Kick off your next adventure with the imposing presence of our 2025 GMC Sierra 3500HD AT4, cloaked in a sleek Onyx Black exterior and a luxurious Black interior with Kalahari accents. Powered by the robust ENGINE DURAMAX 6.6L TURBO-DIESEL V8, this powerhouse delivers a herculean 470 hp and a staggering 975 lb-ft of torque, ensuring you have the muscle needed to conquer any terrain or task.

Equipped with a 4x4 drivetrain and paired with an Automatic Transmission, the Sierra 3500HD AT4 is ready to tackle off-road challenges or provide a smooth cruise across highways. Heated and Cooled Front Seats enhanced with perforated leather offer year-round comfort, while the Heated Rear Seats ensure passengers travel in luxury. Navigate effortlessly with the state-of-the-art Navigation System and stay connected through Smart Device Integration and Bluetooth Connection.

Long drives are made safe and convenient, thanks to the Rain Sensing Wipers, Front Collision Warning, Adaptive Cruise Control, and Lane Departure Warning systems. The innovative Aerial View Display System and Rear Parking Aid provide added confidence in tight spots, while the Blind Spot Monitor and Cross-Traffic Alert offer peace of mind during both rural and urban journeys.

The Sierra AT4's utility is further emphasized by the Bed Liner, Tow Hitch, Running Boards, and Integrated Tailgate Step, making it easy to load and haul supplies. The Aluminum Wheels wrapped in Tires - Front and Rear All-Terrain are prepared to grip whatever the path demands, and the LED Headlights with Automatic Highbeams ensure that visibility is never compromised.

Other high-end features like the Multi-Zone A/C and Heated Steering Wheel elevate your driving experience, while the Power Folding Mirrors and Front Collision Mitigation add layers of convenience and safety. Top it off with the Premium Sound System for an auditory experience that equals the vehicle’s performance.

Embodying strength, luxury, and technological prowess, this is a vehicle that doesn’t just meet expectations it exceeds them. Discover unparalleled capability in our GMC Sierra 3500HD AT4. Stock # T4305351.

AMVIC-licensed Dealer.

• Onyx black
• TIRES LT275/65R20 E 126/123 BF GOODRICH OFF-ROAD T/A KO3
• AT4 PREFERRED EQUIPMENT GROUP includes standard equipment
• GVWR 12 100 LBS. (5488 KG) WITH SINGLE REAR WHEELS
• GOOSENECK / 5TH WHEEL PREP PACKAGE -- Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
• LPO OFF-ROAD HIGH CLEARANCE STEP (dealer-installed)
• Power Mirror(s)
• Keyless Start
• Intermittent Wipers
• Tow Hitch
• Running Boards/Side Steps
• Tow Hooks
• Four Wheel Drive
• Aluminum Wheels
• Power Steering
• Rain Sensing Wipers
• Fog Lamps
• Power Folding Mirrors
• Locking/Limited Slip Differential
• ABS
• Variable Speed Intermittent Wipers
• Requires Subscription
• Automatic Highbeams
• Navigation System
• Tires - Front All-Terrain
• Bluetooth Connection
• Front Collision Mitigation
• 4-Wheel Disc Brakes
• Mirror Memory
• Security System
• Blind Spot Monitor
• Heated Steering Wheel
• WiFi Hotspot
• Front Head Air Bag
• Keyless Start
• Front Collision Warning
• Leather Seats
• Cruise Control
• Climate Control
• Aerial View Display System
• Power Passenger Seat
• Back-Up Camera
• Smart Device Integration
• Rear Head Air Bag
• Premium Sound System
• Adaptive Cruise Control
• Heated Front Seat(s)
• Passenger Adjustable Lumbar
• Bucket Seats
• Floor Mats
• Keyless Entry
• Power Driver Seat
• Remote Engine Start
• Front Collision Mitigation
• Pass-Through Rear Seat
• Driver Adjustable Lumbar
• Power Door Locks
• Rear Parking Aid
• Steering Wheel Audio Controls
• Cross-Traffic Alert
• MP3 Capability

• Jet black with kalahari accents, perforated front leather seating surfaces
• HIGH IDLE SWITCH
• REAR AXLE 3.42 RATIO
• TRANSMISSION ALLISON 10-SPEED AUTOMATIC
• AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) Off-Road High Clearance step LPO
• ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
• Front Collision Warning
• AM/FM Stereo
• Tires - Rear All-Terrain
• LED Headlights
• Automatic Highbeams
• Smart Device Integration
• Bed Liner
• Bluetooth Connection
• Heated Mirrors
• Auxiliary Audio Input
• Privacy Glass
• Power Windows
• Conventional Spare Tire
• Auxiliary Audio Input
• Heated Front Seat(s)
• Daytime Running Lights
• Integrated Turn Signal Mirrors
• Lane Departure Warning
• Floor Mats
• Daytime Running Lights
• Integrated Tailgate Step
• Multi-Zone A/C
• Telematics
• Requires Subscription
• Auto-Dimming Rearview Mirror
• Tire Pressure Monitor
• Cooled Front Seat(s)
• Auxiliary Audio Input
• Traction Control
• Passenger Air Bag Sensor
• Front Side Air Bag
• Rear Defrost
• Rear Bench Seat
• Passenger Air Bag
• Front Collision Mitigation
• Satellite Radio
• Tire Pressure Monitor
• Front Collision Warning
• Requires Subscription
• Power Door Locks
• Seat Memory
• Driver Air Bag
• Telematics
• Bluetooth Connection
• Driver Restriction Features
• Heated Rear Seat(s)
• Requires Subscription
• Back-Up Camera
• Power Windows
• Lane Departure Warning
• Adjustable Steering Wheel
• Stability Control
• Daytime Running Lights
• MP3 Capability
• MP3 Capability