This Oxygen O2 Sensor is a new, aftermarket replacement part that has the following specifications:

  • Four pin, 4 wire configuration
  • Correct wire length (15.7Inches)
  • Replaces dealer part numbers: 0258005787, 5F9Z9G444AB, 5F9Z-9G444-AB, 5W6Z9G444BA, 5W6Z-9G444-BA, AJTB18861, AJTB-18-861, E6DF9G444E1A, E6DF-9G444E-1A, F4ZZ9G444B, F4ZZ-9G444-B, F5WZ9F472BA, F5WZ-9F472-BA, F6CZ9G444BA, F6CZ-9G444-BA, F6DF9G444B2A, F6DF-9G444-B2A, F6DF9G444E1A, F6DF-9G444E-1A, F6DZ9G444B, F6DZ-9G444-B, F77F9F472BA, F77F-9F472-BA, F77Z9F472BA, F77Z-9F472-BA, F85Z9G444BA, F85Z-9G444-BA, L3TT18861, L3TT-18-861, XS2A9G444AA, XS2A-9G444-AA, XS2Z9G444AA, XS2Z-9G444-AA, ZZC418861, ZZC4-18-861
  • Direct Fit
  • Correct Connector No cutting or splicing
  • Built and tested to strict quality control standards
  • Some applications use (2) of the same Oxygen Sensors Upstream and Downstream

 

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

 

A direct replacement. If you have a bad O2 sensor causing your vehicle to idle poorly or fail an emission test then this is the part for you.

Our electrical and electronic parts are subject to strict quality control testing .  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed

Note:  You may be required to reset the vehicle’s computer after installation of this part.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. step : Removing the Oxygen Sensor (0:47)
    • Raise and support the vehicle
    • Disconnect the oxygen sensor electrical connector
    • Cut the oxygen sensor wire with wire cutters
    • Remove the oxygen sensor with a 7/8" wrench
    • Strike the wrench with a hammer if necessary
    • Apply rust penetrant to the sensor if necessary
  2. step : Installing the Oxygen Sensor (2:41)
    • Remove the shipping protector from the oxygen sensor
    • Thread the oxygen sensor into the catalytic converter
    • Tighten the sensor with a 7/8" wrench
    • Connect the oxygen sensor electrical connector

Tools needed for replacement:

    General Tools

  • Jack Stands
  • Hammer
  • Floor Jack

  • Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Wire Cutters

  • Wrenches - SAE

  • 7/8 Inch Wrench

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How-to Video:

(03:41 min)

Tools List:

    General Tools

  • Jack Stands
  • Hammer
  • Floor Jack

  • Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Wire Cutters

  • Wrenches - SAE

  • 7/8 Inch Wrench



This part replaces:

