Up for auction is a rare HARD TO FIND NOS speed CONTROL SERVO ASSY for 1969-71 Galaxie and 1970-71 Thunderbird w/460 engine. This speedo control servo works on C4,C6 and C/M transmission. The Ford part # is C9AZ-9C735-A. This is the main control for the speed control options used and Ford's,Lincoln's and Mercury's. THESE HAVE BEEN OBSOLETE FROM FORD FOR A LONG TIME AND WILL NEVER BE REPRODUCED. If you have been looking for these, don't miss out.