Yamaha YZ450FX 2023, Owner'S Manual

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FRONT FORK
4-15
EAM20100
FRONT FORK
EAM30055
REMOVING THE FRONT FORK LEGS
1. Use a maintenance stand to raise the front
wheel off the ground.
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
TIP
Record the adjusting screw setting position be-
fore loosening the adjuster and the base valve.
2. Remove:
• Lower handlebar holder (with the handlebar)
3. Loosen:
• Upper bracket pinch bolt
•
Damper assembly
• Lower bracket pinch bolt
WARNING
EWA20350
Before loosening the upper and lower brack-
et pinch bolts, support the front fork leg.
TIP
•
Before removing the front fork leg from the ve-
hicle, loosen the damper assembly “1” with the
cap bolt ring wrench “2”.
• It is allowed to remove the lower handlebar
holder with the handlebar installed as shown.
When doing so, make sure that the handlebar
is secured so that it does not move.
4. Remove:
•
Front fork leg
EAM30056
DISASSEMBLING THE FRONT FORK LEGS
1. Drain:
•
Fork oil
2. Remove:
•
Adjuster “1”
(from the inner tube)
TIP
•
While compressing the inner tube “2”, set the
cap bolt ring wrench “4” between the inner tube
and locknut “3”.
• Hold the locknut and remove the adjuster.
NOTICE
ECA24520
Do not remove the locknut as the damper rod
may go into the damper assembly and not be
taken out.
Cap bolt ring wrench
90890-01501
Cap bolt ring wrench
YM-01501
Cap bolt ring wrench
90890-01501
Cap bolt ring wrench
YM-01501
1
2