  • Standard Motor Products SG1803

Vehicle Fit

  • 1996-2000 Ford Contour Downstream O2 Oxygen Sensor L4 2.5L
  • 1996-1998 Ford Contour Downstream O2 Oxygen Sensor L4 2.0L
  • 1999 Ford Contour O2 Oxygen Sensor Round Plug Downstream L4 2.0L
  • 2000 Ford Contour Downstream O2 Oxygen Sensor L4 2.0L
  • 1994 Ford Crown Victoria Upstream O2 Oxygen Sensor V8 4.6L
  • 1996-2005 Ford Crown Victoria Downstream O2 Oxygen Sensor V8 4.6L
  • 2006-2007 Ford Crown Victoria Downstream O2 Oxygen Sensor V8 4.6L
  • 1997-2003 Ford E150 Van Downstream O2 Oxygen Sensor V6 4.2L
  • 1997-2001 Ford E150 Van Downstream O2 Oxygen Sensor V10 6.8L
  • 1997-1998 Ford E150 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 1997-2007 Ford E150 Van Downstream O2 Oxygen Sensor V8 4.6L
  • 1999 Ford E150 Van O2 Oxygen Sensor 8.5 Inch Length Wire 4 Wire Sensor Downstream V8 5.4L
  • 1999 Ford E150 Van O2 Oxygen Sensor 12.5 Inch Length Wire 4 Wire Sensor Downstream V8 5.4L
  • 2000-2001 Ford E150 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 2002 Ford E150 Van Downstream O2 Oxygen Sensor V8 5.4L California Emissions
  • 2002 Ford E150 Van Downstream O2 Oxygen Sensor V10 6.8L California Emissions
  • 2003-2007 Ford E150 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 2003-2007 Ford E150 Van Downstream O2 Oxygen Sensor V10 6.8L
  • 2003 Ford E150 Van Upstream O2 Oxygen Sensor V8 5.4L
  • 2005-2008 Ford E150 Van Upstream O2 Oxygen Sensor V8 5.4L
  • 2006-2008 Ford E150 Van Upstream O2 Oxygen Sensor V8 4.6L
  • 1997-2003 Ford E250 Van Downstream O2 Oxygen Sensor V6 4.2L
  • 1997-2001 Ford E250 Van Downstream O2 Oxygen Sensor V10 6.8L
  • 1997-2007 Ford E250 Van Downstream O2 Oxygen Sensor V8 4.6L
  • 1997-1998 Ford E250 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 1999 Ford E250 Van O2 Oxygen Sensor 8.5 Inch Length Wire 4 Wire Sensor Downstream V8 5.4L
  • 1999 Ford E250 Van O2 Oxygen Sensor 12.5 Inch Length Wire 4 Wire Sensor Downstream V8 5.4L
  • 2000-2001 Ford E250 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 2002 Ford E250 Van Downstream O2 Oxygen Sensor V8 5.4L California Emissions
  • 2002 Ford E250 Van Downstream O2 Oxygen Sensor V10 6.8L California Emissions
  • 2003-2007 Ford E250 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 2003-2007 Ford E250 Van Downstream O2 Oxygen Sensor V10 6.8L
  • 2005-2008 Ford E250 Van Upstream O2 Oxygen Sensor V8 5.4L
  • 1997-2003 Ford E350 Van Downstream O2 Oxygen Sensor V6 4.2L
  • 1997-2001 Ford E350 Van Downstream O2 Oxygen Sensor V10 6.8L
  • 1997-2007 Ford E350 Van Downstream O2 Oxygen Sensor V8 4.6L
  • 1997-1998 Ford E350 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 1999 Ford E350 Van O2 Oxygen Sensor 8.5 Inch Length Wire 4 Wire Sensor Downstream V8 5.4L
  • 1999 Ford E350 Van O2 Oxygen Sensor 12.5 Inch Length Wire 4 Wire Sensor Downstream V8 5.4L
  • 2000-2001 Ford E350 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 2002 Ford E350 Van Downstream O2 Oxygen Sensor V8 5.4L California Emissions
  • 2002 Ford E350 Van Downstream O2 Oxygen Sensor V10 6.8L California Emissions
  • 2003-2007 Ford E350 Van Downstream O2 Oxygen Sensor V8 5.4L
  • 2003-2007 Ford E350 Van Downstream O2 Oxygen Sensor V10 6.8L
  • 2005-2008 Ford E350 Van Upstream O2 Oxygen Sensor V10 6.8L
  • 2007-2010 Ford Edge Upstream O2 Oxygen Sensor
  • 2005-2007 Ford Escape Downstream O2 Oxygen Sensor L4 2.3L
  • 2005-2008 Ford Escape Upstream O2 Oxygen Sensor L4 2.3L
