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

The 2026 GMC Sierra 2500HD SLE Crew Cab Standard Box is engineered for those who demand uncompromising strength with modern refinement. With its commanding HD presence, chrome accents, and intelligent trailering technology, this heavy-duty pickup is built to conquer hard work, long hauls, and tough terrain, all while keeping comfort front and center. 

Performance & Capability 

• Engine: 6.6L V8 gasoline engine delivering confident horsepower and heavy-duty torque 

• Transmission: 10-speed automatic transmission engineered for smooth shifts and optimal load control 

• Drivetrain: Autotrac 4-Wheel Drive with two-speed transfer case for sure-footed traction in all conditions 

• Axle Ratio: 3.73 rear axle designed for enhanced towing and low-end pulling power 

• GVWR: Rated up to 10,850 lbs for demanding jobs and serious payloads 

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

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

Heavy-Duty Engineering 

• Heavy-duty front springs and reinforced suspension components 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 awareness when hauling 

Winter & All-Weather Confidence 

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

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

• 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 

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

• Push-button start and keyless open for everyday ease 

• 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 systems 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 paired 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 Do More 

Whether you’re towing heavy equipment, tackling rough terrain, or putting in long days on the jobsite, the 2026 GMC Sierra 2500HD SLE delivers relentless capability, advanced technology, and everyday comfort. It’s a heavy-duty truck built to work hard, stand tall, and never back down.