This image is a stock photo and is not an exact representation of any vehicle offered for sale. Advertised vehicles of this model may have styling, trim levels, colors and optional equipment that differ from the stock photo.
2025 GMC Sierra 2500HD Denali Ultimate
Payment Calculator
Loan Payment
2025 GMC Sierra 2500HD Denali Ultimate Duramax 6.6L V8 Turbodiesel Fully Serviced and Detailed, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, Apple CarPlay/Android Auto, Auto High-beam Headlights, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium Series 12-Speaker System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front dual zone A/C, Front fog lights, Front Pedestrian Braking, Front Rain-Sensing Wipers, Fully automatic headlights, Garage door transmitter, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heads-Up Display, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Heated steering wheel, Hill Descent Control, Hitch Guidance w/Hitch View, In-Vehicle Trailering System App, Inside Rearview Auto-Dimming Rear Camera Mirror, Keyless Open & Start, Lane Departure Warning System, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Multicolor 15 Diagonal Head-Up Display, OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Power Sliding Rear Window w/Defogger, Power Sunroof, Preferred Equipment Group 5SB, Push Button Start, Rain sensing wipers, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Signature Denali Ultimate Grille in Vadar Chrome, SiriusXM w/360L Trial Subscription, Spray-On Pickup Bedliner w/GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Technology Package, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilate
Trim: Denali Ultimate
Body Style: Truck
Fuel Type: Bio Diesel
Fuel Capacity: 35.9 gal
Recommended Fuel: n/a
Passenger Seating: 5
OEM Tire: LT275/65R20
Engine: Duramax 6.6L Biodiesel Turbo V8 470hp 975ft. lbs.
Engine HP: 470hp @2800 rpm
Engine Torque: 975 lb-ft. @1600 rpm
Towing Capacity: n/a
Max Towing Capacity**: 21,510 lbs
Max Payload: 3,143 lbs