Mark Sweeney Buick GMC

3365 Highland Ave, Cincinnati, OH 45213
4.6
4.6 out of 5 stars

New 2026 GMC Sierra 2500HD AT4

For Sale:$89,854
Estimated payment:$1,918/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score
  • Truck
  • Pickup
  • Crew Cab
  • Heavy Hauler
  • Extended Front Legroom
  • Condition
    New
  • Aggregate Ratings
    3.8
    3.8 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.

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Listed on April 16, 2026 (11 days ago)
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Cruz™ Disclaimer: Vehicle details shown on this site are provided by sellers or third parties. Cruz™ does not independently verify this information and is not liable for its accuracy. All services and content are offered without any warranty, either expressed or implied. Learn more here.MPG & Max Range: Fuel economy estimates are provided by the EPA and are intended for comparison purposes only. Your actual mileage will vary depending on driving conditions, vehicle condition, and other factors.Price: Prices shown may not include taxes, fees, or other charges. Prices and availability are subject to change without notice. Contact the seller for the most current pricing information.Options & Features: Installed options may not be shown. Contact the seller for more information about available features and options.