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

  • Four wire, four pin O2 sensor
  • Direct Fit
    -Correct Connector
  • Correct wire length (11 Inches)
    -No cutting or splicing
  • Replaces dealer part numbers: 258003501, F85Z-9G444-AB, F85Z9G444AB
  • 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 : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Vehicle Fit

  • 1992-1995 Ford Bronco V8 5.0L (8th Vin Digit N) Upstream O2 Oxygen Sensor
  • 1994-1995 Ford Bronco V8 5.8L (8th Vin Digit H) (excluding California Emissions) Upstream O2 Oxygen Sensor
  • 1994 Ford E150 Van V8 5.0L (8th Vin Digit N) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1994 Ford E150 Van V8 5.8L (8th Vin Digit H) (excluding California Emissions) Upstream O2 Oxygen Sensor
  • 1995 Ford E150 Van L6 4.9L (8th Vin Digit Y or Z) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford E150 Van V8 5.0L (8th Vin Digit N) Upstream O2 Oxygen Sensor
  • 1994 Ford E250 Van V8 5.8L (8th Vin Digit H) (excluding California Emissions) Upstream O2 Oxygen Sensor
  • 1994 Ford E250 Van V8 5.0L (8th Vin Digit N) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford E250 Van V8 5.0L (8th Vin Digit N) Upstream O2 Oxygen Sensor
  • 1995 Ford E250 Van L6 4.9L (8th Vin Digit Y or Z) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1994 Ford E350 Van V8 5.0L (8th Vin Digit N) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1994 Ford E350 Van V8 5.8L (8th Vin Digit H) (excluding California Emissions) Upstream O2 Oxygen Sensor
  • 1995 Ford E350 Van V8 5.0L (8th Vin Digit N) Upstream O2 Oxygen Sensor
  • 1995 Ford E350 Van L6 4.9L (8th Vin Digit Y or Z) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1996-2001 Ford Explorer V8 5.0L (8th Vin Digit P) Downstream O2 Oxygen Sensor
  • 1997-2001 Ford Explorer V8 4.0L (8th Vin Digit E) Downstream O2 Oxygen Sensor
  • 2004-2005 Ford Explorer V6 4.0L (8th Vin Digit E or K) Downstream O2 Oxygen Sensor Driver Side
  • 2004-2005 Ford Explorer V8 4.6L (8th Vin Digit W) Downstream O2 Oxygen Sensor Driver Side
  • 2001-2003 Ford Explorer Sport Trac V8 4.0L (8th Vin Digit E) Downstream O2 Oxygen Sensor
  • 1991 Ford F150 Truck V8 5.8L (8th Vin Digit H) 4 Wire Sensor 8.5 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F150 Truck V8 5.0L (8th Vin Digit N) Upstream O2 Oxygen Sensor
  • 1995 Ford F150 Truck V8 5.8L (8th Vin Digit H) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F150 Truck L6 4.9L (8th Vin Digit Y or Z) California Emissions 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F150 Truck V8 5.8L (8th Vin Digit R) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1999 Ford F250 Super Duty Truck V10 6.8L with Multi-Port Fuel Injection (8th Vin Digit S) Downstream O2 Oxygen Sensor
  • 1999 Ford F250 Super Duty Truck V8 5.4L (8th Vin Digit L) Downstream O2 Oxygen Sensor
  • 1991 Ford F250 Truck V8 5.8L (8th Vin Digit H) 4 Wire Sensor 8.5 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1994 Ford F250 Truck V8 7.5L (8th Vin Digit G) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F250 Truck V8 5.0L (8th Vin Digit N) Upstream O2 Oxygen Sensor
  • 1995 Ford F250 Truck L6 4.9L (8th Vin Digit Y or Z) California Emissions 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F250 Truck V8 5.8L (8th Vin Digit H) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1999 Ford F350 Super Duty Truck V10 6.8L with Multi-Port Fuel Injection (8th Vin Digit S) Downstream O2 Oxygen Sensor
  • 1999 Ford F350 Super Duty Truck V8 5.4L (8th Vin Digit L) Downstream O2 Oxygen Sensor
  • 1991 Ford F350 Truck V8 5.8L (8th Vin Digit H) 4 Wire Sensor 8.5 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1994 Ford F350 Truck V8 7.5L (8th Vin Digit G) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F350 Truck L6 4.9L (8th Vin Digit Y) California Emissions 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford F350 Truck V8 5.8L (8th Vin Digit H) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1994 Ford Motorhome M-400/450 V8 7.5L (8th Vin Digit G) 4 Wire Sensor 8 Inch Length Wire Upstream O2 Oxygen Sensor
  • 1995 Ford Mustang Cobra SVT V8 5.0L (8th Vin Digit V) Downstream O2 Oxygen Sensor
  • 1995 Ford Mustang GTS V8 5.0L (8th Vin Digit T) Downstream O2 Oxygen Sensor
  • 1995 Ford Mustang GT V8 5.0L (8th Vin Digit T) Downstream O2 Oxygen Sensor
  • 1995 Ford Mustang V6 3.8L (8th Vin Digit 4) Downstream O2 Oxygen Sensor
  • 1996 Ford Mustang GT V8 4.6L (8th Vin Digit X) Downstream O2 Oxygen Sensor
  • 1996 Ford Mustang Cobra V8 4.6L (8th Vin Digit V) Downstream O2 Oxygen Sensor
  • 1997 Ford Mustang V6 3.8L (8th Vin Digit 4) Downstream O2 Oxygen Sensor
  • 1998 Ford Mustang Cobra V8 4.6L (8th Vin Digit V) Downstream O2 Oxygen Sensor
  • 1998 Ford Mustang GT V8 4.6L (8th Vin Digit X) Downstream O2 Oxygen Sensor
  • 2001-2007 Ford Ranger L4 2.3L (8th Vin Digit D) Downstream O2 Oxygen Sensor
  • 2003-2005 Ford Ranger V6 3.0L (8th Vin Digit U) Downstream O2 Oxygen Sensor Driver Side
  • 2003-2005 Ford Ranger V8 4.0L (8th Vin Digit E) Downstream O2 Oxygen Sensor
  • 2003-2005 Ford Ranger V6 3.0L (8th Vin Digit V) Downstream O2 Oxygen Sensor Driver Side
  • 1995-2003 Ford Windstar V6 3.8L (8th Vin Digit 4) Downstream O2 Oxygen Sensor
  • 1995-2000 Ford Windstar V6 3.0L (8th Vin Digit U) Downstream O2 Oxygen Sensor
  • 2004-2005 Mazda B2300 Truck L4 2.3L (8th Vin Digit D) Downstream O2 Oxygen Sensor
  • 1997-2001 Mercury Mountaineer V8 5.0L (8th Vin Digit P) Downstream O2 Oxygen Sensor
  • 2000-2001 Mercury Mountaineer V8 4.0L (8th Vin Digit E) Downstream O2 Oxygen Sensor
  • 2004-2005 Mercury Mountaineer V6 4.0L (8th Vin Digit E or K) Downstream O2 Oxygen Sensor Driver Side
  • 2004-2005 Mercury Mountaineer V8 4.6L (8th Vin Digit W) Downstream O2 Oxygen Sensor Driver Side

This part replaces:

  • Standard Motor Products SG1808
Part #: 1AEOS01202

Ships Same Day for orders placed by 4 P.M. ET

How-to Video:

(03:08 min)