The Borg & Beck Brake Pad Wear Indicator Sensor Rear BWL3144 is a warning contact wire designed to monitor the brake pad wear on the rear axle of a vehicle. With a length of 478 mm, this sensor is manufactured by Borg & Beck and is a high-quality replacement part for vehicles. It comes with the required quantity of 2 units and is compatible with various reference OE/OEM numbers from brands such as ATE, BOSCH, and FORD. This sensor ensures that drivers are alerted to potential brake pad wear issues, enhancing safety and performance on the road.