This 2021 GMC Sierra 2500HD AT4 combines serious capability with refined comfort in a powerful crew cab package. Built on the legendary Duramax 6.6L V8 Turbodiesel engine and backed by a 10-speed automatic transmission, this 4WD workhorse delivers the performance and efficiency you expect from GMC's premium HD lineup. With 81,755 miles, it represents excellent value for a well-equipped truck ready to handle whatever comes next.
- 4-Wheel Drive with 2-Speed Active Transfer Case
- Duramax 6.6L V8 Turbodiesel Engine
- Gooseneck/5th Wheel Package with Integrated Trailer Brake Controller
- Premium Audio System with SiriusXM and Navigation
- Heated and Ventilated Leather Front Seats
- Power Sunroof
- Advanced Safety Suite including Automatic Emergency Braking and Lane Departure Warning
- Wireless Phone Projection and Apple CarPlay/Android Auto
- Dual 220-Amp Primary and 170-Amp Auxiliary Alternators
- Remote Vehicle Starter System
The AT4 trim elevates your experience with premium leather upholstery, an available Bose audio system, and thoughtful conveniences like dual-zone automatic climate control, heated steering wheel, and wireless charging. Technology is front and center with an 8-inch driver information center, 15-inch head-up display, and GMC's connected services suite. The truck's rugged credentials shine through with power-retractable assist steps, LED lighting, and an off-road suspension calibrated for the X31 Off-Road Package.
Visit our showroom today to experience this capable Sierra 2500HD AT4 firsthand. Our team is ready to discuss financing options and answer any questions about this impressive diesel-powered truck.
2021 GMC Sierra 2500HD AT4 Truck
- Used
- Diesel
- Van Price
- $49,999
- Doc Fee
- $225
- Price After Fees
- $50,224
- Optional Accessories
- $2,392
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The overview
- Exterior Color
- Summit White
- Interior Color
- Jet Black
- Odometer
- 81,755 miles
- Body/Seating
- Truck/5 seats
- Seats
- 5 seats
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4WD
- Engine
- Duramax 6.6L V8 Turbodiesel
- VIN
- 1GT49PEY7MF224710
- Stock Number
- MF224710
The highlights
- Leather upholstery
- Automatic temperature control
- Premium audio system
- Wireless phone connectivity
- Front dual zone A/C
- Auto-dimming rearview mirror
- Split folding rear seat
- Memory seat
- Heated front seats
- Ventilated front seats
- Perimeter/approach lights
- Remote keyless entry
The full specifications
- 1-touch down
- 1-touch up
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Front beverage holders
- Front dual zone A/C
- Heated steering wheel
- Illuminated entry
- Memory seat
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start: keyfob
- Remote keyless entry
- Speed control
- Telescoping steering wheel
- Tilt steering wheel
- Alloy wheels
- Front anti-roll bar
- Front wheel independent suspension
- Power steering
- Single rear wheels
- Speed-sensing steering
- Tires: all-terrain
- 1st row LCD monitors: 2
- AM/FM radio: SiriusXM with 360L
- Premium audio system: Premium GMC Infotainment System
- Primary LCD size: 8.0"
- Smart device integration: Android Auto/Apple CarPlay
- Steering wheel mounted audio controls
- Wireless phone connectivity: Bluetooth
- Front center armrest
- Front seats: bucket
- Heated front seats
- Heated rear seats
- Leather upholstery
- Max seating capacity: 5
- Power 2-way driver lumbar support
- Power 2-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: leather
- Split folding rear seat
- Ventilated front seats
- Cylinder configuration: V-8
- Drive type: four-wheel
- Engine liters: 6.6L
- Engine location: front
- Fuel tank capacity: 36.0gal.
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Rear locking differential
- Standard fuel economy fuel type: gasoline
- Variable valve control
- Ground clearance (min): 257mm (10.1")
- Auto-dimming door mirrors
- Bedliner
- Bumpers: body-color
- Heated door mirrors
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Skid plates
- Trailer hitch receiver
- Trailer sway control
- Turn signal indicator mirrors
- Exterior body width: 2,079mm (81.8")
- Exterior height: 2,023mm (79.7")
- Exterior length: 6,352mm (250.1")
- Front headroom: 1,093mm (43.0")
- Front hiproom: 1,554mm (61.2")
- Front legroom: 1,131mm (44.5")
- Front shoulder room: 1,677mm (66.0")
- Rear headroom: 1,013mm (39.9")
- Rear hiproom: 1,530mm (60.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,659mm (65.3")
- Turning radius: 8.0m (26.3')
- Wheelbase: 4,037mm (158.9")
- Appearance: analog
- Compass
- Delay-off headlights
- Front fog lights
- Front reading lights
- Fully automatic headlights
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Rear reading lights
- Rear window defroster
- Tachometer
- Trip computer
- Variably intermittent wipers
- Voltmeter
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Security system
- Traction control
Notes from the dealer
3.6
The prices and incentives shown above may vary from region to region and are subject to change. Inventory is subject to prior sale. Vehicle information is based on standard equipment and may vary from vehicle to vehicle. Please contact us via phone or email for specific vehicle information. All prices plus tax, title, license, dealer adds and documentation fee.
