2026 GMC Sierra HD Trim Guide
The 2026 GMC Sierra HD is the heavy-duty truck that rises to every challenge. With seven model options to pick from, it’s easy to find the perfect truck to suit your building, towing, and adventuring needs. When you’re ready to explore different model options to find the best one for your lifestyle, trust the team at McGuire Buick GMC to get you started.
2026 GMC Sierra HD Pro
The 2026 GMC Sierra HD Pro comes with a standard 6.6-liter V8 gasoline engine. It produces 401 horsepower and 464 lb-ft of torque. It comes with seating for six passengers and 69.5 cubic feet of cargo space in the bed of the truck on standard bed, crew cab models.
2026 GMC Sierra HD SLE
Next in the lineup is the 2026 GMC Sierra HD SLE, which comes with additional towing and hauling features like the in-vehicle trailering app and hill descent control. It also has more premium interior features like standard carpeted floor coverings and a 13.4-inch infotainment system.
2026 GMC Sierra HD SLT
Enjoy more amenities and features in the 2026 GMC Sierra HD SLT. The cabin comes equipped with an available front center console, a standard 10-way power driver seat with power lumbar support, and available leather detailing.
2026 GMC Sierra HD AT4
The 2026 GMC Sierra HD AT4 is the new GMC model for adventurers. It’s equipped with advanced off-road driving features like standard hill descent control, a standard off-road suspension, and red vertical recovery hooks.
2026 GMC Sierra HD Denali
You’ll enjoy even more luxury in the 2026 GMC Sierra HD Denali. Check out cabin features and amenities like forge perforated leather seat trim available in Jet Black and Atmosphere/Brownstone and a standard power sliding rear window with rear defogger.
2026 GMC Sierra HD AT4X
The 2026 GMC Sierra HD AT4X at our Little Falls, NJ GMC dealership blends comfort and capability. It has off-road features like a steel transfer case skid plate and off-road suspension with 1.5-inch factory-installed lift. In the cabin, you’ll find premium front floor liners and a wrapped steering wheel.
2026 GMC Sierra HD Denali Ultimate
The 2026 GMC Sierra HD Denali Ultimate gives you even more power behind the wheel. It comes with a standard 6.6L Duramax® Turbo-Diesel V8 engine that produces up to 470 horsepower and 975 lb-ft of torque.
Put the 2026 GMC Sierra HD to the Test in Little Falls, NJ
You’ll be able to explore these standout models for yourself when you visit McGuire Buick GMC. We’re here to match you with the right truck trim for your lifestyle and the right GMC financing options for your budget. Visit our dealership to get started.