
Hardworking 2026 GMC Sierra 2500HD SLE Diesel Ready for Maine
2026 GMC Sierra 2500HD SLE
About This Vehicle
Looking for a truck that doesn't shy away from a heavy load? This 2026 GMC Sierra 2500HD SLE is fresh off the line with just 908 miles and is built to handle the toughest Maine winters and job sites. Powered by the legendary 6.6L Duramax Turbo-Diesel V8, you’ve got 470 horsepower and 975 lb-ft of torque on tap, making this the perfect partner for hauling gear or towing a trailer through the North Woods.
Inside, this Sierra is all about comfort and capability. Whether you're heading to the job site or out for a weekend adventure, you'll appreciate the X31 Off-Road Package and the warmth of the heated steering wheel and seats. With the Gooseneck/5th Wheel Prep Package already installed, this rig is ready to work the moment you drive it off our lot at Quirk Chevrolet Rockland.
- 6.6L Duramax Turbo-Diesel V8 engine
- X31 Off-Road suspension with Rancho shocks
- 13.4-inch Premium GMC Infotainment with Google Built-In
- Adaptive Cruise Control and advanced trailering apps
- Spray-on bedliner with GMC logo
- Heated driver and passenger seats plus heated steering wheel
- Power rear sliding window
Vehicle Details
Mileage
1,850 mi
Body Style
Truck
Drivetrain
4X4
Transmission
AUTOMATIC
Engine
Turbocharged Diesel V8 6.6L/
Fuel
Diesel
Exterior
Sterling Metallic
Key Features
Add a Boss Plow to Your Truck
Pair your 2026 GMC Sierra 2500HD SLE with a Boss snow plow — installed and ready to work.
Upfit this GMC Sierra 2500HD
This chassis is ready for a work-truck body. These upfit partners build bodies that fit it — pick one and our fleet team will spec and price the package.

DuraMag · Service Bodies
Aluminum Service BodyFully welded all-aluminum service body — extruded box-tube construction, no bolts to rattle loose.

DuraMag · Service Bodies
Canopy Service BodyFull-width enclosed aluminum canopy service body with a stepped top and composite barn doors.

DuraMag · Landscape Bodies
Smooth-Sided Landscape BodyAll-aluminum smooth-sided landscape body with welded box-tube frame and barn-door access.

DuraMag · Service Bodies
XP Service BodyGalvanneal steel service body with flip-top lids, 5-point security, and a 250,000-mile durability rating.

Knapheide · Service Bodies
Aluminum Service BodyMilitary-grade aluminum that drops weight for more payload — backed 10 years against rust-through.

Knapheide · Service Bodies
Steel Service BodyTwo-sided galvanneal steel, lockable compartments, and a 6-year no-rust-through warranty.

Reading · Service Bodies
Classic II Aluminum Service BodyLightweight aluminum service body for more payload and built-in corrosion resistance.

Reading · Service Bodies
Classic II Steel Service BodyPremium A40 galvannealed steel service body built for heavy-duty work and corrosion resistance.

Reading · Service Bodies
SL Service BodyValue-focused steel service body with double-panel doors and optional Spacemaker storage lids.
Also listed at Quirk Chevrolet GMC of Rockland
This is the same vehicle (stock RC11261A) on the franchise store's website, where you'll find manufacturer offers and financing tools for this brand.
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