Nice write-up on how to do the process for 2011+
http://www.allfordmustangs.com/forums/2011-mustang-gt-tech/336613-2012-mustang-aftermarket-seat-diy.html
Brand new, never used. Comes with all necessary brackets and bolt. Includes rotors, unopened, unused. Paid $220 plus shipping, asking $190 shipped, PayPal included.
FOR REAR BRAKE CALIPERS
Write-up in 5.0 magazine...