Anti-lock Braking, ABS Systems allow the driver to maintain control of the car in an emergency braking situation. The ABS system relies on sensors to monitor the speed of the wheel and communicate with the ABS computer to Perfect performance. The data from the ABS sensor allows the computer to balance the speed of each wheel to prevent the brakes from locking up and avoiding dangerous skidding situations. Fits: for 05-12 Pathfinder Fitment: and High Quality. Engine Management 5S11220 BWD ABS1600 for 47900-5X01A for 47900-EA001 for 479005X01A for 47900EA001 NTK AB0646 ALS1490 Wells SU12673 WVE 5S11220 Material:plastic colour:Black Package Contents: 1 x sensor Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.