Bmw 5 , 6 ,7 series blind spot collision Warning Sensor HC 2 MASTER 6859180 Condition is Used. GENUINE BMW PART P/N - 6859180 LEFT side SENSOR Lane assist ,blind spot sensor WORKING PERFECT FITS FOLLOWING MODELS F10 F11 F07 F12 F13 F06 F01 F02 AS SEEN ON PHOTOS