Onyx Black 2018 GMC Sierra 1500 SLT 4WD 6-Speed Automatic Electronic with Overdrive EcoTec3 5.3L V8 Clean Autocheck, 172 Point Inspection, 6-Speed Automatic Electronic with Overdrive, 4WD, Jet Black Leather, 10-Way Power Driver's Seat Adjuster, 110-Volt AC Power Outlet, 150 Amp Alternator, 1st & 2nd Row Color-Keyed Carpeted Floor Mats, 20 x 9 Polished Aluminum Wheels, 2-Speed Active Electronic AutoTrac Transfer Case, 4.2 Diagonal Color Display Driver Info Center, 6 Rectangular Chromed Tubular Assist Steps, 6-Speaker Audio System, Adjustable pedals, Auto-dimming door mirrors, Auto-Dimming Inside Rear-View Mirror, Auto-dimming Rear-View mirror, Automatic temperature control, Auxiliary External Transmission Oil Cooler, Bodyside moldings, Bose Speaker System, Bumpers: chrome, Chrome Bodyside Moldings, Chrome Door Handles, Chrome Mirror Caps, Color-Keyed Carpeting, Deep-Tinted Glass, Delay-off headlights, Driver & Front Passenger Illuminated Vanity Mirrors, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Exterior Parking Camera Rear, EZ Lift & Lower Tailgate, Floor Mounted Console, Front dual zone A/C, Front fog lights, Front Frame-Mounted Black Recovery Hooks, Front Full Feature Power Reclining Bucket Seats, Front License Plate Kit, Front reading lights, Fully automatic headlights, Garage door transmitter, GMC 4G LTE, GMC Connected Access, HD Radio, Heated & Ventilated Front Bucket Seats, Heated door mirrors, Heated Driver & Front Passenger Seats, Heated front seats, Heavy Duty Suspension, Heavy-Duty Rear Locking Differential, High-Intensity Discharge Headlights, Hill Descent Control, Integrated Trailer Brake Controller, Leather Appointed Seat Trim, Leather Wrapped Heated Steering Wheel, Leather Wrapped Steering Wheel w/Cruise Controls, LED Cargo Box Lighting, LED Tailamps w/Signature, Manual Tilt/Telescoping Steering Column, Memory seat, Off-Road Suspension Package, OnStar & GMC Connected Services Capable, Power Adjustable Pedals, Power door mirrors, Power driver seat, Power Folding & Adjustable Heated Outside Mirrors, Power passenger seat, Power Sliding Rear Window w/Defogger, Power Windows w/Driver Express Up & Down, Preferred Equipment Group 4SA, Radio: AM/FM/GMC Infotainment System, Rear 60/40 Folding Bench Seat (Folds Up), Rear step bumper, Rear Wheelhouse Liners, Remote Keyless Entry, Remote Locking Tailgate, Remote Vehicle Starter System, Security system, Single Slot CD/MP3 Player, SiriusXM Satellite Radio, SLT Preferred Package, Speed control, Steering Wheel Audio Controls, Telesc