Aftermarket Lincoln Mks replacement keys: 7 in-stock listings for model years 2009–2016, including key fobs, from $21.70. Common FCC IDs: CWTWB1U793, M3N5WY8609. Match the FCC ID and part number on your current key, or use our free VIN lookup. Keys are not OEM and most need cutting or programming; eligible items can be returned within 90 days.