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

  • Four pin, 4 wire configuration
  • Correct wire length (19.9 Inches)
  • Upstream & Downstream Sensor as listed per applications
    • May be used in more then one position
  • Replaces dealer part numbers: 56028587AA, 56044581AA
  • Direct Fit
  • Correct Connector No cutting or splicing
  • Built and tested to strict quality control standards
  • Fits the following Dodge & Jeep Engines:
    • V8 4.7L (8th Vin J or N)

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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How-to Video:

(03:08 min)

Tools List:

    1A - No Tools Needed

  • No Tools Needed



This part replaces:

  • OE # 56044581AA
  • OE # 56028587AA
  • Standard Motor Products SG1851

Vehicle Fit

  • 2001-2002 Dodge Dakota Downstream O2 Oxygen Sensor Driver Side V8 4.7L (8th Vin Digit N) Automatic Transmission
  • 2001 Dodge Durango Downstream O2 Oxygen Sensor Passenger Side V8 4.7L (8th Vin Digit N) California Emissions
  • 2002 Dodge Durango Downstream O2 Oxygen Sensor Driver Side V8 4.7L (8th Vin Digit N) California Emissions
  • 2002 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor Driver Side V8 4.7L (8th Vin Digit N)
  • 2002 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor Passenger Side V8 4.7L (8th Vin Digit N) excluding California Emissions
  • 2001-2004 Jeep Grand Cherokee Upstream O2 Oxygen Sensor Passenger Side V8 4.7L (8th Vin Digit J)
  • 2001-2004 Jeep Grand Cherokee Upstream O2 Oxygen Sensor Passenger Side V8 4.7L (8th Vin Digit N)
Part #: 1AEOS00010

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