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(cont’d)
Adjustments for Competition 117
Front Suspension Adjustments
4. Place the lower end (axle holder) of the slider
in a vise with a piece of wood or soft jaws to
avoid to damage.
Over-tightening the vise can damage the axle
holder.
5. Push out the fork damper piston rod from the
axle holder of the slider by pushing the fork
damper.
Apply pressure to the fork damper and insert
the piston base (6) or mechanic's stopper tool
between the axle holder and fork center bolt
lock nut (2).
Measure the thread length again.
Standard:
0.6 – 0.7 in (16 – 18 mm)
6. Install the push rod (7) into the fork damper
piston rod until it stops.
7. Apply fork oil to new sealing washer (8) and
O-ring (9) and install them to the fork center
bolt (10).
Install the fork center bolt to the fork damper
piston rod. Tighten the fork center bolt fully
by hand.
NOTICE
(2) fork center bolt lock nut (8) sealing washer (new)
(6) piston base (9) O-ring (new)
(7) push rod (10) fork center bolt
8. Measure the length of the fork center bolt lock
nut (2) and fork center bolt (10) clearance.
Standard
: 0.04 – 0.14 in (1.0 – 3.5 mm)
If the clearance is out of specification, check the
fork center bolt lock nut and fork center bolt
installation.
(2) fork center bolt lock nut (10) fork center bolt
9. Tighten the fork center bolt lock nut (2) to the
fork center bolt (10) closely by hand. Tighten
the fork center bolt lock nut to the specified
torque using an open end wrench 9/16 in
(15 mm):
21 Ibf·ft (29 N·m, 3.0 kgf·m)
(2) fork center bolt lock nut
(10) fork center bolt
10. Remove the piston base or mechanic's stopper
tool while pushing the fork damper.
Apply locking agent to the fork center bolt
threads.
Install the fork center bolt (10) to the axle
holder and tighten it to the specified torque:
41 Ibf·ft (55 N·m, 5.6 kgf·m)
(10) fork center bolt
11. Measure the length between the axle holder
and outer tube.
Standard:
12.6 ± 0.1 in (319 ± 2 mm)
12. Compare the length (11) at assembly and at
disassembly. They should be the same length.
(11) length
(2) (6)
(7)
(9)
(8)
(10)
(2)
(10)
0.04 – 0.14 in
(1.0 – 3.5 mm)
(2)
(10)
(10)
(11)
If the length at assembly is longer than at
disassembly, check the fork center bolt and fork
center bolt lock nut installation.
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