2026 GMC Sierra 3500HD Denali Ultimate 4D Crew Cab 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel Titanium Rush Metallic Gooseneck/5th Wheel Prep Package, Hitch Package, Preferred Equipment Group 5SB (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, Bed View Camera with Two Trailer Camera Provisions, Bose Premium Series 12-Speaker System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Hitch Guidance with Hitch View, in-Vehicle Trailering App, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Power Front Windows with Passenger Express Up/Down, Power Sliding Rear Window with Defogger, Power Sunroof, ProGrade Trailering System, Push Button Start, Rear Cross Traffic Alert, Remote Vehicle Starter System, Safety Alert Seat, Signature Denali Ultimate Grille in Vader Chrome, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, and Wireless Phone Projection), Technology Package (Auto-Dimming Inside Rearview Mirror with Camera and Multicolor 15" Diagonal Head-Up Display), 10-Speed Automatic, 4WD, Alpine Umber Leather, 12 Speakers, 16-Way Power Driver Seat Adjuster with Lumbar, 16-Way Power Passenger Seat Adjuster with Lumbar, 220 Amp Alternator, 3.42 Rear Axle Ratio, 4-Wheel Disc Brakes, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Block heater, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual 220-Amps Primary and 170-Amps Auxiliary Alternators, Dual front impact airbags, Dual front side impact airbags, Dual Heavy-Duty 70 Amp-Hour Battery, Electronic Stability Control, Emergency communication system: OnStar Services capable, Exterior Parking Camera Rear, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Full Grain Leather Seat Trim, Fully automatic headlights, Garage door transmitter, Genuine wood dashboard insert, Genuine wood door panel insert, GMC Premium 13.4" Diagonal Information Display, Heads-Up Display, Heated door mirrors, Heated front seats, Heated rear seats, Heated steering wheel, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, Leather steering wheel, Low tire pressure warning, Memory seat, Mobile Service Plus - 1 Year, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pickup Bed, Power door mirrors, Power driver seat, Power moonroof, Power passenger seat, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rain sensing wipers, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear window defroster, Remote keyless entry, Security system, Speed control, Speed-sensing steering, Split folding rear seat, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Tr