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Price: $86,494

New 2026 GMC Sierra 2500 AT4 Crew Cab

Stock #G26305
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 1
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 1 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 2 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 3 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 4 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 5 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 6 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 7 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 8 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 9 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 10 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 11 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 12 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 13 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 14 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 15 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 16 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 17 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 18 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 19 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 20 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 21 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 22 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 23 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 24
Photos may be stock images.
Dealer Video
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Vehicle Notes

Fairfield's Autos, located in beautiful Keene, NH, and serving the New Hampshire, Vermont, Massachusetts, and New England region. Our experienced sale…
Read More… Fairfield's Autos, located in beautiful Keene, NH, and serving the New Hampshire, Vermont, Massachusetts, and New England region. Our experienced sales staff is eager to share its knowledge and enthusiasm with you. They'll work with you to find the right vehicle at a price you can afford. Come on in and take a test drive! Please call (603) 352-7700. This 2026 GMC Sierra 2500HD AT4 is a true workhorse, packed with the power and capability you need to conquer any task. Equipped with the Duramax 6.6L V8 Turbodiesel engine, this truck delivers an impressive 470 horsepower and an astounding 975 lb-ft of torque, giving you the muscle to tow, haul, and explore with ease. - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) - 7 Speakers - Bose Premium 7-Speaker Sound System - 120-Volt Bed Mounted Power Outlet - 120-Volt Instrument Panel Power Outlet - Driver Memory - Power driver seat - Remote Vehicle Starter System - Off-Road Suspension - 2-Speed Active Transfer Case But this Sierra 2500HD AT4 is more than just brute force. It's also packed with premium features that elevate your driving experience, from the Bose premium audio system to the heated and ventilated front seats. The advanced technology, including the Premium GMC Infotainment System with Apple CarPlay and Android Auto, keeps you connected and in control. The AT4 trim level takes the Sierra's capabilities to the next level, with an off-road-tuned suspension, skid plates, and an electronic locking rear differential to conquer the toughest terrain. Whether you're hauling a heavy load or venturing off the beaten path, this truck is ready to take on the challenge. Safety is also a top priority, with features like Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert to help keep you and your loved ones protected. The Bed View Camera and Trailer Cam Provisions make towing a breeze, while the Trailer Side Blind Zone Alert and in-Vehicle Trailering System App provide added confidence on the road. With its striking gray exterior and premium interior appointments, this 2026 GMC Sierra 2500HD AT4 is a true statement of power and style. Experience the ultimate in capability and comfort behind the wheel of this exceptional truck. Visit Fairfield's Autos today and let our knowledgeable team help you make this remarkable vehicle your own.
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Chassis Details

Stock Number
G26305
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 2500
Class
3
GVWR
11,350
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
AT4
Vehicle VIN
1GT4UPEY7TF208441
Interior Color
Jet Black with Kalahari accents, Perforated Front
Seating Capacity
5
Exterior Color Description
Sterling Metallic
Engine Cylinder Count
8
Engine
6.6L Duramax Turbo-Diesel V8 engine
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Brake Type
Hydraulic
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #G26305 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
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Pricing Details

Price $86,494
Additional Upfit Cost

Vehicle available NOW in Keene, NH.

Contact Fairfield's Buick GMC for more info.

(844) 262-7068
Disclaimer:
Website pricing is for internet shoppers only. Reply to this special here, or call Fairfield's Customer Care Center (855-230-3210) to qualify for this offer. You must print this page, and present it to your sales consultant, to qualify for this discounted price. When taking advantage of internet pricing, your trade will be valued at its Actual Cash Value (ACV). All new vehicle prices include manufacturer's rebates, and are subject to change. Pricing may not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer administrative fees, any dealer administrative fees, any emissions testing fees, or any other fees. Prices may not include add-ons, including, but not limited to, plows, lifts, dump bodies, utility bodies, or after market accessories. All prices, specifications, and availability subject to change without notice. Dealer may not be held liable for typographical or clerical errors. Contact dealer for most current information, and to verify pricing.
EPA Estimates Only
Tax, title, license (unless itemized above) are extra. Not available with special finance, lease and some other offers.

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