2026 GMC Sierra HD Trim Levels

The GMC Sierra 2500 is a heavy-duty brand-new truck, offering the immense towing power and commanding overall performance that drivers throughout Ennis and the surrounding areas crave. Are you ready to upgrade to a pickup truck that excels in every challenge the roads of Corsicana can throw at you? Learn about the 2026 GMC Sierra 2500 trim levels with our team at Legacy Chevrolet of Waxahachie near Midlothian today. Whether you’ve got your eyes on the Denali Ultimate configuration or the Pro trim, you can count on our staff to match you with the right pickup for your needs.

2026 GMC Sierra 2500 Highlights Per Configuration

Each 2026 GMC Sierra 2500 trim level offers unique features that will keep you safe and entertained as you haul heavy cargo from Arlington to Waxahachie and everywhere in between. Check out what you can expect from the newest GMC Sierra 2500 models:

Pro

Standard Features:

• 6.6L V8 gas engine with 10-speed automatic transmission
• Trailering Package, Trailering Mirrors, and Trailer Brake Controller
• Best-in-class HD cargo bed volume
• Wireless Apple CarPlay® and wireless Android Auto™ compatibility

Available Features:

• Duramax 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission
• Adaptive Cruise Control with trailering

SLE

Standard Features:

• 13.4-inch diagonal center touchscreen and 12.3-inch diagonal digital Driver Information Center
• Traction Select System with Tow/Haul mode
• 17-inch machined aluminum wheels

Available Features:

• Up to 13 camera views, including transparent trailer view
• MultiPro Tailgate and MultiPro Tailgate Audio System by Kicker®
• X31 off-road package with twin-tube Rancho® shocks and skid plates

SLT

Standard Features:

• 10-way power driver and front outboard passenger heated seats with lumbar
• Heated steering wheel
• ProGrade® Trailering System with In-Vehicle Trailering App
• 18-inch machined aluminum wheels with dark gray metallic accents

Available Features:

• 10-way power-adjustable front heated and ventilated bucket seats with perforated leather appointments
• MultiPro Tailgate and MultiPro Tailgate Audio System by Kicker®

AT4

Standard Features:

• Exclusive Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
• Exclusive 20-inch gloss-black aluminum wheels with available BFGoodrich® off-road tires
• Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
• Up to 14 available camera views with HD Surround Vision
• Adaptive Cruise Control with trailering

Available Features: 

• 15-inch diagonal Head-Up Display with off-road inclinometer

AT4X

Standard Features:

• Factory-installed 1.5-inch suspension lift, Multimatic DSSV dampers, rear electronic-locking differential, larger steel transfer case skid plate, and front aluminum skid plate
• 35-inch Goodyear Territory MT tires
• 16-way heated and ventilated power front seats with massage feature
• Obsidian Rush interior featuring full-grain leather seating with technical-grain leather accents and authentic Vanta ash wood

Available Features:

• AT4X AEV Edition featuring stamped steel bumpers, steering gear, and transfer case skid plates, and 18-inch Salta gloss-black wheels
• Duramax® 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission

Denali

Standard Features:

• 20-inch Ultra-Bright machined aluminum wheels with bright chrome inserts
• Denali-exclusive authentic wood, patterned aluminum trim, and Forge perforated leather seating surfaces
• 12-way heated and ventilated power front seats

Available Features:

• Duramax 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission
• Power sunroof
• Rear Camera Mirror

Denali Ultimate

Standard Features:

• Duramax 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission
• Signature Vader Chrome grille and exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts
• Exclusive Alpine Umber interior featuring full-grain leather seating, authentic Paldao wood, and 16-way power front seats with massage feature
• 12-Speaker Bose Premium Series with Centerpoint surround sound
• Illuminated power assist steps and MultiPro Tailgate Audio System by KICKER®

Available Features:

• Auxiliary trailer camera

Test-Drive A 2026 GMC Sierra 2500 HD At Our %di_city%% Dealership

As you can see, the newest GMC Sierra HD is the ideal truck for hauling heavy equipment out to DeSoto and beyond. Call us at (972) 268-6126 to set up a test drive of your preferred configuration at Legacy Chevrolet of Waxahachie. Once you find your dream trim within our new vehicle inventory, our finance specialists will get to work setting you up with a payment plan that’s tailored to your budget.