The Centric Brake Pad Wear Sensor is a high-quality replacement sensor that fits with no modifications needed. Mounted near the brake pads, the sensors monitor and determine the condition of the pads. An indicator that's triggered when the pad's thickness gets below a predetermined level signifies it's time to replace the vehicle's brake pads. By monitoring the condition of your brake pads, you can be sure that your brakes are always in good working order. With the Centric Brake Pad Wear Sensor, you can drive with confidence, knowing that your brakes are always up to the task.