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  . This 2026 GMC Sierra 3500HD Pro is a true workhorse, built to handle the toughest jobs with ease. Powered by the legendary Duramax 6.6L V8 Turbodiesel engine, this truck delivers an impressive 470 horsepower and an astounding 975 lb-ft of torque, making it the perfect companion for hauling heavy loads or tackling demanding terrain. - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) - 10-Speed Automatic Transmission - Dual 220-Amps Primary and 170-Amps Auxiliary Alternators - Exhaust Brake - Heavy-Duty 80 Amp-Hour Battery The Sierra 3500HD Pro's rugged exterior is complemented by a host of advanced features that enhance both functionality and comfort. From the chrome grille and bumpers to the deep-tinted solar-absorbing glass, this truck exudes a commanding presence that is sure to turn heads. Step inside, and you'll be greeted by a spacious and well-appointed cabin, complete with premium audio, wireless phone projection, and a range of driver-assistance technologies. The Sierra 3500HD Pro is built to tackle the toughest jobs, whether you're hauling heavy equipment, towing a large trailer, or navigating challenging terrain. With its impressive power, advanced features, and exceptional capability, this truck is the perfect choice for the discerning buyer who demands the very best. At Fairfield's Autos, we pride ourselves on our commitment to customer satisfaction. Our experienced sales team is dedicated to finding the perfect vehicle to meet your needs and budget. We invite you to come in and take a closer look at this impressive 2026 GMC Sierra 3500HD Pro. Experience the power, the capability, and the confidence that comes with owning this exceptional truck. Don't miss out on the opportunity to make this remarkable vehicle your own. Contact us today at   to schedule a test drive and let us show you why the 2026 GMC Sierra 3500HD Pro is the perfect choice for your next adventure.

MSRP	$64,803
Listing Price	$64,202

New 2026 GMC Sierra 3500 Pro AWD/4WD

Get to know this GMC Sierra 3500

Specs

Highlights

Safety

Technology

Exterior

Build Your Offer