Allison 1000 6-Speed Automatic, 4WD, Black Leather, 1-Piece Radiator Grille/Front Bumper Opening Cover, 110-Volt AC Power Outlet, 18" Chromed Aluminum Wheels, 3.73 Rear Axle Ratio, 4-Wheel Disc Brakes, 4.2" Diagonal Color Display Driver Info Center, 6 Speakers, 6" Rectangular Chrome Tubular Assist Steps (LPO), ABS brakes, Adjustable pedals, Air Conditioning, 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, 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, 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 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, Gooseneck/5th Wheel Prep Package, HD Radio, 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-Intensity Discharge Headlights, Hill Descent Control, Illuminated entry, Leather Appointed Seat Trim, Leather-Wr