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Harrison Auto Sales

12451 Lincoln Hwy, Irwin, PA 15642
4.6
4.6 out of 5 stars
1view

Used 2021 GMC Sierra 1500 AT4

132,751 miles
For Sale:$29,121
Estimated payment:$660/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

Value ChartA visual chart indicating the fair price range is between $31,800 and $37,400, while the current price is $29,121.$31,800 - $37,400$29,121

  • Priced at $29,121, this vehicle is $2,679 (8%) below the low end of its fair market value of $31,800.

  • The current fair market price range is between $31,800 to $37,400.

  • It has 132,751 miles, which is 57,651 (77%) above the median mileage of 75,100.

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
    132,751miles
  • Aggregate Ratings
    3.8
    3.8 out of 5 stars
  • Generation
    4(2019 - 2026)
  • Trim
    AT4
  • Drivetrain
    4X4
  • Transmission
    10-Speed Shiftable Automatic
  • MPG
    14 city19 highwayMax range: 456 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
    Silao, Mexico
  • VIN
    3GTP9EEL7MG426418
  • Starting MSRP
    $54,700

Engine6.2L V8 Gasoline 420hp

  • Fuel Type:Gasoline
  • Fuel Quality:87
  • Max Horsepower:420 hp @ 5600 rpm
  • Power to Weight Ratio:12.24lbs/hp
  • Max Torque:460 ft.lbf @ 4100 rpm
  • Brand:EcoTec3
  • Displacement:6.2liters
  • Block Type:V
  • Cylinders:8
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Direct Injection
  • Redline:6,000rpm
  • Oil Capacity:7.6liters
  • Cam Type:OHV
  • Stroke:3.62
  • Bore:4.06
  • Valves:16

Message from the seller

1 OWNER!! GMC 1500 SIERRA, 4WD, CREW CAB, AT4, FINISHED IN SATIN STEEL METALLIC W/ BLACK LEATHER/ KALAHARI ACCENTS, OPTIONAL 6.2L V8, OPTIONAL 20" MACHINE WHEELS, HD REAR VISION CAMERA, X31 OFF-ROAD SUSPENSION, 8" COLOR HD TOUCHSCREEN, HEATED & VENTILATED FRONT SEATS, TUNEAU COVER, XTRA SHARP AND PRICED-TO-SELL!!!! This Vehicle has a Brand-New PA State Inspection and Emission Testing Sticker. This has Been Performed by our own Master Certified Technicians at Harrison Auto. We Service what we Sell, Buy with Confidence from a Reputable Dealership Proudly Serving our community since 1996! We Offer the Absolute Best Pricing on the Internet!!! CALL Us at 724.861.8100 to SCHEDULE an APPOINTMENT to see it ~ Hours Mon, Tues, Thurs 9-6...(Closed Wed), Fri 9-5....Sat 9-2...Closed Sundays

  • 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

1view
Listed on June 9, 2025 (a year ago)
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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.