Allison 1000 6-Speed Automatic, 4WD, Dark Ash Seats With Jet Black Interior Accents Cloth, 110-Volt AC Power Outlet, 150 Amps Alternator, 3.5 Diagonal Monochromatic Display DIC, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System, ABS brakes, Air Conditioning, AM/FM radio, Auto-Dimming Inside Rear-View Mirror, Back-Up Alarm Calibration, Base Steering Wheel, Black High-Visibility Outside Mirrors, Black Power-Adjustable Heated Outside Mirrors, Brake assist, Bumpers: chrome, Capped Fuel Fill, Cloth Seat Trim, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Dual front impact airbags, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, Front 40/20/40 Reclining Split-Bench Seat, Front anti-roll bar, Front Center Armrest w/Storage, Front reading lights, Front wheel independent suspension, Fully automatic headlights, High-Intensity Discharge Headlights, Integrated Trailer Brake Controller, Occupant sensing airbag, Overhead console, Passenger door bin, Passenger vanity mirror, Power steering, Power windows, Preferred Equipment Group 1SA, Premium audio system: GMC Infotainment System, Radio: AM/FM w/GMC Infotainment System, Rear 60/40 Folding Bench Seat (Folds Up), Rear reading lights, Rear seat center armrest, Rear step bumper, Remote Keyless Entry, Sierra Convenience Pkg, Speed control, Split folding rear seat, Standard Suspension Package, Tachometer, Tilt steering wheel, Traction control, Trailering Equipment, Trip computer, Variably intermittent wipers, Voltmeter, Allison 1000 6-Speed Automatic, 4WD, Dark Ash Seats With Jet Black Interior Accents Cloth. Clean CARFAX. Recent Arrival! 2019 GMC Sierra 3500HD Summit White Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed Automatic 4WD