Function: The ignition lock cylinder is a mechanical part into which the ignition key is inserted to start a vehicle. Damaged keys and ignition can be replaced directly, allowing the vehicle to start when the key is turned by activating the ignition switch. Material: The ignition switch lock cylinder is made of material with solid construction, not easy to crack for long-lasting durability and reliability. Easy Installation: Fast and flexible response, locking and unlocking, improving safety and efficiency, easy installation. Part Number: F85Z-11582-AA 1F2009012B 1L3Z11582A Fitment: for 1996-2004 for 1996-2007 for Super Duty 1999-2007 for Super Duty 1999-2007 for F-450 Super Duty 1999-2007 for E-250 2003-2007 for E-350 Super Duty 1999-2007 for E-450 Super Duty 2003-2017 for E-250 Econoline 1996-2002 for E-350 Econoline Club Wagon 1996-2002 for E-350 Econoline 1996-2000 for E-150 Econoline 1996-2002 for E-150 Econoline Club Wagon 1996-2002 Material: Metal Color: Black & Silver Package