Sierra 3500

Spider

AWD4WD

8-Cylinder Turbo

Diesel

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  . Imagine commanding the road in a 2026 GMC Sierra 3500HD AT4, a true workhorse that blends uncompromising capability with refined style. This impressive pickup boasts a robust Duramax 6.6L V8 Turbodiesel engine, delivering an exceptional 470 horsepower and an astounding 975 lb-ft of torque. Paired with a smooth-shifting 10-speed automatic transmission and a capable 4WD system, this Sierra 3500HD AT4 is ready to tackle any challenge with ease. - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.) - AT4 Preferred Package - AT4 Premium Plus Package - Gooseneck/5th Wheel Prep Package - Preferred Equipment Group 4SB - Snow Plow Prep/Camper Package - Technology Package - X31 Off-Road Package Step inside the cabin of this Sierra 3500HD AT4, and you'll be greeted by a wealth of premium features that elevate the driving experience. The Bose Premium 7-Speaker Sound System delivers a concert-hall-quality audio experience, while the 13.4 Diagonal GMC Premium Information Display and 15 Diagonal Multicolor Head-Up Display provide you with vital vehicle data at a glance. Stay connected with the latest technology, including Wireless Charging, Wireless Phone Projection, and a suite of advanced safety features like Automatic Emergency Braking, Forward Collision Alert, and Lane Departure Warning. The exterior of the 2026 GMC Sierra 3500HD AT4 exudes rugged sophistication. The bold, muscular design is complemented by sleek, high-gloss black 20 aluminum wheels, a gloss black grille, and off-road-inspired accents. The Spray-on Pickup Bedliner and Off-Road High Clearance Steps ensure you can tackle any terrain with confidence. Whether you're tackling tough jobs or embarking on adventurous weekend getaways, the 2026 GMC Sierra 3500HD AT4 is the perfect companion. With its unparalleled capability, premium features, and striking good looks, this truck is a true force to be reckoned with. Experience the power and versatility of the Sierra 3500HD AT4 for yourself schedule a test drive today and let our knowledgeable sales team show you why this is the ultimate work and play companion.

MSRP	$92,290
Listing Price	$91,689

New 2026 GMC Sierra 3500 AT4 AWD/4WD

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