Subaru LEGACY 2004 Service Manual page 19

FRONT SUSPENSION
(4) Replace with a new one when the play ex-
ceeds specified value.
FRONT BALL JOINT
Specified play for replacement S:
Less than 0.3 mm (0.012 in)
2) When the play is within specified value, visually
check the dust cover.
3) Remove the ball joint and cover, check them for
wear, damage or cracks, and then replace them if
any defective part is found.
4) If the dust cover is damaged, replace with a new
ball joint.
Front Ball Joint
FS-18