Subaru 2009 IMPREZA Service Manual page 2218

2) Using the ST and a hydraulic press, push out the
bushing.
ST1 200099FG000 BUSHING REMOVER
ST2 20099PA010 INSTALLER & REMOVER
(BASE)
(1) Rear housing
(2) Bushing
Rear Trailing Link
D: ASSEMBLY
1. REAR TRAILING LINK BUSHING
Using the ST A and ST B, press-fit the bushing.
ST A 8998741000 INSTALLER
ST B 20299AG010 BASE
CAUTION:
Make sure to press the bushing straight in.
ST1
ST2
DS-00458
ST1
(1)
(2)
ST2
DS-00459
RS-11
REAR SUSPENSION
ST-A
ST-B
RS-00256