Ford 2003 Mustang Workshop Manual page 236

12. Unclip the ABS sensor wires from the subframe.
13. Support the lower suspension arm and bushings (5A649) with jack stands.
14. Remove the nuts, bolts and disconnect the shock absorbers (18125) from the lower suspension
arm and bushings. Discard the bolts and nuts.
15. Lower the lower suspension arm and bushings and remove the jack stands.
16. Support the rear subframe using the special tool 014-00765.
17. Remove and discard the nuts from the subframe front bolts.