Quicksilver Metallic 2018 GMC Sierra 2500HD SLT 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel Sierra 2500HD SLT, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, Allison 1000 6-Speed Automatic, 4WD, Quicksilver Metallic, Jet Black Leather, 110-Volt AC Power Outlet, 4-Wheel Disc Brakes, 4.10 Rear Axle Ratio, 4.2 Diagonal Color Display Driver Info Center, 6 Speakers, 6 Rectangular Chrome Tubular Assist Steps (LPO), ABS brakes, Adjustable pedals, Air Conditioning, All-Weather Floor Liner (LPO), Alloy wheels, AM/FM radio: SiriusXM, Auto-dimming door mirrors, Auto-Dimming Inside Rear-View Mirror, Auto-dimming Rear-View mirror, Automatic temperature control, Bluetooth® For Phone, Bodyside moldings, Bose 6 Speaker Sound System, Brake assist, Bumpers: chrome, Camper & 5th Wheel Trailer Wiring Provisions, CD player, Chrome Bodyside Moldings, Chrome Door Handles, Chrome Mirror Caps, Chrome Power-Adjustable Heated Outside Mirrors, Chrome wheels, Color-Keyed Carpeted Floor Mats, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Delay-off headlights, Digital Steering Assist, Driver & Front Passenger Vanity Mirror Visors, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Dual-Zone Automatic Climate Control, Duramax Plus Package, Electric Rear-Window Defogger, Electronic Shift Transfer Case, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, EZ-Lift & Lower Tailgate, Floor Mounted Console, Front 40/20/40 Split Bench Seat, Front anti-roll bar, Front Center Armrest w/Storage, Front dual zone A/C, Front fog lights, Front Full Feature Ventilated Bucket Seats, Front Halogen Fog Lamps, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, GMC 4G LTE, GMC Connected Access, HD Radio, Heated & Ventilated Front Bucket Seats, Heated door mirrors, Heated Driver and Front Passenger Seats, Heated front seats, Heated Leather Wrapped Steering Wheel, Heated Power-Adjustable Outside Mirrors, Heavy-Duty Handling/Trailering Suspension Package, High Idle Switch, High-Intensity Discharge Headlights, Hill Descent Control, Illuminated entry, Leather Appointed Seat Trim, Leather-Wrapped Steering Wheel, LED Cargo Box Lighting, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Occupant sensing airbag, Off-Road Package, OnStar & GMC Connected Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Power door mirrors, Power driver seat, Power passenger seat, Power Sliding Rear Window w/Defogger, Power steering, Power windows, Power Windows w/Driver Express Up & Down, Power-Adjustable Pedals For Accelerator & Brake, Preferred Equipment Group 4SA, Premium audio system: GMC Infotainment System, Radio: AM/FM/SiriusXM/HD, Radio: AM/FM/SiriusXM/HD w/Navigation, Rear 60/40 Folding Bench Seat (Folds Up), Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Remote Keyless Entry, Remote keyless entry, Remote Locking Tailgate, Remote Vehicle Starter System, Security system, Single Slot CD/MP3 Player, SiriusXM Satellite Radio, Smoked Amber Roof Marker Lamps, Speed control, Speed-sensing steering, Split folding rear seat, Spray-On Pickup Box Bed Liner, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Theft Deterrent System (Unauthorized Entry), Tilt steering wheel, Traction control, Trailer Brake Controller, Trailering Equipment, Trip computer, Turn signal indicator mirrors, Ultrasonic Front & Rear Park Assist, Universal Home Remote, Variably intermittent wipers, Voltmeter, Wheel Locks (Set of 4) (LPO), Wheels: 20 6-Spoke Polished Aluminum, Wireless Charging, Z71 Badging.