Reduced by $504 since Oct 02, 2026

2021 GMC Sierra 1500 AT4



  • $39,947 Wyatt Johnson Ford Price

  • Retail Price: $41,902
  • Wyatt Johnson Ford Price: $39,947
  • Not all listed options may be available on specific models. See dealer for details.

  • *Please Note: We turn our inventory daily, please check with the dealer to confirm vehicle availability.

  • Click To Call
  • Confirm Availability

Visit our Store

Vehicle Information

VIN: 3GTP9EED0MG320790
Stock #: TMG320790G
Model Code: TK10543
  • Condition Used
  • Body Style 4D Crew Cab
  • Exterior Color Summit White
  • Interior Color Jet Black With Kalahari Accents
  • Mileage 72,591
  • Fuel Economy
    City/Highway 16/21 MPG
  • Engine 8 Cyl - 5.3 L
  • Transmission 10-Speed Automatic
  • Fuel Type Gasoline

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

This 2021 GMC Sierra 1500 AT4 delivers premium truck performance and refined capability. With its powerful EcoTec3 5.3L V8 engine, 10-speed automatic transmission, and confident 4WD system, this crew cab is built to handle both highway drives and off-road terrain. The striking white exterior pairs beautifully with the jet black leather interior accented with Kalahari tones, creating a sophisticated yet rugged aesthetic that commands attention.

- Technology Package with Premium GMC Infotainment System and Navigation
- 20 Machined Aluminum Wheels with Carbon Grey Metallic Accents
- Driver Alert Package II with Forward Collision Alert and Lane Keep Assist
- AT4 Preferred Package with Off-Road Suspension and Hill Descent Control
- Premium Bose 7-Speaker Sound System with SiriusXM 360L
- Heated and Ventilated Leather Front Seats with 10-Way Power Adjustment
- Advanced Safety: Automatic Emergency Braking, Rear Cross Traffic Alert, and HD Surround Vision
- ProGrade Trailering System with Integrated Trailer Brake Controller
- Spray-On Pickup Bed Liner with AT4 Logo and Rear Wheelhouse Liners
- Multicolor 15 Head-Up Display with Wireless Charging

This Sierra AT4 represents the perfect balance of capability, comfort, and technology. Whether you're tackling weekend adventures or commanding the daily commute, this truck delivers the premium experience you deserve. Visit us today to experience the power and luxury of this exceptional GMC firsthand.

