Meet the 2025 GMC Sierra 2500HD AT4X, a heavy-duty truck built to handle serious work and daily demands with capable performance and refined comfort.

- Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque
- Gooseneck/5th Wheel Prep Package for serious towing and hauling capability
- 4WD with 2-Speed Active Transfer Case and Hill Descent Control
- Bose Premium Series 12-Speaker System with SiriusXM 360L Trial Subscription
- Bed View Camera with Trailer Camera Provisions and Trailer Side Blind Zone Alert
- HD Surround Vision and Ultrasonic Front & Rear Park Assist
- Multicolor 15 Diagonal Head-Up Display
- 120-Volt Bed Mounted and Instrument Panel Power Outlets
- Wireless Charging and Wireless Phone Projection
- Heated and Ventilated Premium Leather Front Seats with 16-Way Power Adjustment
- Power Sunroof and Power Sliding Rear Window
- Spray-On Pickup Bedliner with GMC Logo
- Automatic Emergency Braking and Forward Pedestrian Braking
- Remote Vehicle Starter System and Push Button Start
- Trailer Tire Pressure Monitoring System

The Sierra 2500HD AT4X combines premium appointment with working truck capability. The Duramax diesel engine delivers substantial torque for towing and hauling, while the 10-speed automatic transmission optimizes both power delivery and fuel efficiency. The Gooseneck/5th Wheel Prep Package includes a hitch platform with tray, stamped bed holes with removable caps, and a bed-mounted 7-pin trailer harness, making serious trailer work straightforward and dependable.

Inside the spacious cab, you'll find full-grain leather seating with heated and ventilated front seats, dual-zone climate control, and a heated steering wheel for all-weather comfort. The 15-inch Head-Up Display puts critical information directly in your line of sight, while the Bose premium audio system keeps your drive engaging. Wireless phone projection, wireless charging, and multiple USB ports integrate your devices seamlessly into daily operation.

Safety and visibility receive serious attention on this AT4X. The HD Surround Vision system, Bed View Camera with trailer provisions, and Ultrasonic Park Assist make maneuvering and backing up more manageable. Forward Collision Alert, Automatic Emergency Braking, and Lane Departure Warning work together to support aware driving.

The truck's on-road dynamics benefit from the Off-Road Suspension tuning and 2-Speed Active Transfer Case, giving you composed handling whether you're on highways or rougher terrain. The 18-inch machined aluminum wheels with high-gloss black accents finish the purposeful exterior, complemented by the gloss black header grille and LED lighting throughout.

This Sierra is a one-owner vehicle with clean AutoCheck history, showing 18,463 miles. The truck's condition and capability make it ready for work, weekend adventures, or your daily drive. Visit us to experience the blend of diesel power, premium comfort, and AT4X-specific refinement firsthand.