Sierra 2500

AT4X

Spider

AWD4WD

8-Cylinder Turbo

Diesel

THE MOST EXTREME DURAMAX AT4X BUILT TO DOMINATE 2025 GMC SIERRA 2500HD AT4X 4WD Sterling Metallic | 6.6L Duramax Turbo Diesel | Factory AT4X Off-Road Flagship | Low Miles If youre searching for the ultimate heavy-duty diesel truck in Pennsylvania, this 2025 GMC Sierra 2500HD AT4X is the top-tier answer. Powered by the legendary 6.6L Duramax V8 Turbo Diesel and loaded with premium AT4X off-road engineering, luxury interior upgrades, and next-level trailering technology, this truck is built to tow hard, travel anywhere, and stand above every other HD on the road. A rare find for buyers in Lancaster, Harrisburg, York, Lebanon, Reading, and across Central PA looking for a fully loaded Sierra 2500HD AT4X Duramax. DURAMAX DIESEL POWER AND HD CAPABILITY 6.6L Duramax V8 Turbo Diesel 10-Speed Automatic Transmission AT4X 4WD with 2-Speed Active Transfer Case Gooseneck / 5th Wheel Prep Package Snow Plow Prep / Camper Package Only 631 miles below market average AT4X OFF-ROAD PRESENCE Factory AT4X Heavy-Duty Off-Road Package Hill Descent Control Gloss Black AT4X Grille Treatment LED Smoked Amber Roof Marker Lamps Spray-On Bedliner with GMC Logo Rear Wheelhouse Liners Serious stance. Serious capability. NEXT-LEVEL TRAILERING AND HD CAMERA TECH Bed View Camera with Trailer Provisions Trailer Cam Provisions and Viewing Software Trailer Side Blind Zone Alert Trailer Tire Pressure Monitoring HD Surround Vision Ultrasonic Front and Rear Park Assist PREMIUM AT4X INTERIOR AND COMFORT Obsidian Rush Leather Interior Heated and Ventilated Front Seats Heated 2nd Row Outboard Seats Power Sunroof 15-Inch Multicolor Head-Up Display Rear Camera Mirror Remote Start and Keyless Open TECHNOLOGY AND CONNECTIVITY Bose Premium Series 12-Speaker Audio Wireless Charging and Wireless Phone Projection SiriusXM 360L Trial Subscription Universal Home Remote WHY THIS SIERRA AT4X? A Sterling Metallic 2025 Sierra 2500HD AT4X Duramax with factory off-road hardware, luxury leather interior, full trailering tech, and extremely low miles is exactly what diesel truck buyers are hunting for nationwide. Rare. Loaded. Diesel Powered. AT4X Elite. Ready Now. NO HAGGLE PRICING - 106 POINT CERTIFIED INSPECTION FINANCING AVAILABLE NATIONWIDE - WE WELCOME YOUR TRADES NO PRICING GAMES WITH HIDDEN FEES! CALL US FOR YOUR OUT THE DOOR PRICE. Call Us Today @ ! We are located in Lancaster PA near Harrisburg and Philadelphia. Disclaimer: We do our best to make sure this information is accurate; however, we are not responsible for any errors or omissions contained on these pages. Please verify any information in question with Mark Martin Motors.

Used 2025 GMC Sierra 2500 AT4X

Used 2025 GMC Sierra 2500 AT4X Ephrata PA 17522

Gooseneck/5th Wheel Prep Package

Snow Plow Prep/Camper Package

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Some vehicles may be subject to manufacturer safety recalls. See if there are any open safety recalls for this vehicle. This does not include non-safety recalls. Recently announced safety recalls may not yet be posted and there may be a delay between the time a repair is made and before it is reported or posted to the website. Before purchasing, be sure to ask the seller for an up-to-date status on any recalls.

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 for sale near you in Ephrata, PA. Get more information and car pricing for this vehicle on Autotrader.

Used 2025 GMC Sierra 2500 AT4X for sale in Ephrata, PA 17522: Truck Details - 771423910 - Autotrader

Used 2025 GMC Sierra 2500 AT4X

w/ Gooseneck/5th Wheel Prep Package