routes, or outfitting a work crew, the GMC Sierra 2500 AT4 brings strength, technology, and driver-focused amenities together in one commanding package. Located in Corinth, MS, this 2026 GMC Sierra 2500 AT4 4WD with the V8 6.6L Diesel is ready to elevate your drive and handle the toughest tasks with confidence. Schedule a viewing today.
Equipment
This GMC Sierra is pure luxury with a heated steering wheel. The leather seats in this 3/4 ton pickup are a must for buyers looking for comfort, durability, and style. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving the vehicle. Anywhere on the planet, you will have hundreds of digital stations to choose from. Bluetooth technology is built into this 2026 GMC Sierra 2500, keeping your hands on the steering wheel and your focus on the road. See what's behind you with the back up camera on this 2026 GMC Sierra 2500. This 3/4 ton pickup's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. It comes equipped with Android Auto for seamless smartphone integration on the road. This unit has auto-adjust speed for safe following. An off-road package is equipped on this unit. This model features a high end BOSE stereo system.
Packages
Max Trailering Package: 11. 750 lbs (5. 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package. AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGr
This New 2026 GMC Sierra 2500HD AT4 is available for drivers in Corinth, Booneville, Ripley, Iuka, Selmer ...