*2026 GMC Sierra 2500HD AT4X 4WD Crew Cab 159 --- Coastal Dune Obsidian Rush Interior*The 2026 GMC Sierra 2500HD AT4X is built for those who demand uncompromising power, off-road capability, and premium refinement in one commanding package. Finished in striking *Coastal Dune* and paired with a rugged yet luxurious *Obsidian Rush leather interior*, this heavy-duty truck blends bold styling with serious performance---ready to tackle the toughest jobs or the most remote trails.At its core is the legendary *Duramax® 6.6L Turbo-Diesel V8*, delivering an impressive *470 horsepower and 975 lb-ft of torque*, paired to a smooth and responsive *10-speed automatic transmission*. With advanced 4WD capability and an electronic Autotrac® transfer case, the AT4X is engineered to conquer challenging terrain while maintaining exceptional towing strength and control.----------------------------------------==== Performance & Capability ====* Duramax® 6.6L Turbo-Diesel V8 (B20 Diesel Compatible)* 470 HP @ 2800 RPM / 975 lb-ft Torque @ 1600 RPM* 10-Speed Automatic Transmission* Two-Speed Active Electronic Autotrac® Transfer Case* Integrated Trailer Brake Controller* Trailer Side Blind Zone Alert* Trailer Tire Pressure Monitoring System (Up to 6 Wheels)* Trailering Package w/ Gooseneck & 5th Wheel Capability* Engine Block Heater----------------------------------------==== Exterior Highlights ====* Coastal Dune Exterior Finish* 18 Machined Aluminum Wheels w/ High Gloss Black Accents* 35 Mud-Terrain Tires (LT305/70R18)* Animated LED Signature Taillamps* Rear Wheelhouse Liners* Power Sliding Rear Window w/ Defogger* Rain-Sensing Front Wipers* Trailer Camera Provisions & Viewing Software----------------------------------------==== Interior & Comfort ====* Obsidian Rush Premium Leather Interior* Power Front Windows w/ Express Up/Down* Power Rear Window w/ Express Down* Dual USB Charge/Data Ports (Front Console)* Rear USB Charge-Only Ports* Wireless Charging Pad* Universal Home Remote* Spacious Crew Cab Configuration----------------------------------------==== Technology & Connectivity ====* Wireless Apple CarPlay® & Android Auto* Wi-Fi® Hotspot Capability (Subscription Required)* In-Vehicle Trailering App Compatibility* Smart Device Integration* Advanced Driver Personalization w/ Teen Driver Technology----------------------------------------==== Safety & Driver Assistance ====* Theft-Deterrent System w/ Unauthorized Entry Protection* Tire Pressure Monitoring System w/ Auto Learn & Fill Alert* Trailer Blind Zone Monitoring* Teen Driver Mode w/ Driving Report Card* Advanced Trailering Safety Features----------------------------------------==== Utility & Convenience ====* Spare 18 Wheel w/ Matching 35 Tire* Locking Spare Tire Carrier* Multiple USB Ports Throughout Cabin* Push-Button Transfer Case Controls* High-Strength Bed & Trailering Support Features----------------------------------------==== Vehicle History & Condition ====* Carfax Report: No Damage Reported* No Accidents Reported----------------------------------------The *2026 GMC Sierra 2500HD AT4X* delivers the perfect balance of *heavy-duty performance, advanced technology, and premium comfort*. Whether you're towing with confidence, exploring off the beaten path, or enjoying everyday driving in refined style, this Sierra AT4X stands ready to exceed expectations at every turn.*Stop By Today *Live a little- stop by Stevenson-Hendrick Honda Wilmington located at 6720 Market St, Wilmington, NC 28405 to make this car yours today!