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
- 1GT4UPEY4TF267916
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
Experience the pinnacle of power and capability with the 2026 GMC Sierra 2500HD AT4. This formidable heavy-duty pickup is engineered to conquer any terrain, delivering uncompromising performance and unparalleled versatility.
- 6.6L V8 Duramax Diesel Turbocharged Engine (470 hp, 975 lb-ft of torque)
- 4WD with 2-Speed Active Transfer Case
- Off-Road Suspension and High Clearance Steps
- Spray-on Bedliner and Gooseneck/5th Wheel Prep Package
- Bose Premium 7-Speaker Sound System
- Heated and Ventilated Front Seats
- Multicolor 15'' Diagonal Head-Up Display
- Wireless Charging and Wireless Phone Projection
This Sierra 2500HD AT4 is the ultimate tool for work or play, blending rugged utility with premium comfort and advanced technology. Whether hauling heavy payloads, towing massive trailers, or exploring off-road adventures, this truck is built to excel. The powerful Duramax diesel engine and 4WD system provide unmatched capability, while features like the Off-Road Package, Spray-on Bedliner, and Gooseneck/5th Wheel Prep Package ensure you're ready for any task.
Inside, the Sierra 2500HD AT4 pampers you with luxurious amenities, including heated and ventilated front seats, a Bose premium audio system, and a stunning multicolor head-up display. Seamless smartphone integration via wireless charging and wireless Apple CarPlay/Android Auto keeps you connected on the go. And with the available Technology Package, you'll enjoy advanced safety features like Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert.
Whether you're tackling tough jobs or seeking thrilling off-road adventures, the 2026 GMC Sierra 2500HD AT4 is the ultimate heavy-duty companion. Its uncompromising performance, premium features, and rugged capability make it a true standout in the segment. Experience the power and refinement of this exceptional truck today.
This New 2026 GMC Sierra 2500HD AT4 is available for drivers in Cincinnati, Hamilton, Mason, Loveland, Florence, West Chester, Middletown, Fairfield ...