Honda 2005 CRF450R Owner's Manual page 109

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.
NOTICE
Overtightening the vise can damage the axle
holder.
5. Temporarily install the fork damper to the fork.
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 special tool or mechanic's stopper tool (5)
between the axle holder and lock nut (2).
Measure the thread length again.
Standard: 0.43 – 0.51 in (11 – 13 mm)
6. Install the push rod (6) into the fork damper
piston rod until it stops.
Check the push rod installation by turning the
push rod right and left.
7. Apply fork oil to a new O-ring (7) and install
it to the fork center bolt (8).
Apply locking agent to the fork center bolt
threads.
Install the fork center bolt to the fork damper
piston rod aligning the fork center bolt
adjusting rod (9) to the push rod. Tighten the
fork center bolt fully by hand.
(5)
(2)
(6)
(2) lock nut (7) O-ring
(5) stopper tool (8) fork center bolt
(6) push rod (9) adjusting rod
104
Adjustments for Competition
8. Measure the length of the lock nut (2) and
fork center bolt (8) clearance.
Standard: 0.06 – 0.08 in (1.5 – 2.0 mm)
If the clearance is out of specification, check the
lock nut and center bolt installation.
(2) lock nut
9. Tighten the lock nut (2) to the fork center bolt
(8) closely by hand. Tighten the lock nut to
the specified torque:
16 Ibf·ft (22 N·m, 2.2 kgf·m)
(9)
(2)
(8)
(2) lock nut
(7)
(8) fork center bolt
(2)
(8)
(8) fork center bolt
(8)
10. Remove the special tool or mechanic's stopper
tool while applying pressure to the fork
damper.
Install the fork center bolt (8) to the axle
holder and tighten it to the specified torque:
51 Ibf·ft (69 N·m, 7.0 kgf·m)
(8) fork center bolt
11. Measure the length between the axle holder
and outer tube.
Standard: 12.5 ± 0.1 in (317 ± 2 mm)
12. Compare the length (10) at assembly and at
disassembly. They should be the same length.
If the length at assembly is longer than at
disassembly, check the fork center bolt and lock
nut installation.
(10)
(10) length
(8)