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.

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

5.0 / 5.0
2 Reviews
5 Stars
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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 I'm very pleased with them and the customer service..
December 10, 2017
Purchased
4 months ago
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
Purchased
1 year ago
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How-to Video:

(03:08 min)

Tools List:

    1A - No Tools Needed

  • No Tools Needed



This part replaces:

  • OE # 56041953AA
  • Standard Motor Products SG1853

Vehicle Fit

  • 2007 Chrysler Aspen O2 Oxygen Sensor Downstream Passenger Side V8 4.7L
  • 2007 Chrysler Aspen Upstream O2 Oxygen Sensor V8 5.7L
  • 2007 Chrysler Aspen Upstream O2 Oxygen Sensor for V8 4.7L
  • 2003 Chrysler PT Cruiser Downstream O2 Oxygen Sensor L4 2.4L
  • 2005-2006 Chrysler Pacifica Downstream O2 Oxygen Sensor V6 3.5L
  • 2001-2003 Dodge Dakota O2 Oxygen Sensor Downstream Passenger Side V6 3.9L excluding California Emissions
  • 2001-2002 Dodge Dakota Downstream O2 Oxygen Sensor L4 2.5L
  • 2001-2003 Dodge Dakota O2 Oxygen Sensor Downstream Passenger Side V8 5.9L excluding California Emissions
  • 2001-2002 Dodge Dakota Upstream O2 Oxygen Sensor L4 2.5L
  • 2002-2003 Dodge Dakota Upstream O2 Oxygen Sensor V6 3.9L excluding California Emissions
  • 2002-2003 Dodge Dakota O2 Oxygen Sensor Downstream Passenger Side V8 5.9L California Emissions
  • 2002-2003 Dodge Dakota Upstream O2 Oxygen Sensor V8 5.9L excluding California Emissions
  • 2002-2003 Dodge Dakota O2 Oxygen Sensor Downstream Passenger Side V6 3.9L California Emissions
  • 2004 Dodge Dakota O2 Oxygen Sensor Downstream Passenger Side V6 3.7L
  • 2004-2006 Dodge Dakota O2 Oxygen Sensor Downstream Passenger Side V8 4.7L
  • 2004 Dodge Dakota Upstream O2 Oxygen Sensor V8 4.7L
  • 2005-2006 Dodge Dakota Upstream O2 Oxygen Sensor V8 4.7L
  • 2007 Dodge Dakota O2 Oxygen Sensor Upstream Driver Side V8 4.7L
  • 2001-2003 Dodge Durango Upstream O2 Oxygen Sensor V8 5.9L excluding California Emissions
  • 2001-2003 Dodge Durango O2 Oxygen Sensor Downstream Passenger Side V8 5.9L California Emissions
  • 2001-2003 Dodge Durango Downstream O2 Oxygen Sensor V8 5.9L excluding California Emissions
  • 2002-2007 Dodge Durango Upstream O2 Oxygen Sensor V8 4.7L excluding California Emissions
  • 2002-2007 Dodge Durango O2 Oxygen Sensor Downstream Passenger Side V8 4.7L
  • 2003-2005 Dodge Neon Downstream O2 Oxygen Sensor L4 2.0L
  • 2004-2005 Dodge Neon Downstream SRT-4 O2 Oxygen Sensor L4 2.4L
  • 2001-2002 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V8 5.9L excluding California Emissions
  • 2001-2002 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor V8 5.9L California Emissions
  • 2001 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor V8 5.9L California Emissions
  • 2001-2002 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V8 5.2L
  • 2001 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V6 3.9L
  • 2002 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor Passenger Side V8 5.9L California Emissions
  • 2002 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor Passenger Side V8 4.7L California Emissions
  • 2002-2003 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V6 3.7L
  • 2003-2004 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor V6 3.7L
  • 2003 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V8 4.7L excluding California Emissions Automatic Transmission with
  • 2003 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V8 4.7L California Emissions
  • 2003 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V8 5.9L
  • 2004-2007 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor V8 4.7L
  • 2004-2007 Dodge Ram 1500 Truck Upstream O2 Oxygen Sensor V8 4.7L
  • 2004-2006 Dodge Ram 1500 Truck Downstream SRT O2 Oxygen Sensor Passenger Side V10 8.3L
  • 2004 Dodge Ram 1500 Truck Downstream O2 Oxygen Sensor V8 5.9L
  • 2002 Dodge Ram 2500 Truck Downstream O2 Oxygen Sensor V8 5.9L California Emissions
  • 2002 Dodge Ram 2500 Truck Upstream O2 Oxygen Sensor V8 5.9L Manual Transmission
  • 2003 Dodge Ram 2500 Truck Downstream O2 Oxygen Sensor V8 5.7L
  • 2003 Dodge Ram 2500 Truck Downstream O2 Oxygen Sensor V10 8.0L
  • 2003 Dodge Ram 2500 Truck Upstream O2 Oxygen Sensor V8 5.9L
  • 2001-2002 Dodge Ram 3500 Truck Upstream O2 Oxygen Sensor
  • 2002 Dodge Ram 3500 Truck Upstream O2 Oxygen Sensor V8 5.9L Manual Transmission
  • 2002 Dodge Ram 3500 Truck Downstream O2 Oxygen Sensor V8 5.9L California Emissions
  • 2003 Dodge Ram 3500 Truck Downstream O2 Oxygen Sensor V10 8.0L
  • 2003 Dodge Ram 3500 Truck Downstream O2 Oxygen Sensor V8 5.7L
  • 2001-2002 Jeep Grand Cherokee Upstream O2 Oxygen Sensor Rear L6 4.0L
  • 2001-2002 Jeep Grand Cherokee Downstream O2 Oxygen Sensor Rear L6 4.0L
  • 2005-2007 Jeep Grand Cherokee Downstream O2 Oxygen Sensor V8 4.7L
  • 2005-2007 Jeep Grand Cherokee Upstream O2 Oxygen Sensor V8 4.7L
  • 2002-2003 Jeep Liberty Upstream O2 Oxygen Sensor V6 3.7L
  • 2002-2004 Jeep Liberty Downstream O2 Oxygen Sensor V6 3.7L
  • 2002-2003 Jeep Liberty Downstream O2 Oxygen Sensor L4 2.4L
  • 2002-2003 Jeep Liberty Upstream O2 Oxygen Sensor L4 2.4L
  • 2001-2004 Jeep Wrangler Downstream O2 Oxygen Sensor Front L6 4.0L
  • 2001-2003 Jeep Wrangler Upstream O2 Oxygen Sensor Rear L6 4.0L
  • 2001 Jeep Wrangler Upstream O2 Oxygen Sensor L4 2.5L
  • 2001 Jeep Wrangler Downstream O2 Oxygen Sensor L4 2.5L
  • 2003-2004 Jeep Wrangler Upstream O2 Oxygen Sensor L4 2.4L
  • 2003-2004 Jeep Wrangler Downstream O2 Oxygen Sensor L4 2.4L
  • 2004 Jeep Wrangler Upstream O2 Oxygen Sensor L6 4.0L
  • 2006 Mitsubishi Raider O2 Oxygen Sensor Downstream Passenger Side V8 4.7L
  • 2006 Mitsubishi Raider O2 Oxygen Sensor Upstream Driver Side V8 4.7L
Part #: 1AEOS00040

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