much or too little oil
adversely affect shock damping. Too much oil or
heavy an oil makes the action too
little oil or
light an oil makes the action soft, decreases damping
potential, and may cause noise during fork movement.
Contaminated or deteriorated oil will also affect
shock damping and, in addition, will accelerate internal
wear. The fork oil should
changed periodically (Pg.
or sooner if the oil appears dirty.
Fork oil change
"""t a motorcycle up on its center stand.
eRaise the front wheel off the ground by using a jack
at the specified location (See Fig. G2).
eRelease air through the air valve at the top end of the
front fork, and loosen the top bolt.
eRemove the front wheel (See Pg.
eRemove the front fork (See Pg.
eRemove the drain screw from the lower end of the
ePump out the oil by r:epeatedly compressing and ex-
tending the front fork.
eWash the drain screw threads clean of oil, and blow
eApply a liquid gasket
the thread of drain screw, and
install the screw and gasket.
eUnscrew the top bolt, and remove the spring seat and
spring from the
and pour in the -type and
amount of oil specified in Table
Filling fork oil capacity
Type changing semblyand
Oil level (mm)
155.5 ± 2
spring removed and
ePump the fork by several times to expel the air from
the upper and lower chambers.
echeck the oil1evel by compressing the fork completely.
If the oil
above or below the specified level, remove
or add oil and recheck the oil level.
Fork 011 Level
oil Inklge IIMI
lnspect the 0 ring on the top bolt, and replace it with
a new one if it is damaged.
l nstal I the spring, spring seat, and top bolt, and tighten
the top bolt to
ft-1bs) of torque.
echange the 011 of the other fork leg in the same manner.
lnstall the front fork (See Pg. 148).