Replaces

1999-2002 Land Rover Range Rover O2 Oxygen Sensor Upstream

This part replaces:

  • OE # MHK100920
  • STANDARD MOTOR PRODUCTS SG1706

  • New

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

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length
  • Replaces many dealer part numbers including: MHK100920, MHK 100920
  • Upstream Sensor as listed per applications
    • some applications may require 2, 1 for each bank
  • Heated
  • 4 wire configuration
  • 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 run badly or fail an emission test then this is the part for you.

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.


Vehicle Fit

  • 1999 Land Rover Discovery Series II O2 Oxygen Sensor Upstream
  • 2000-2004 Land Rover Discovery O2 Oxygen Sensor Upstream
  • 2002-2004 Land Rover Freelander O2 Oxygen Sensor Upstream
  • 1999-2002 Land Rover Range Rover O2 Oxygen Sensor Upstream
$46.95
Save 62%
List: $124.52 Save: $77.57
Part #: 1AEOS00021

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