ABS Speed Sensor - 1ATRS00144

Warranty & Shipping
Product Reviews
Vehicle Fit

This replacement ABS speed sensor is just what you need to get your vehicle's braking system in good working condition again!


  • Rear axle mounted
  • Replaces dealer part numbers: 5L2Z9E731B, 5L2Z 9E731 B
  • Direct replacement
  • 100% factory tested

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

Attention California Customers:

WARNING:  This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to

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.

5.00/ 5.0
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
correct part
Having an 04 Explorer it has several sensors on and the staff at 1A answered my concerns about the placement of this particular one. Thank you very much for the good price and quick delivery.
May 17, 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
is this the sensor on the rear differential ?
William L March 26, 2018
Yes, on the top.
Christopher W March 26, 2018
Year Make Model Description
2002-2005Ford Explorer Ford Explorer 4 Wheel Drive Rear ABS Speed Sensor without Traction Control
2003-2005Lincoln Aviator Lincoln Aviator 4 Wheel Drive Rear ABS Speed Sensor without Traction Control
2002-2005Mercury Mountaineer Mercury Mountaineer 4 Wheel Drive Rear ABS Speed Sensor without Traction Control
Part #: 1ATRS00144

Order must be placed by 4pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout