Pre-Owned 2026 GMC Sierra 1500 AT4 For Sale Gilbert, AZ

Meet the 2026 GMC Sierra 1500 AT4, a truck engineered for those who demand capability, comfort, and confidence both on and off the road.This Sierra 1500 AT4 arrives equipped with a comprehensive set of premium features designed to enhance your driving experience:- Rear Camera Mirror with Bed View Camera- Multicolor 15 Diagonal Head-Up Display- Premium Bose 7-Speaker Sound System- SiriusXM with 360L Trial Subscription- Wireless Apple CarPlay and Android Auto- Universal Home Remote- Power Sliding Rear Window with Rear Defogger- Heated and Ventilated Front Seating- Heated 2nd Row Outboard Seats- Auto-Locking Rear Differential with Off-Road Suspension- Integrated Trailer Brake Controller with Hitch Guidance- HD Surround Vision and Rear Cross Traffic Braking- 20 Machined Aluminum Wheels- Spray-on Pickup Bedliner with GMC LogoUnder the hood, the 3.0L I6 engine paired with a 10-speed automatic transmission and 4WD delivers balanced performance, achieving 22 city and 26 highway MPG. The engine block heater ensures reliable cold-weather starts, while the 220-amp alternator provides the electrical capacity you need for modern accessories and equipment.The AT4 package positions this truck as a serious off-road contender. The auto-locking rear differential and Hill Descent Control work together with the off-road suspension to handle challenging terrain. Red recovery hooks and the in-vehicle trailering system app provide practical tools for adventure and hauling, while the hitch guidance and hitch view technology make towing safer and more precise.Inside, the cabin reflects thoughtful design with heated and ventilated front seats, heated second-row outboard seating, and premium floor liners with removable carpet inserts. The wireless charging pad, multiple USB ports including type-C connectors, and 120-volt bed and interior power outlets keep your devices charged and ready. The multicolor head-up display projects critical information onto the windshield, reducing distractions while driving.Safety technology throughout the truck includes ultrasonic front and rear park assist, automatic emergency braking with front pedestrian braking, lane keep assist with lane departure warning, and rear pedestrian detection. The HD surround vision system provides comprehensive awareness around the vehicle, while the safety alert seat offers proactive collision warnings.This white Sierra 1500 AT4 with just 110 miles represents an exceptional opportunity to own a truck that balances luxury appointments with genuine capability. We invite you to experience it in person.