2026 GMC Sierra 3500 Hd SLT

Meet the 2026 GMC Sierra 3500HD SLT—a powerful work truck built to handle demanding jobs with confidence and capability. This Sierra 3500HD comes equipped with an impressive array of features designed for serious productivity: - Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque - 10-Speed Automatic transmission with 4WD - SLT Premium Package with SLT Convenience and Preferred packages - Sierra HD Pro Safety Plus Package for enhanced protection - X31 Off-Road and Protection Package with Rancho shocks and all-terrain tires - Gooseneck/5th Wheel Prep Package for versatile towing flexibility - Power sunroof with automatic operation - Spray-on bedliner with GMC logo - Chrome front recovery hooks and 6 chrome assist steps - 20 bright face wheels with dark painted pockets - Bose Premium 7-Speaker Sound System with SiriusXM 360L - Premium GMC Infotainment System with 13.4 display - HD Surround Vision and bed view camera with trailer provisions - Heated and ventilated leather front seats with memory function - Advanced safety suite including automatic emergency braking and lane departure warning The truck features a comprehensive suite of comfort and convenience options. Climate control includes automatic temperature management with front dual-zone air conditioning and heated seats for year-round comfort. The interior offers 10-way power front seats with lumbar support, wireless charging, and wireless phone projection. Multiple USB ports throughout the cabin keep devices charged and connected. Safety and visibility receive considerable attention on this model. The truck includes automatic high-beam headlights, front fog lights, rain-sensing wipers, and a rear-view camera system. The HD Surround Vision provides complete awareness, while advanced features like ultrasonic park assist and trailer side blind zone alert enhance daily operation. The Safety Alert Seat and following distance indicator add additional layers of protection. Off-road performance and rugged capability define the X31 package. Twin-tube Rancho shocks handle challenging terrain, while the 2-Speed Active Transfer Case and Hill Descent Control provide precise control. All-terrain tires mounted on 20 wheels deliver traction and durability. Skid plates protect critical components, and the off-road suspension system ensures stability in demanding conditions. For towing and hauling tasks, this Sierra 3500HD is purpose-built. The Gooseneck/5th Wheel Prep Package provides the hitch platform and bed-mounted 7-pin trailer harness. Hitch guidance with hitch view simplifies hookup and maneuvering. The truck's robust architecture and torque delivery make it well-suited for heavy-duty work. At just 2 miles, this Sierra 3500HD is essentially brand new—ready for immediate work or service. Visit us to experience the quality, capability, and technology this truck brings to your operation.

Market range uses current approved inventory near this dealer. Taxes, fees, incentives, vehicle history, and equipment can affect actual value.

Truck specifications

Engine

6.6L Duramax Turbo-Diesel V8 engine

Transmission

Automatic

Drivetrain

Four Wheel Drive

Fuel

Diesel Fuel

Exterior

White

Interior

Dark Walnut/Slate, Perforated Leather-appointed front outboard seating positions

Doors

4

Body Style

Truck

Features

• AWD
• Adaptive Cruise Control
• Android Auto
• Apple CarPlay
• Automatic Climate Control
• Backup Camera
• Bluetooth
• Fog Lights
• Heated Seats
• Lane Departure Warning
• Parking Sensors / Assist
• Power Seats
• Premium Audio
• Premium Package
• Push Start
• Rain Sensing Wipers
• Rear Heated Seats
• Remote Start
• Side-Impact Air Bags
• Sunroof / Moonroof
• Tow Package
• Wireless Phone Charging