Part Number: EWS16. Disc Brake Pad Wear Sensor. All of our parts are 100% genuine and direct from the manufacturer. Part Numbers: 084-1342, 10026, 116.34006, 1406-51722, 2BWS0069, 34351181344, EWS106, EWS126, PWS129, URO-002601, V20-72-5109, WK180, WS329.