2026 GMC Sierra 2500 HD Trim Comparison
What Are the 2026 GMC Sierra 2500 HD Trim Levels?
The 2026 GMC Sierra 2500 HD for sale at our Westbrook GMC dealership is available in 7 trim levels. From powerful entry-level trims to luxurious top-of-the-line options, you can find all 7 of the Sierra 2500 HD trim levels at Bill Dodge GMC, including:
- Pro
- SLE
- SLT
- AT4
- AT4X
- Denali
- Denali Ultimate
Shop 2026 GMC Sierra HD for Sale
Which 2026 GMC Sierra 2500 HD Trim Should I Buy?
Whether your priority is serious towing capacity or premium interior features, there’s a trim level of this new GMC heavy duty pickup truck for sale at Bill Dodge GMC that will suit your needs. Offering a towing capacity of up to 36,000 pounds and a maximum payload of 4,049 pounds, the Sierra 2500 HD is built to work hard for you, whether you’re hauling supplies or towing your newest gear on a weekend adventure. Off-road-ready trims like the AT4 and AT4X stand out with extended ground clearance of up to 11.6 inches, while the Denali and Denali Ultimate provide a luxury truck experience, outfitted with advanced audio technology and unique wood and leather trim details. Whichever type of truck is most appealing to you, the team at our Maine GMC dealer can help you review the available features of the newest Sierra 2500 HD pickup to find the perfect match for your priorities.
Pro
- 6.6L V8 gas engine with Allison® 10-speed automatic transmission
- Trailering Package, Trailering Mirrors and Trailer Brake Controller
- Best-in-class HD cargo bed volume
- Wireless Apple CarPlay® and Android Auto™ compatibility
SLE
- 17-inch machined aluminum wheels
- Traction Select System with Tow/Haul mode
- 13.4-inch diagonal center touchscreen
- 12.3-inch diagonal digital Driver Information Center
SLT
- 18" machined aluminum wheels with dark grey metallic accents
- ProGrade® Trailering System with In-Vehicle Trailering App
- 10-way power driver and front outboard passenger heated seats with lumbar support
- Heated steering wheel
AT4
- Exclusive 20" gloss-black aluminum wheels
- Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
- Exclusive Jet Black interior with Kalahari accents
- Heated and ventilated front seats with perforated leather upholstery
- Adaptive Cruise Control with trailering
AT4X
- 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
- 16-way heated and ventilated power front seats with massage feature
- Obsidian Rush interior with full-grain leather seating, technical-grain leather accents, and authentic Vanta ash wood
Denali
- 20-inch Ultra-Bright machined aluminum wheels with bright chrome inserts
- Denali-exclusive authentic wood and patterned aluminum trim
- Forge perforated leather seating surfaces
- 12-way heated and ventilated power front seats
Denali Ultimate
- Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission
- Signature Vader Chrome grille
- Exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts
- Exclusive Alpine Umber interior featuring full-grain leather seating and authentic Paldao wood
- 16-way power front seats with massage feature
- 12-Speaker Bose Premium Series with Centerpoint surround sound
- Illuminated power assist steps
- MultiPro Tailgate Audio System by KICKER
Cab and Box Styles
|
Trim Level |
Double Cab, Standard Bed |
Double Cab, Long Bed |
Crew Cab, Standard Bed |
Crew Cab, Long Bed |
|
Pro |
? |
? |
? |
? |
|
SLE |
? |
? |
|
? |
|
SLT |
? |
? |
||
|
AT4 |
? |
? |
||
|
AT4X |
? |
? |
||
|
Denali |
? |
|||
|
Denali Ultimate |
? |
? |
Browse Our New Sierra 2500 HD Specials
Finance a New GMC Sierra 2500 for Sale in Westbrook, ME
Our GMC finance center can help you lock in a competitive financing rate on your next GMC pickup truck. Our auto loan specialists are available to walk you through every stage of the financing process, so you can find financing in just a few streamlined steps:
- Review our new GMC specials to find great deals on your next GMC truck
- Estimate your buying power with our convenient payment calculator
- Fill our our GMC finance application
- Use our free trade appraisal tool to decide if you’d like to apply the value of your current vehicle toward your next new GMC
Apply for GMC Sierra HD Financing
Test Drive a New Sierra 2500 HD at a GMC Dealer Near Me
Ready to try out a 2026 GMC Sierra 2500 HD? Schedule a test drive at Bill Dodge GMC and get behind the wheel of a new GMC truck you’re sure to love. You’re also welcome to visit our GMC showroom in Westbrook, Maine, to explore our inventory of new GMC trucks for sale in person. Want to learn more about the features of the latest GMC Sierra HD models? Reach out to the team at our GMC dealership in Westbrook with any questions you may have.
Schedule a GMC Test Drive Contact Bill Dodge GMC