Description
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How-To & Tools
Product Reviews
Q&A
Vehicle Fit

Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (10 5/8 Inches) 
    • over all lenght (14 3/4 Inches)
  • Upstream or Downstream Sensor as listed per applications
  • Heated
  • 4 wire configuration
  • Replaces dealer part numbers: 56041953AA, 56041953 AA
  • Built and tested to strict quality control standards

Note: For clarification purposes:

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

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

Install note:

You may be required to reset the vehicle computer after installation of this part.

Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

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.

  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

5.00/ 5.0
4 reviews
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Just what my jeep needed.
After being told I needed 5000 dollars worth of repairs, I found out myself I only needed these 2 parts. I ordered, got what I ordered, replaced the old ones with the new and my jeep runs like new. Thanks 1aauto.
March 5, 2017
Great 1A Auto
So far all the parts that I had purchased from 1A Auto had been working fine I had no issues to report about any of the parts. I Im very pleased with them and the customer service..
December 10, 2017
needed oxygen
between good pricing, fast delivery and the video it turned out great. thanks
February 21, 2018
Sensor
Worked perfect,good quality ,and price. Came quick and undamaged
August 21, 2018
Will this fit my car? Add a vehicle to make sure
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
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Year Make Model Description
2007Chrysler Aspen Chrysler Aspen V8 4.7L Downstream O2 Oxygen Sensor Passenger Side
2007Chrysler Aspen Chrysler Aspen V8 5.7L Upstream O2 Oxygen Sensor
2007Chrysler Aspen Chrysler Aspen V8 4.7L Upstream O2 Oxygen Sensor
2003Chrysler PT Cruiser Chrysler PT Cruiser L4 2.4L Downstream O2 Oxygen Sensor
2005-2006Chrysler Pacifica Chrysler Pacifica V6 3.5L Downstream O2 Oxygen Sensor
2001-2003Dodge Dakota Dodge Dakota V6 3.9L (excluding California Emissions) Downstream O2 Oxygen Sensor Passenger Side
2001-2002Dodge Dakota Dodge Dakota L4 2.5L Downstream O2 Oxygen Sensor
2001-2003Dodge Dakota Dodge Dakota V8 5.9L (excluding California Emissions) Downstream O2 Oxygen Sensor Passenger Side
2001-2002Dodge Dakota Dodge Dakota L4 2.5L Upstream O2 Oxygen Sensor
2002-2003Dodge Dakota Dodge Dakota V6 3.9L (excluding California Emissions) Upstream O2 Oxygen Sensor
2002-2003Dodge Dakota Dodge Dakota V6 3.9L (excluding California Emissions) Upstream O2 Oxygen Sensor
2002-2003Dodge Dakota Dodge Dakota V8 5.9L California Emissions Downstream O2 Oxygen Sensor Passenger Side
2002-2003Dodge Dakota Dodge Dakota V8 5.9L (excluding California Emissions) Upstream O2 Oxygen Sensor
2002-2003Dodge Dakota Dodge Dakota V6 3.9L California Emissions Downstream O2 Oxygen Sensor Passenger Side
2004Dodge Dakota Dodge Dakota V6 3.7L Downstream O2 Oxygen Sensor Passenger Side
2004-2006Dodge Dakota Dodge Dakota V8 4.7L Downstream O2 Oxygen Sensor Passenger Side
2004Dodge Dakota Dodge Dakota V8 4.7L Upstream O2 Oxygen Sensor
2005-2006Dodge Dakota Dodge Dakota V8 4.7L Upstream O2 Oxygen Sensor
2007Dodge Dakota Dodge Dakota V8 4.7L Upstream O2 Oxygen Sensor Driver Side
2001-2003Dodge Durango Dodge Durango V8 5.9L (excluding California Emissions) Upstream O2 Oxygen Sensor
2001-2003Dodge Durango Dodge Durango V8 5.9L California Emissions Downstream O2 Oxygen Sensor Passenger Side
2001-2003Dodge Durango Dodge Durango V8 5.9L (excluding California Emissions) Downstream O2 Oxygen Sensor
2002-2007Dodge Durango Dodge Durango V8 4.7L (excluding California Emissions) Upstream O2 Oxygen Sensor
2002-2007Dodge Durango Dodge Durango V8 4.7L Downstream O2 Oxygen Sensor Passenger Side
2003-2005Dodge Neon Dodge Neon L4 2.0L Downstream O2 Oxygen Sensor
