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New 2026 GMC Sierra 3500 AT4 Crew Cab

Stock #221029
New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 1
New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 1 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 2 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 3 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 4 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 5 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 6 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 7 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 8 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 9 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 10 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 11 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 12 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 13 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 14 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 15 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 16 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 17 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 18 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 19 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 20 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 21 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 22 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 23 New 2026 GMC Sierra 3500 AT4 Crew Cab for sale #221029 - photo 24
Photos may be stock images.
Dealer Video
Window Sticker

Vehicle Notes

Check out this 2026! An American Icon. Turbocharger technology provides forced air induction, enhancing performance while preserving fuel economy. Top…
Read More… Check out this 2026! An American Icon. Turbocharger technology provides forced air induction, enhancing performance while preserving fuel economy. Top features include rain sensing wipers, a rear step bumper, automatic dimming door mirrors, and leather upholstery. Under the hood you'll find an 8 cylinder engine with more than 400 horsepower, providing a smooth and predictable driving experience. Well tuned suspension and stability control deliver a spirited, yet composed, ride and drive Our team is professional, and we offer a no-pressure environment. They'll work with you to find the right vehicle at a price you can afford. Come on in and take a test drive!
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Chassis Details

Stock Number
221029
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
GVWR
12,100
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
AT4
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 3500 AT4 Crew Cab for sale #221029 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
Call For Pricing

Pricing Details

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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