The Pagid Disc Brake Pad Wear Sensor Set - 355251141 is a set of two wear sensors designed for use with disc brakes. These sensors are made by the brand Pagid and are specifically designed for the part number 355251141. They are used to monitor the wear of the brake pads and alert the driver when the pads need to be replaced. This set includes two sensors, one for the left side and one for the right side, and is compatible with various makes and models of vehicles. These sensors are essential for maintaining the safety and efficiency of your vehicle's braking system.