  • 2009 Ford Escape Upstream O2 Oxygen Sensor L4 2.5L
  • 1997-2004 Ford Expedition Downstream O2 Oxygen Sensor V8 4.6L
  • 1997-2004 Ford Expedition Downstream O2 Oxygen Sensor V8 5.4L
  • 2005-2007 Ford Expedition Downstream O2 Oxygen Sensor V8 5.4L
  • 2002 Ford Explorer Downstream O2 Oxygen Sensor V8 4.6L
  • 2002-2005 Ford Explorer O2 Oxygen Sensor Downstream Passenger Side V6 4.0L
  • 2003-2005 Ford Explorer O2 Oxygen Sensor Downstream Passenger Side V8 4.6L
  • 2006-2007 Ford Explorer Downstream O2 Oxygen Sensor V6 4.0L
  • 2006-2007 Ford Explorer Downstream O2 Oxygen Sensor V8 4.6L
  • 2007 Ford Explorer Sport Trac Downstream O2 Oxygen Sensor V8 4.6L
  • 2007 Ford Explorer Sport Trac Downstream O2 Oxygen Sensor V6 4.0L
  • 2004 Ford F150 Heritage Truck Downstream O2 Oxygen Sensor V6 4.2L
  • 2004 Ford F150 Heritage Truck Downstream O2 Oxygen Sensor V8 4.6L
  • 1997-2005 Ford F150 Truck Downstream O2 Oxygen Sensor V6 4.2L
  • 1997-2004 Ford F150 Truck Downstream O2 Oxygen Sensor V8 4.6L
  • 1997-2003 Ford F150 Truck Downstream O2 Oxygen Sensor V8 5.4L
  • 1997-1999 Ford F250 Light Duty Truck Downstream O2 Oxygen Sensor V8 4.6L
  • 1999 Ford F250 Light Duty Truck Downstream O2 Oxygen Sensor V8 5.4L
  • 1999 Ford F250 Super Duty Truck Downstream O2 Oxygen Sensor V8 5.4L
  • 2001 Ford F250 Super Duty Truck Downstream O2 Oxygen Sensor V8 5.4L California Emissions
  • 2006-2010 Ford F250 Super Duty Truck Upstream O2 Oxygen Sensor V10 6.8L
  • 1996 Ford F250 Truck Downstream O2 Oxygen Sensor V8 7.5L California, Massachusetts, or New York Emissions
  • 1997 Ford F250 Truck Downstream O2 Oxygen Sensor V8 5.8L
  • 1999 Ford F350 Super Duty Truck Downstream O2 Oxygen Sensor V8 5.4L
  • 2001 Ford F350 Super Duty Truck Downstream O2 Oxygen Sensor V8 5.4L California Emissions
  • 2006-2010 Ford F350 Super Duty Truck Upstream O2 Oxygen Sensor V10 6.8L
  • 1996 Ford F350 Truck Downstream O2 Oxygen Sensor V8 7.5L California, Massachusetts, or New York Emissions
  • 1997 Ford F350 Truck Downstream Under 8500LB GVW O2 Oxygen Sensor V8 5.8L
  • 2006-2010 Ford F450 Truck Upstream O2 Oxygen Sensor V10 6.8L
  • 2006-2010 Ford F550 Truck Upstream O2 Oxygen Sensor V10 6.8L
  • 2005-2007 Ford Five Hundred Downstream O2 Oxygen Sensor V6 3.0L
  • 2000 Ford Focus Downstream O2 Oxygen Sensor L4 2.0L
  • 2005-2006 Ford Freestyle O2 Oxygen Sensor Downstream Driver Side V6 3.0L
  • 2005-2006 Ford Freestyle O2 Oxygen Sensor Downstream Passenger Side V6 3.0L
  • 2006-2009 Ford Fusion Upstream O2 Oxygen Sensor V6 3.0L
  • 1996 Ford Motorhome M-400/450 Downstream O2 Oxygen Sensor V8 7.5L California, Massachusetts, or New York Emissions
  • 1996-1997 Ford Ranger Upstream O2 Oxygen Sensor V6 4.0L
  • 1997 Ford Ranger Upstream O2 Oxygen Sensor L4 2.3L
  • 2004-2005 Ford Ranger O2 Oxygen Sensor Downstream Passenger Side V6 4.0L
  • 2004-2005 Ford Ranger O2 Oxygen Sensor Downstream Passenger Side V6 3.0L
  • 2006 Ford Ranger Downstream O2 Oxygen Sensor V6 4.0L
  • 1991-1995 Ford Taurus O2 Oxygen Sensor Upstream Front V6 3.0L
  • 1992-1995 Ford Taurus Upstream O2 Oxygen Sensor V6 3.8L
  • 1996-2001 Ford Taurus Downstream O2 Oxygen Sensor V6 3.0L
  • 1996-1999 Ford Taurus Downstream SHO O2 Oxygen Sensor V8 3.4L
  • 2008-2009 Ford Taurus Upstream O2 Oxygen Sensor V6 3.5L excluding California Emissions
  • 2008-2009 Ford Taurus X Upstream O2 Oxygen Sensor V6 3.5L excluding California Emissions
  • 1992-1994 Ford Tempo Upstream O2 Oxygen Sensor L4 2.3L
