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Northlake Auto

7047 Hwy 190 E. Service Rd, Covington, LA 70435
4.7
4.7 out of 5 stars
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Used 2021 GMC Sierra 1500 AT4

99,881 miles
For Sale:$35,995
Estimated payment:$816/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

Value ChartA visual chart indicating the fair price range is between $33,300 and $39,100, while the current price is $35,995.$33,300 - $39,100$35,995

  • Priced at $35,995, this vehicle is within the current market price range of $33,300 to $39,100.

  • It has 99,881 miles, which is 23,581 (31%) above the median mileage of 76,300.

Note: This is an estimate based on a variety of factors (experimental feature). It is intended to provide a fair market value range to help guide your buying decision.

View Full Value Report
2021-gmc-sierra-1500-at4-4x4-4dr-crew-cab-5-8-ft-sb.jpg
2021-gmc-sierra-1500-at4-4x4-4dr-crew-cab-5-8-ft-sb.jpg
2021-gmc-sierra-1500-at4-4x4-4dr-crew-cab-5-8-ft-sb.jpg
2021-gmc-sierra-1500-at4-4x4-4dr-crew-cab-5-8-ft-sb.jpg
2021-gmc-sierra-1500-at4-4x4-4dr-crew-cab-5-8-ft-sb.jpg
  • Truck
  • Pickup
  • Crew Cab
  • Extended Front Legroom
  • Vaulted Headroom
  • Condition
    Used
  • Mileage
    99,881miles
  • Aggregate Ratings
    3.8
    3.8 out of 5 stars
  • Generation
    4(2019 - 2026)
  • Trim
    AT4
  • Drivetrain
    4X4
  • Transmission
    10-Speed Shiftable Automatic
  • MPG
    15 city21 highwayMax range: 504 miles
  • Exterior Color
    Satin Steel Metallic (Gray)Factory Paint Code:G9K
  • Interior Color
    Jet Black W Kalahari Accents (Black)Factory Paint Code:HVD
  • Upholstery
    Leather
  • Size Segment
    1/2 Ton
  • Doors
    4
  • Max Seating
    5
  • Max Towing Capacity
    9,200lbs.
  • Weight Class
    6,000-10,000 lbs. (2)
  • Bed Length
    69.9in.
  • Ground Clearance
    10.9inch
  • NHTSA Safety Ratings
    4
    4 out of 5 stars
  • Final Assembly Point
    Fort Wayne, Indiana
  • VIN
    1GTP9EEDXMZ260517
  • Starting MSRP
    $54,700

Engine5.3L V8 Gasoline 355hp

  • Fuel Type:Gasoline
  • Fuel Quality:87
  • Max Horsepower:355 hp @ 5600 rpm
  • Power to Weight Ratio:14.48lbs/hp
  • Max Torque:383 ft.lbf @ 4100 rpm
  • Brand:EcoTec3
  • Displacement:5.3liters
  • Block Type:V
  • Cylinders:8
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Direct Injection
  • Redline:5,800rpm
  • Oil Capacity:7.6liters
  • Cam Type:OHV
  • Stroke:3.62
  • Bore:3.78
  • Valves:16

  • Comfort & Seating:

    • Heated Seats
    • Heated Steering Wheel
    • Power Seats
    • Ventilated Seats

  • Convenience:

    • 115V Power Outlet
    • Automatic Climate Control
    • Remote Start

  • Entertainment:

    • Bluetooth
    • Satellite Radio

  • Exterior:

    • Heated Mirrors
    • Tinted Windows

  • Other:

    • Trailer Hitch

  • Safety:

    • Backup Camera
    • Tire Pressure Monitoring

  • Technology:

    • Android Auto

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Listed on April 28, 2026 (an hour ago)
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This Used 2021 GMC Sierra 1500 AT4 is available for drivers in Covington, Hammond, Mandeville, Ponchatoula, Slidell, Franklinton, Bogalusa, Madisonville ...

Cruz™ Disclaimer: Vehicle details shown on this site are provided by sellers or third parties. Cruz™ does not independently verify this information and is not liable for its accuracy. All services and content are offered without any warranty, either expressed or implied. Learn more here.MPG & Max Range: Fuel economy estimates are provided by the EPA and are intended for comparison purposes only. Your actual mileage will vary depending on driving conditions, vehicle condition, and other factors.Price: Prices shown may not include taxes, fees, or other charges. Prices and availability are subject to change without notice. Contact the seller for the most current pricing information.Options & Features: Installed options may not be shown. Contact the seller for more information about available features and options.