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Ford 5F9Z-9G444-AB Lower Oxygen Sensor

2005-2010 Ford 5F9Z9G444AB

Customer Questions & Expert Answers (3)
5F9Z-9G444-AB Ford Lower Oxygen Sensor Product Photo 1 of 1
5F9Z-9G444-AB Ford Lower Oxygen Sensor Product Photo 1 of 1
5F9Z-9G444-AB Ford Lower Oxygen Sensor Illustration 1 of 1
  • Part Description
    Sensor - Exhaust Gas - Oxygen
  • Base No.
    9G444
  • Position
    Driver Side
  • Replaces
    5F9Z-9G444-AA
  • Manufacturer
    Ford
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A

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  • Product Specifications

    BrandGenuine Ford
    Base No.9G444
    Manufacturer Part Number5F9Z-9G444-AB, 5F9Z9G444AB
    Part DescriptionLower Oxygen Sensor; Sensor - Exhaust Gas - Oxygen
    Item Dimensions8.6 x 7.7 x 7.6 inches
    Item Weight0.90 Pounds
    PositionDriver Side
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces5F9Z-9G444-AA
    ManufacturerFord
    SKU5F9Z-9G444-AB
    WarrantyThis genuine Ford part is guaranteed by Ford's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2007-2010 Ford Edge6 Cyl 3.5L DOHC VCT SMPI6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F50, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2005-2007 Ford Five Hundred6 Cyl 3.0L DOHC EFI Modular6-Speed Automatic Transaxle - AWF21, CVT Select Shift Transmission, Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2009-2010 Ford Flex6 Cyl 3.5L DOHC T/C, 6 Cyl 3.5L DOHC VCT SMPI6-Speed Automatic Transmission 6F50, 6-Speed Automatic Transmission 6F55, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2005-2007 Ford Freestyle6 Cyl 3.0L DOHC EFI ModularCVT Select Shift Transmission, Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2007-2010 Ford Fusion6 Cyl 3.5L DOHC VCT SMPI5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2008-2010 Ford Taurus6 Cyl 3.5L DOHC T/C, 6 Cyl 3.5L DOHC VCT SMPI6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F50, 6-Speed Automatic Transmission 6F55, CVT Select Shift Transmission, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2008-2009 Ford Taurus X6 Cyl 3.5L DOHC VCT SMPI6-Speed Automatic Transmission 6F50, Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2009-2010 Lincoln MKS6 Cyl 3.5L DOHC T/C, 6 Cyl 3.7L DOHC, 6 Cyl 3.7L PFI NA6-Speed Automatic Transmission 6F50, 6-Speed Automatic Transmission 6F55, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2010 Lincoln MKT6 Cyl 3.5L DOHC T/C, 6 Cyl 3.7L DOHC, 6 Cyl 3.7L PFI NA6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F50, 6-Speed Automatic Transmission 6F55, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
    2007-2010 Lincoln MKX6 Cyl 3.5L DOHC VCT SMPI6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F50, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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  • Customer Questions & Expert Answers

    Q:
    Will these fit my car and if not which part will? Thank you.
    A:
    You can Select Your Vehicle to check if 5F9Z-9G444-AB fits your vehicle.
    Posted and answered by Ford Parts Specialist Jack
    Q:
    How do you replace the upstream Oxygen Sensor for the 2010 Ford Fusion? Posted by Ashpreet S.
    A:
    To replace the upstream oxygen sensor, you need to locate it, disconnect the electrical connector, and then unscrew the sensor using a wrench or oxygen sensor socket. Apply anti-seize compound to the threads if reusing the old sensor. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Ley / Sep 27, 2024
    Q:
    What is the first step in replacing the Oxygen Sensor for the 2010 Ford Taurus? Posted by Google S.
    A:
    Disconnect the cable from the negative battery terminal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Don / Aug 01, 2025

Genuine Ford Part 5F9Z-9G444-AB, the Right Choice

To ensure reliability, purchase part # 5F9Z-9G444-AB Lower Oxygen Sensor. It is also called Oxygen Sensor. OEM parts are of high quality and known for their longevity. This is because they are built to the Ford standards which are relatively high and undergo rigorous quality control testing. This part fits specific Ford Flex, Freestyle, Fusion models. It fits Lincoln MKS, MKT, MKX. It also fits Mercury Milan, Montego, Sable.

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