2026
GMC SIERRA 2500HD SLE 4X4 CREW CAB 6.75 FT. BOX

The 2026 GMC Sierra 2500HD SLE Crew Cab Standard Box delivers uncompromising heavy-duty strength paired with smart technology and everyday comfort. With its bold HD stance, chrome accents, and work-ready engineering, this truck is built for those who rely on their pickup to perform under pressure, whether on the jobsite, the highway, or far off the beaten path. 

Performance & Capability 

• Engine: 6.6L V8 gasoline engine delivering dependable power and strong low-end torque for towing and hauling 

• Transmission: Smooth and responsive 10-speed automatic transmission designed to handle heavy loads with confidence 

• Drivetrain: Autotrac 4-Wheel Drive with two-speed transfer case for confident traction on any terrain 

• Axle Ratio: 3.73 rear axle optimized for trailering strength and controlled pulling power 

• GVWR: Up to 10,850 lbs, engineered for serious work demands 

• Trailering Equipment: Integrated trailer brake controller, hitch guidance with Hitch View, and in-vehicle trailering app for precise, stress-free towing 

• Off-Road Readiness: X31 Off-Road Package with skid plates, hill descent control, off-road suspension, and automatic locking rear differential for rugged capability 

Heavy-Duty Engineering 

• Reinforced HD suspension with heavy-duty front springs for long-term durability 

• Engine oil cooler, transmission oil cooler, and high-capacity air filtration system to handle extreme workloads 

• Trailer tire pressure monitoring capability and trailer camera provisions for added towing confidence 

Winter & All-Weather Comfort 

• Heated front seats and heated steering wheel to keep you comfortable in cold conditions 

• Remote start system to pre-warm or cool the cabin before you step inside 

• Dual-zone automatic climate control with rear air vents for balanced cabin temperatures 

• Engine block heater for dependable cold-weather starts 

• All-terrain tires and 4WD traction for confident year-round driving 

Interior Comfort & Convenience 

• Spacious Crew Cab with durable Jet Black interior and 40/20/40 front bench seating 

• 10-way power-adjustable driver seat for personalized comfort on long drives 

• Power sliding rear window and rear seat storage package for added utility 

• Keyless open and push-button start for effortless entry and ignition 

• Multiple USB ports and 120V power outlets in the cabin and bed for tools and devices 

Technology & Connectivity 

• 13.4" GMC Premium Infotainment Touchscreen with Google Built-In 

• Wireless Apple CarPlay® and Android Auto™ for seamless smartphone integration 

• 12" reconfigurable digital driver information display 

• Wi-Fi hotspot capability and SiriusXM compatibility 

• 6-speaker audio system delivering clear, balanced sound 

Safety & Driver Assistance 

• Sierra HD Pro Safety and Pro Safety Plus for added peace of mind 

• Forward collision alert with automatic emergency braking and front pedestrian braking 

• Lane departure warning and following distance indicator 

• HD Surround Vision, bed view camera, and trailer camera provisions for enhanced visibility 

• Front and rear park assist, rear cross traffic alert, and trailer side blind zone alert 

• Teen Driver mode and Buckle-to-Drive technology for added awareness 

Exterior Styling & Utility 

• 18" machined aluminum wheels with dark grey metallic accents 

• Summit White exterior with chrome front and rear bumpers for a bold HD look 

• LED headlamps, LED fog lamps, LED cargo bed lighting, and LED roof marker lamps 

• Spray-on bedliner and EZ Lift power lock and release tailgate 

• CornerStep rear bumper, black recovery hooks, and 6" chrome assist steps for easy access 

Built to Work Hard 

Whether you’re towing heavy equipment, navigating rough terrain, or handling long days on the job, the 2026 GMC Sierra 2500HD SLE delivers relentless capability, smart technology, and everyday comfort. It’s a heavy-duty truck built to perform without compromise, strong, confident, and ready for whatever comes next.