This 2023 GMC Sierra 3500HD AT4 in Cayenne Red Tintcoat represents a premium heavy-duty truck built for both capability and sophisticated ownership.- Duramax 6.6L V8 Turbodiesel engine with 445 hp and 910 lb-ft of torque- Gooseneck/5th Wheel Prep Package with Bed View Camera- Driver Alert Package I with front and rear park assist, lane change alert, and rear cross traffic alert- 20 machined aluminum wheels with high gloss black accents- ProGrade Trailering System with integrated trailer brake controller and hitch guidance- Heated and ventilated leather front seats with 10-way power driver seat adjustment- Heated second row outboard seats- 120-volt bed-mounted and instrument panel power outlets- Remote vehicle starter system with keyless open and start- GMC premium infotainment system with navigation, Apple CarPlay, and Android Auto compatibility- SiriusXM with 360L satellite radio- HD rear vision camera with trailer camera provisions- Spray-on pickup bed liner with AT4 logo- Off-road high clearance step and X31 off-road packageThe Sierra 3500HD AT4 delivers commanding presence and serious towing capability. The Duramax diesel engine provides the power and torque needed for demanding work, while the 10-speed automatic transmission ensures smooth performance across all driving conditions. The gooseneck and fifth-wheel prep package positions this truck for versatile hauling, with integrated systems designed to make trailering intuitive and controlled.The AT4 trim emphasizes refined comfort without compromise. Perforated leather seats with heating and ventilation keep you comfortable through varying seasons, while the premium infotainment system keeps you connected. The integrated trailering technology, including the hitch guidance system and trailer brake controller, removes guesswork from towing operations.Technology and safety work seamlessly throughout this truck. The driver alert package combines front and rear park assist with lane change and blind zone monitoring. The bed view camera with dual trailer camera provisions provides the visibility you need for precision maneuvering. Four-wheel disc brakes with electronic stability control and traction control deliver confident stopping power.One owner and professionally detailed, this Sierra 3500HD AT4 is ready for the next chapter. Whether you're managing a business fleet or taking on personal projects, this truck combines the durability of diesel power with the refinement expected from the AT4 badge. We invite you to experience the commanding capability and premium comfort this vehicle delivers.

Additional Information

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).,REAR AXLE 3.42 RATIO,FRONT AND REAR PARK ASSIST ULTRASONIC (Beginning with start of production vehicles will be forced to include (00Z) Not Equipped with Front and Rear Park Assist which removes Front and Rear Park Assist. See dealer for details or the window label for the features on a specific vehicle.,AT4 PREFERRED EQUIPMENT GROUP includes standard equipment,ENGINE BLOCK HEATER,LICENSE PLATE KIT FRONT,JET BLACK WITH KALAHARI ACCENTS PERFORATED FRONT LEATHER SEATING SURFACES,WINTER GRILLE COVER,CAYENNE RED TINTCOAT,AUDIO SYSTEM PREMIUM GMC INFOTAINMENT SYSTEM WITH 8 DIAGONAL COLOR TOUCH-SCREEN includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings (Includes (PZ8) Hitch Guidance with hitch view.) (STD),ALTERNATOR 220 AMPS,REAR CROSS TRAFFIC ALERT,LANE CHANGE ALERT WITH SIDE BLIND ZONE ALERT,TRANSMISSION ALLISON 10-SPEED AUTOMATIC,BED VIEW CAMERA camera in the CHMSL to show a view of the cargo bed display located in infotainment screen includes Two Trailer Camera Provisions,TIRES LT275/65R20 ALL-TERRAIN BLACKWALL,LAMPS SMOKED AMBER ROOF MARKER (LED),GVWR 12 250 LBS. (5557 KG) WITH SINGLE REAR WHEELS,GOOSENECK / 5TH WHEEL PACKAGE includes (Z6A) Gooseneck / 5th Wheel Prep Package. (Includes (UVN) Bed View Camera.,SEATS FRONT BUCKET WITH CENTER CONSOLE (STD),LPO OFF-ROAD HIGH CLEARANCE STEP (dealer-installed),ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) (Includes (K05) engine block heater.),WHEELS 20 (50.8 CM) MACHINED ALUMINUM with high gloss Black accents,EXHAUST BRAKE,DRIVER ALERT PACKAGE I includes (UD5) Front and Rear Park Assist (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Beginning with start of production vehicles will be forced to include (00Z) Not Equipped with Front and Rear Park Assist which removes Front and Rear Park Assist. See dealer for details or the window label for the features on a specific vehicle Includes Perimeter Lighting.,Tow Hitch,Running Boards/Side Steps,Locking/Limited Slip Differential,Four Wheel Drive,Tow Hooks,Power Steering,ABS,4-Wheel Disc Brakes,Aluminum Wheels,Tires - Front All-Terrain,Tires - Rear All-Terrain,Conventional Spare Tire,Bed Liner,Daytime Running Lights,Fog Lamps,Heated Mirrors,Power Mirror(s),Integrated Turn Signal Mirrors,Power Folding Mirrors,Privacy Glass,Integrated Tailgate Step,AM/FM Stereo,MP3 Capability,Bluetooth Connection,Auxiliary Audio Input,Smart Device Integration,Satellite Radio,Requires Subscription,Navigation System,Satellite Radio,Telematics,Requires Subscription,Bluetooth Connection,Bluetooth Connection,Smart Device Integration,WiFi Hotspot,Bucket Seats,Leather Seats,Power Driver Seat,Driver Adjustable Lumbar,Power Passenger Seat,Passenger Adjustable Lumbar,Pass-Through Rear Seat,Rear Bench Seat,Heated Front Seat(s),Heated Front Seat(s),Cooled Front Seat(s),Heated Rear Seat(s),Mirror Memory,Seat Memory,Floor Mats,Floor Mats,Heated Steering Wheel,Adjustable Steering Wheel,Steering Wheel Audio Controls,Power Windows,Power Windows,Power Door Locks,Remote Engine Start,Keyless Entry,Power Door Locks,Keyless Start,Cruise Control,Security System,Power Outlet,MP3 Capability,Auxiliary Audio Input,MP3 Capability,Auxiliary Audio Input,Power Outlet,Climate Control,Multi-Zone A/C,A/C,Rear Defrost,Auto-Dimming Rearview Mirror,Traction Control,Stability Control,Daytime Running Lights,Driver Air Bag,Passenger Air Bag,Front Side Air Bag,Front Head Air Bag,Rear Head Air Bag,Passenger Air Bag Sensor,Telematics,Requires Subscription,Back-Up Camera,Back-Up Camera,Driver Restriction Features,Tire Pressure Monitor,Telematics,Requires Subscription