Ken Garff Chevrolet is pumped up to offer this fantastic 2025 GMC Sierra 3500HD. The Denali Dually with the Duramax delivers unmatched heavy-duty capability with premium luxury. Powered by a 6.6L Duramax turbo-diesel V8 paired with an Allison 10-speed automatic, it produces 470 horsepower and 975 lb-ft of torque for exceptional towing confidence. Dual rear wheels provide added stability, while the Denali interior features premium leather seating, a 13.4-inch touchscreen, Bose audio, and advanced trailering cameras making this truck the perfect blend of strength, technology, and refinement.Clean Carfax!Includes GarffCare! (Complimentary Towing along Wasatch Front, Roadside Assistance, Complimentary Annual State Safety Inspection, Flat Tire Repair, and Car Wash with every Service Visit)Recent Arrival! Onyx Black 2025 GMC Sierra 3500HD Denali

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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.),Lane Departure Warning,Front Collision Mitigation,Front Collision Warning,Automatic Highbeams,Tow Hitch,Running Boards/Side Steps,Keyless Start,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,Running Boards/Side Steps,Bed Liner,Daytime Running Lights,LED Headlights,Automatic Highbeams,Fog Lamps,Heated Mirrors,Power Mirror(s),Integrated Turn Signal Mirrors,Power Folding Mirrors,Intermittent Wipers,Variable Speed Intermittent Wipers,Rain Sensing Wipers,Privacy Glass,Rear Defrost,Sliding Rear Window,Integrated Tailgate Step,AM/FM Stereo,Navigation System,MP3 Capability,Bluetooth Connection,Auxiliary Audio Input,Smart Device Integration,Satellite Radio,Requires Subscription,Satellite Radio,Requires Subscription,Premium Sound System,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,Tire Pressure Monitor,Power Windows,Power Windows,Power Door Locks,Remote Engine Start,Keyless Entry,Power Door Locks,Keyless Start,Cruise Control,Adaptive Cruise Control,Universal Garage Door Opener,Security System,MP3 Capability,Auxiliary Audio Input,MP3 Capability,Auxiliary Audio Input,Climate Control,Multi-Zone A/C,A/C,Rear Defrost,Auto-Dimming Rearview Mirror,Front Collision Mitigation,Front Collision Warning,Traction Control,Stability Control,Daytime Running Lights,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,Rear Parking Aid,Back-Up Camera,Aerial View Display System,Back-Up Camera,Cross-Traffic Alert,Blind Spot Monitor,Lane Departure Warning,Front Collision Warning,Front Collision Mitigation,Driver Restriction Features,Tire Pressure Monitor,Navigation System,Telematics,Requires Subscription