  • 1992 Ford Tempo Upstream O2 Oxygen Sensor V6 3.0L
  • 1993-1994 Ford Tempo O2 Oxygen Sensor Upstream Front V6 3.0L
  • 1992-1994 Ford Thunderbird O2 Oxygen Sensor Upstream Front V6 3.8L
  • 2002 Ford Thunderbird Downstream O2 Oxygen Sensor V8 3.9L
  • 2003-2005 Lincoln Aviator O2 Oxygen Sensor Downstream Driver Side V8 4.6L
  • 2002 Lincoln Blackwood Downstream O2 Oxygen Sensor V8 5.4L
  • 1992-1994 Lincoln Continental O2 Oxygen Sensor Upstream Front V6 3.8L
  • 2000-2002 Lincoln LS Downstream O2 Oxygen Sensor V6 3.0L
  • 2000-2002 Lincoln LS Downstream O2 Oxygen Sensor V8 3.9L
  • 2007-2010 Lincoln MKX Upstream O2 Oxygen Sensor V6 3.5L
  • 2007-2010 Lincoln MKZ Upstream O2 Oxygen Sensor V6 3.5L
  • 1993-1994 Lincoln Mark VIII O2 Oxygen Sensor Upstream Front V8 4.6L
  • 1998-2007 Lincoln Navigator Downstream O2 Oxygen Sensor V8 5.4L
  • 1994 Lincoln Town Car Upstream O2 Oxygen Sensor V8 4.6L California, Massachusetts, or New York Emissions
  • 1995-2007 Lincoln Town Car Downstream O2 Oxygen Sensor V8 4.6L
  • 2006 Lincoln Zephyr Upstream O2 Oxygen Sensor V6 3.0L
  • 1996 Mazda B2300 Truck O2 Oxygen Sensor Upstream L4 2.3L
  • 2007 Mazda CX-9 Upstream O2 Oxygen Sensor V6 3.5L
  • 2008-2010 Mazda CX-9 Upstream O2 Oxygen Sensor V6 3.7L
  • 2005-2006 Mazda Tribute Upstream O2 Oxygen Sensor V6 3.0L
  • 2005-2006 Mazda Tribute O2 Oxygen Sensor Downstream Front L4 2.3L
  • 2008 Mazda Tribute Upstream O2 Oxygen Sensor L4 2.3L
  • 1992-1993 Mercury Cougar O2 Oxygen Sensor 12 Inch Length Wire 2 Wire Sensor Upstream V8 5.0L
  • 1992-1994 Mercury Cougar O2 Oxygen Sensor 12 Inch Length Wire 2 Wire Sensor Upstream V6 3.8L
  • 1994 Mercury Cougar O2 Oxygen Sensor 12 Inch Length Wire 2 Wire Sensor Upstream V8 4.6L
  • 1999-2002 Mercury Cougar Downstream O2 Oxygen Sensor L4 2.0L
  • 1999-2002 Mercury Cougar Downstream O2 Oxygen Sensor L4 2.5L
  • 1992-1993 Mercury Grand Marquis Upstream O2 Oxygen Sensor V8 4.6L excluding California Emissions
  • 1994-1995 Mercury Grand Marquis Upstream O2 Oxygen Sensor V8 4.6L
  • 1996-2007 Mercury Grand Marquis Downstream O2 Oxygen Sensor V8 4.6L
  • 2003-2004 Mercury Marauder Downstream O2 Oxygen Sensor V8 4.6L
  • 2005-2007 Mercury Mariner Downstream O2 Oxygen Sensor L4 2.3L
  • 2005-2008 Mercury Mariner Upstream O2 Oxygen Sensor L4 2.3L
  • 2009-2010 Mercury Mariner Upstream O2 Oxygen Sensor L4 2.5L
  • 2006-2009 Mercury Milan Upstream O2 Oxygen Sensor V6 3.0L
  • 2005-2007 Mercury Montego O2 Oxygen Sensor Downstream Passenger Side V6 3.0L
  • 2002-2005 Mercury Mountaineer O2 Oxygen Sensor Downstream Passenger Side V6 4.0L
  • 2002-2005 Mercury Mountaineer O2 Oxygen Sensor Downstream Passenger Side V8 4.6L
  • 2006-2007 Mercury Mountaineer Downstream O2 Oxygen Sensor V6 4.0L
  • 2006-2007 Mercury Mountaineer Downstream O2 Oxygen Sensor V8 4.6L
  • 1996-2000 Mercury Mystique Downstream O2 Oxygen Sensor L4 2.0L
  • 1996-2000 Mercury Mystique Downstream O2 Oxygen Sensor L4 2.5L
  • 1992 Mercury Sable O2 Oxygen Sensor Upstream Front V6 3.0L
  • 1992-1993 Mercury Sable O2 Oxygen Sensor Upstream Front V6 3.8L
  • 1996-1999 Mercury Sable Downstream O2 Oxygen Sensor V6 3.0L
  • 2008-2009 Mercury Sable Upstream O2 Oxygen Sensor V6 3.5L excluding California Emissions
  • 1992-1994 Mercury Topaz Upstream O2 Oxygen Sensor L4 2.3L
  • 1992 Mercury Topaz Upstream O2 Oxygen Sensor V6 3.0L
  • 1993-1994 Mercury Topaz O2 Oxygen Sensor Upstream Front V6 3.0L
Part #: 1AEOS01021

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