Eligible Benefits

All Features

  • AT4 Preferred Package
  • Driver Alert Package I
  • Driver Alert Package II
  • Preferred Equipment Group 4SB
  • Technology Package
  • Trailering Package
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • AM/FM radio: SiriusXM with 360L
  • Premium audio system: GMC Infotainment System
  • Premium Bose 7-Speaker Sound System
  • Radio data system
  • Radio: Premium GMC Infotainment Sys w/Multi-Touch
  • Radio: Premium GMC Infotainment Sys w/Navigation
  • SiriusXM w/360L
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster
  • 12-Volt Rear Auxiliary Power Outlet
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • Driver Memory
  • Memory seat
  • Power driver seat
  • Power Front Passenger Windows w/Express Up/Down
  • Power Front Windows w/Driver Express Up/Down
  • Power Rear Windows w/Express Down
  • Power steering
  • Power windows
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • Universal Home Remote
  • Auto-Locking Rear Differential
  • Electrical Lock Control Steering Column
  • Manual Tilt-Wheel & Telescoping Steering Column
  • Off-Road Suspension
  • Speed-sensing steering
  • Traction control
  • 4-Wheel Disc Brakes
  • ABS brakes
  • Dual front impact airbags
  • Dual front side impact airbags
  • Front anti-roll bar
  • Front wheel independent suspension
  • Keyless Open & Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Door Locks
  • Brake assist
  • Electronic Stability Control
  • Hill Descent Control
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Perimeter Lighting
  • Panic alarm
  • Security system
  • Theft Deterrent System (Unauthorized Entry)
  • Adaptive Cruise Control
  • Speed control
  • 170 Amp Alternator
  • Auxiliary External Transmission Oil Cooler
  • Heavy-Duty Air Filter
  • Auto-dimming door mirrors
  • Body-Color Surround Grille
  • Bumpers: body-color
  • Heated door mirrors
  • IntelliBeam Automatic High Beam On/Off
  • LED Cargo Area Lighting
  • Power door mirrors
  • ProGrade Trailering System
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-On Pickup Bed Liner w/AT4 Logo
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 4.2" Diagonal Color Display Driver Info Center
  • 4G LTE Wi-Fi Hotspot Capable
  • 8" Driver Information Center
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Automatic Emergency Braking
  • Bed View Camera
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Following Distance Indicator
  • Forward Collision Alert
  • Front Pedestrian Braking
  • Front Prem Floor Liners w/Removable Carpet Insert
  • Front reading lights
  • GMC Connected Access Capable
  • HD Rear Vision Camera
  • HD Surround Vision w/2 Trailer View Camera Provisions
  • Heated steering wheel
  • Illuminated entry
  • Lane Change Alert w/Side Blind Zone Alert
  • Lane Keep Assist w/Lane Departure Warning
  • Multicolor 15" Diagonal Head-Up Display
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Camera Mirror
  • Rear Cross Traffic Alert
  • Rear Dual USB Charging-Only Ports
  • Rear Prem Floor Liners w/Removable Carpet Insert
  • Rear reading lights
  • Rear seat center armrest
  • Safety Alert Seat
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trip computer
  • Ultrasonic Front & Rear Park Assist
  • Voltmeter
  • Wireless Charging
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • Front Bucket Seats
  • Front Center Armrest
  • Heated 2nd Row Outboard Seats
  • Heated Driver & Front Outboard Passenger Seating
  • Heated front seats
  • Perforated Leather-Appointed Front Seat Trim
  • Power passenger seat
  • Split folding rear seat
  • Ventilated Driver & Front Passenger Seats
  • Ventilated front seats
  • Passenger door bin
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller
  • Red Recovery Hooks
  • 18" x 8.5" Machined Aluminum Wheels
  • Alloy wheels
  • Wheels: 20" x 9" Machined Aluminum
  • Deep-Tinted Glass
  • Power Sliding Rear Window w/Rear Defogger
  • Variably intermittent wipers
  • 3.23 Rear Axle Ratio
Vehicles You Might Like

2022 Jeep Gladiator Sport

Price Drop
VIN: 1C6JJTAG1NL112804
Stock: TNL112804
Model: JTJL98
  • Call For Price MSRP


2023 Nissan Frontier SV

VIN: 1N6ED1EJ2PN640304
Stock: TPN640304
Model: 34313
  • Call For Price MSRP


2011 Ford F-350SD Lariat DRW

Price Drop
VIN: 1FT8W3DT5BEB07560
Stock: TBEB07560
Model: W3D
  • Call For Price MSRP


2023 Honda Ridgeline RTL-E

Price Drop
VIN: 5FPYK3F76PB015219
Stock: APB015219
Model: YK3F7PKNW
  • Call For Price MSRP


If provided, Advertised Price EXCLUDES all optional dealer offered items, accessories, or product addendums optionally selected by the purchaser, and official government charges, taxes and fees. Further, dealership charges a document processing fee of $899 regulated by TCA 55-17-114 and federal law, included in Advertised Price. Advertised prices INCLUDE factory-installed options installed by the manufacturer, and non-optional dealer-installed accessories already installed on the vehicle by the dealer at time of advertising. For new vehicles, advertised price also includes MSRP and factory transportation costs. By submitting your information, you consent to receive all forms of communication including but not limited to phone, text, email, mail, etc. Message and data rates may apply. Consent to these terms is not a condition of purchase. You may opt out at any time. MPG based on model year EPA mileage ratings. Use for comparison purposes only. Certain discounts and incentives may be available to all of the general public, or may have certain conditions, such as being financed through a required specific lender, call Dealer for details or see disclosures herein. Certain used vehicles may be subject to important Wholesale to the Public disclosures provided to you prior to purchase; please consider carefully before your purchase decision. If made, references to the dealer’s Lifetime Limited Powertrain Warranty (LLPW) only relate to vehicles that qualify for such LLPW due to age and mileage status.