CARFAX One-Owner. 2021 GMC Sierra 2500HD Base Quicksilver Metallic 6.6L V8 6-Speed Automatic 4WD 4D Crew CabOdometer is 10951 miles below market average! 6-Speed Automatic, 4WD, Jet Black Vinyl, 17 Machined Aluminum Wheels, 17 Steel Wheels, 2-Speed Electronic Shift Transfer Case, 220 Amps Alternator, 3.73 Rear Axle Ratio, 4-Way Manual Driver Seat Adjuster, 4-Way Manual Passenger Seat Adjuster, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, AM/FM radio, Apple CarPlay/Android Auto, Brake assist, Bumpers: chrome, Chrome Surround Grille w/Black Mesh, Convenience Package, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electronic Stability Control, EZ Lift Power Lock & Release Tailgate, Front 40/20/40 Split-Bench Seats, Front anti-roll bar, Front Center Armrest w/Storage, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Gooseneck/5th Wheel Package, Gooseneck/5th Wheel Prep Package, Heavy-Duty 80 Amp Battery, Integrated Trailer Brake Controller, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Low tire pressure warning, Occupant sensing airbag, Outside Power-Adjustable Black Mirrors, Outside temperature display, Overhead airbag, Overhead console, Passenger door bin, Passenger vanity mirror, Pickup Box, Power Rear Windows w/Express Down, Power steering, Power windows, Preferred Equipment Group 1SA, Premium audio system: GMC Infotainment System, Radio: AM/FM w/GMC Infotainment System, Rear reading lights, Rear step bumper, Remote Keyless Entry, Snow Plow Prep/Camper Package, Solar Absorbing Glass, Split folding rear seat, Spray-On Pickup Box Bed Liner w/GMC Logo, Steering Wheel-Mounted Cruise Control, Suspension Package, Tachometer, Tilt steering wheel, Traction control, Trip computer, Variably intermittent wipers, Vinyl Seat Trim, Voltmeter, 6-Speed Automatic, 4WD, Jet Black Vinyl.