2026 GMC Sierra AT4X 4WD Crew Cab Standard Box

from the dealerALL VEHICLES SUBJECT TO A $225 DEALER DOC FEE. NEW VEHICLES PRE-LOADED WITH OUR VIP PACKAGE FOR $2995. THIS INCLUDES 1 YEAR OIL CHANGES AND TIRE ROTATIONS. ONE YEAR INTERIOR AND EXTERIOR PROTECTION. WINDOW TINT, ALL-WEATHER FLOOR MATS, AND WHEEL LOCKS. 1 YEAR THEFT PROTECTION. LIFETIME POWERTRAIN WARRANTY* SOME EXCLUSIONS APPLY TO THE LIFETIME WARRANTY- 6.6L V8 Diesel Turbocharged (Duramax) with 470 hp and 975 lb-ft of torque- 10-Speed Automatic transmission with 4WD- 2-Speed Active Transfer Case with Hill Descent Control- Premium GMC Infotainment System with Apple CarPlay and Android Auto- Bose Premium Series 12-Speaker System with SiriusXM- 15 Multicolor Head-Up Display- Spray-on Pickup Bedliner with GMC Logo- Full Grain Leather Seat Trim with 16-Way Power Adjusters and Lumbar Support- Heated and Ventilated Front Seats- Off-Road Suspension with Electronic Stability Control- Bed View Camera with Trailer Camera Provisions- HD Surround Vision with Ultrasonic Front and Rear Park Assist- Hitch Package with Gooseneck/5th Wheel Prep- 18 Machined Aluminum Wheels with High Gloss Black Accents- Wireless Phone Projection and Wireless ChargingThe 2026 GMC Sierra 2500HD AT4X in Gray delivers serious capability with its proven 6.6L Duramax diesel engine. With 975 lb-ft of torque, this truck handles demanding work and challenging terrain with confidence. The 10-speed automatic transmission paired with 4WD ensures smooth power delivery in any condition, while the 2-speed active transfer case and hill descent control provide control during challenging off-road situations.Inside, you'll find a well-appointed cabin designed for both comfort and functionality. The full grain leather seats feature 16-way power adjusters with heating and ventilation for year-round comfort. The premium GMC infotainment system keeps you connected with Apple CarPlay and Android Auto integration, while the Bose premium audio system and SiriusXM enhance your drive. The 15-inch head-up display projects important information directly into your line of sight for safer operation.This AT4X is equipped with advanced technology that makes towing and hauling more manageable. The hitch package includes gooseneck and fifth-wheel prep capabilities, while multiple camera systems including bed view cameras with trailer provisions, HD surround vision, and trailer side blind zone alerts give you visibility when you need it most. The in-vehicle trailering system app and trailer tire pressure monitors add an extra layer of security and control.The truck's rugged exterior matches its performance capabilities. Eighteen-inch machined aluminum wheels with high gloss black accents provide style, while the spray-on bedliner protects your cargo area. Gloss black door handles and header grille details complete the aggressive appearance. Rain-sensing wipers and LED cargo area lighting combine practical features with modern convenience.Safety and capability work together throughout this Sierra. Automatic emergency braking, lane departure warning, and rear cross-traffic alerts help keep you aware. The electronic stability control and traction control systems provide security in diverse driving conditions. The exhaust brake offers additional control when descending grades.The 2026 GMC Sierra 2500HD AT4X represents a premium truck built for those who demand both refinement and rugged capability. Visit our showroom today to see this impressive diesel truck and experience what true power and luxury can deliver.