2025 GMC Sierra 3500HD AT4 | 4WD | V8 | 6.6L | Turbo Diesel

This GMC Sierra 3500HD delivers a Turbocharged Diesel V8 6.6L/ engine powering this Automatic transmission. TRANSMISSION ALLISON 10-SPEED AUTOMATIC THUNDERSTORM GRAY REAR AXLE 3.42 RATIO.* This GMC Sierra 3500HD Features the Following Options *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). AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) Off-Road High Clearance step LPO LICENSE PLATE KIT FRONT HIGH IDLE SWITCH GVWR 12100 LBS. (5488 KG) WITH SINGLE REAR WHEELS 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.) AT4 PREFERRED EQUIPMENT GROUP includes standard equipment ASSIST STEPS POWER-RETRACTABLE BLACK includes LED lighting 3 YEARS SIRIUSXM Wireless Phone Projection for Apple CarPlay and Android Auto.

Engine: Turbocharged Diesel V8 6.6L/

Other Equipment

• REAR AXLE 3.42 RATIO,THUNDERSTORM GRAY,AT4 PREFERRED EQUIPMENT GROUP includes standard equipment,HIGH IDLE SWITCH,AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) Off-Road High Clearance step LPO,LICENSE PLATE KIT FRONT,3 YEARS SIRIUSXM,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.),ASSIST STEPS POWER-RETRACTABLE BLACK includes LED lighting,TRANSMISSION ALLISON 10-SPEED AUTOMATIC,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).,GVWR 12 100 LBS. (5488 KG) WITH SINGLE REAR WHEELS,Power Mirror(s),Front Collision Warning,Keyless Start,AM/FM Stereo,Intermittent Wipers,Tires - Rear All-Terrain,Tow Hitch,LED Headlights,Running Boards/Side Steps,Automatic Highbeams,Tow Hooks,Smart Device Integration,Four Wheel Drive,Bed Liner,Aluminum Wheels,Bluetooth Connection,Power Steering,Heated Mirrors,Rain Sensing Wipers,Auxiliary Audio Input,Fog Lamps,Privacy Glass,Power Folding Mirrors,Power Windows,Locking/Limited Slip Differential,Conventional Spare Tire,ABS,Auxiliary Audio Input,Variable Speed Intermittent Wipers,Heated Front Seat(s),Requires Subscription,Daytime Running Lights,Automatic Highbeams,Integrated Turn Signal Mirrors,Navigation System,Lane Departure Warning,Tires - Front All-Terrain,Floor Mats,Bluetooth Connection,Daytime Running Lights,Front Collision Mitigation,Integrated Tailgate Step,4-Wheel Disc Brakes,Multi-Zone A/C,Mirror Memory,Telematics,Security System,Requires Subscription,Blind Spot Monitor,Auto-Dimming Rearview Mirror,Heated Steering Wheel,Tire Pressure Monitor,WiFi Hotspot,Cooled Front Seat(s),Front Head Air Bag,Auxiliary Audio Input,Keyless Start,Traction Control,Front Collision Warning,Passenger Air Bag Sensor,Leather Seats,Front Side Air Bag,Cruise Control,Rear Defrost,Climate Control,Rear Bench Seat,Aerial View Display System,Passenger Air Bag,Power Passenger Seat,Front Collision Mitigation,Back-Up Camera,Satellite Radio,Smart Device Integration,Tire Pressure Monitor,Rear Head Air Bag,Front Collision Warning,Premium Sound System,Requires Subscription,Adaptive Cruise Control,Power Door Locks,Heated Front Seat(s),Seat Memory,Passenger Adjustable Lumbar,Driver Air Bag,Bucket Seats,A/C,Telematics,Floor Mats,Bluetooth Connection,Keyless Entry,Driver Restriction Features,Power Driver Seat,Heated Rear Seat(s),Remote Engine Start,Requires Subscription,Front Collision Mitigation,Back-Up Camera,Pass-Through Rear Seat,Power Windows,Driver Adjustable Lumbar,Lane Departure Warning,Power Door Locks,Adjustable Steering Wheel,Rear Parking Aid,Stability Control,Steering Wheel Audio Controls,Daytime Running Lights,Cross-Traffic Alert,MP3 Capability,MP3 Capability,MP3 Capability