Hello,
I bought the door handles for a 2011 Lincoln MKX for my 2011 Limited. The part numbers are as follows:
Front handle - BA1Z-7822404-B
Rear handle - BA1Z-782204-A
Cap(Drivers side Key hole cover) - BA1Z-78218A14-4
Bezel(Passenger front & both rear doors) - BA1Z-78218B08-A
Total cost at whole sale was $460.
David