Front Strut: Disassembly

Using a coil spring compressor, compress the coil spring - front.
Using the ST, remove the self-locking nut.
PREPARATION TOOL:

ST: STRUT MOUNT SOCKET (20399AG000)

Fig 1: Removing Self-Locking Nut
Courtesy of SUBARU OF AMERICA, INC.
Remove the strut mount - front, spacer - front strut and spring seat - front strut UPR from the strut.
Gradually decrease the compression pressure of compressor, and remove the coil spring - front.
Remove the dust cover - inner and the helper - front strut.