2004-2005Dodge Neon Dodge Neon SRT-4 L4 2.4L Downstream O2 Oxygen Sensor
2001-2002Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.9L (excluding California Emissions) Upstream O2 Oxygen Sensor
2001-2002Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.9L California Emissions Downstream O2 Oxygen Sensor
2001Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.9L California Emissions Downstream O2 Oxygen Sensor
2001-2002Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.2L Upstream O2 Oxygen Sensor
2001Dodge Ram 1500 Truck Dodge Ram 1500 Truck V6 3.9L Upstream O2 Oxygen Sensor
2002Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.9L California Emissions Downstream O2 Oxygen Sensor Passenger Side
2002Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 4.7L California Emissions Downstream O2 Oxygen Sensor Passenger Side
2002-2003Dodge Ram 1500 Truck Dodge Ram 1500 Truck V6 3.7L Upstream O2 Oxygen Sensor
2003-2004Dodge Ram 1500 Truck Dodge Ram 1500 Truck V6 3.7L Downstream O2 Oxygen Sensor
2003Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 4.7L Automatic Transmission (excluding California Emissions) Upstream O2 Oxygen Sensor
2003Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 4.7L California Emissions Upstream O2 Oxygen Sensor
2003Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.9L Upstream O2 Oxygen Sensor
2004-2007Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 4.7L Downstream O2 Oxygen Sensor
2004-2007Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 4.7L Upstream O2 Oxygen Sensor
2004-2006Dodge Ram 1500 Truck Dodge Ram 1500 Truck SRT V10 8.3L Downstream O2 Oxygen Sensor Passenger Side
2004Dodge Ram 1500 Truck Dodge Ram 1500 Truck V8 5.9L Downstream O2 Oxygen Sensor
2002Dodge Ram 2500 Truck Dodge Ram 2500 Truck V8 5.9L California Emissions Downstream O2 Oxygen Sensor
2002Dodge Ram 2500 Truck Dodge Ram 2500 Truck V8 5.9L Manual Transmission Upstream O2 Oxygen Sensor
2003Dodge Ram 2500 Truck Dodge Ram 2500 Truck V8 5.7L Downstream O2 Oxygen Sensor
2003Dodge Ram 2500 Truck Dodge Ram 2500 Truck V10 8.0L Downstream O2 Oxygen Sensor
2003Dodge Ram 2500 Truck Dodge Ram 2500 Truck V8 5.9L Upstream O2 Oxygen Sensor
2001-2002Dodge Ram 3500 Truck Dodge Ram 3500 Truck Upstream O2 Oxygen Sensor
2002Dodge Ram 3500 Truck Dodge Ram 3500 Truck V8 5.9L Manual Transmission Upstream O2 Oxygen Sensor
2002Dodge Ram 3500 Truck Dodge Ram 3500 Truck V8 5.9L California Emissions Downstream O2 Oxygen Sensor
2003Dodge Ram 3500 Truck Dodge Ram 3500 Truck V10 8.0L Downstream O2 Oxygen Sensor
2003Dodge Ram 3500 Truck Dodge Ram 3500 Truck V8 5.7L Downstream O2 Oxygen Sensor
2001-2002Jeep Grand Cherokee Jeep Grand Cherokee L6 4.0L Rear Bank Upstream O2 Oxygen Sensor
2001-2002Jeep Grand Cherokee Jeep Grand Cherokee L6 4.0L Rear Bank Downstream O2 Oxygen Sensor
2005-2007Jeep Grand Cherokee Jeep Grand Cherokee V8 4.7L Downstream O2 Oxygen Sensor
2005-2007Jeep Grand Cherokee Jeep Grand Cherokee V8 4.7L Upstream O2 Oxygen Sensor
2002-2003Jeep Liberty Jeep Liberty V6 3.7L Upstream O2 Oxygen Sensor
2002-2004Jeep Liberty Jeep Liberty V6 3.7L Downstream O2 Oxygen Sensor
2002-2003Jeep Liberty Jeep Liberty L4 2.4L Downstream O2 Oxygen Sensor
2002-2003Jeep Liberty Jeep Liberty L4 2.4L Upstream O2 Oxygen Sensor
2001-2004Jeep Wrangler Jeep Wrangler L6 4.0L Front Bank Downstream O2 Oxygen Sensor
2001-2003Jeep Wrangler Jeep Wrangler L6 4.0L Rear Bank Upstream O2 Oxygen Sensor
2001Jeep Wrangler Jeep Wrangler L4 2.5L Upstream O2 Oxygen Sensor
2001Jeep Wrangler Jeep Wrangler L4 2.5L Downstream O2 Oxygen Sensor
2003-2004Jeep Wrangler Jeep Wrangler L4 2.4L Upstream O2 Oxygen Sensor
2003-2004Jeep Wrangler Jeep Wrangler L4 2.4L Downstream O2 Oxygen Sensor
2004Jeep Wrangler Jeep Wrangler L6 4.0L Upstream O2 Oxygen Sensor
2006Mitsubishi Raider Mitsubishi Raider V8 4.7L Downstream O2 Oxygen Sensor Passenger Side
2006Mitsubishi Raider Mitsubishi Raider V8 4.7L Upstream O2 Oxygen Sensor Driver Side
Part #: 1AEOS00040


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(03:08 min)