Subaru IMPREZA 2004 Service Manual page 31

4) Lift the caulking of lock nut.
5) Install the ST3 to lock nut, then set drive pinion
shaft to ST. Remove the lock nut and washer.
ST1 18667AA000 HOLDER
ST2 18664AA000 BASE
ST3 18621AA000 ADAPTER WRENCH
ST3
ST1
6) Using the ST, remove the taper roller bearing as-
sembly.
ST 18723AA000 REMOVER
D: ASSEMBLY
1) Using the ST, measure dimension A of drive pin-
ion.
NOTE:
Note dimension A for selection of drive pinion shim.
ST 398643600 GAUGE
2) Install the inner bearing inner race to drive pinion
shaft using ST and press.
ST 18723AA000 REMOVER
Drive Pinion Shaft Assembly
ST2
MT-00643
ST
MT-00644
ST
A
MT-00645
MANUAL TRANSMISSION AND DIFFERENTIAL
CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 lmp ton).
3) Install the retainer and outer bearing inner race
to drive pinion shaft using ST and press.
ST 18723AA000 REMOVER
NOTE:
Press to the point where bearing is turned smoothly
without slack.
(A)
(A) Retainer
4) Install the washer and new lock nut.
5) Set the ST to drive pinion, then tighten the lock
nut.
ST1 18667AA000 HOLDER
ST2 18664AA000 BASE
ST3 18621AA000 ADAPTER WRENCH
ST4 18852AA000 TORQUE WRENCH
NOTE:
Tighten with the ST and torque wrench straight-
lined.
6MT-99
ST
MT-00646
ST
MT-00647