Toyota Hilux Surf 1993 Owner's Manual page 437

TRANSFER – Component Parts (Oil Seals)
2. IF NECESSARY, REPLACE FRONT DRIVE GEAR OIL
SEAL
(a) Using SST and a hammer, drive out the oil seal and
dust cover.
SST 09325–20010
HINT: Place the bearing retainer on something soft such
as wooden blocks.
(b) Using SST and a hammer, drive in a .new oil seal to a
depth of 7 mm (0.28 in.) from the end.
SST 09325–20010
HINT: Take note of the groove direction and be careful
not to interchange this seal with the output shaft oil seal.
This oil seal has two arrow marks pointing clockwise and
the word FRONT to distinguish it from the output shaft.
(c) Using SST and a hammer, drive in a new dust cover.
SST 09325–20010
TF–25