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Servicing Your Honda 89
Suspension
Refer to Front Suspension Removal on page 87.
1. Clean the fork assembly, especially the sliding
surface of the slider and dust seal.
2. Hold the outer tube (1), then remove the fork
damper assembly (2) from the outer tube using
a lock nut wrench (3). Gently slide the outer
tube down onto the lower end (axle holder) (4).
• Lock nut wrench 07WMA-KZ30100
NOTICE
The outer tube (1) can drop on the axle holder (4)
and damage the fork dust seal (5). To avoid
damage, hold both the outer tube and slider when
removing the fork damper.
3. Drain the fork oil from the outer tube (1) and
oil holes (6) of the fork damper assembly (2).
Remove the O-ring (7) from the fork damper
assembly.
4. Drain the fork oil by turning the outer tube (1)
upside down. (About 0.46 US oz (13.7 cm
3
) of
fork oil will be left in the outer tube when it is
left inverted for about 20 minutes at 68°F/
20°C.)
Pour the drained oil into a suitable container and
dispose of it in an approved manner (page 148).
NOTICE
Improper disposal of drained oil is harmful to the
environment.
Recommended Fork Oil
suggested oil Pro Honda HP Fork Oil, SS-19
Fork Outer Tube Disassembly
(1) outer tube (3) lock nut wrench
(2) fork damper assembly (4) axle holder
(1)
(4)
(2)
(1)
(3)
(1) outer tube (5) fork dust seal
(4) axle holder
(1) outer tube (6) oil holes
(2) fork damper assembly (7) O-ring
(1)
(5)
(4)
(1)
(2)
(6)
(7)
(1) outer tube
Amount of fork oil left in the fork
(within damper and spring) unit: cm
3
minute
°C/°F
5 1020355585145
30/86 16.5 14.1 12.7 11.8 11 10.1 8.6
20/68 17.4 15 13.7 12.6 11.5 10.5 9.1
10/50 18.9 16.5 14.8 13.7 12.5 11.4 9.8
0/32 20 18.4 15.9 14.5 13.7 13 11.7
(1)
Inverted time
0°C/32°F
10°C/50°F
20°C/68°F
30°C/86°F
Amount of fork oil
(minutes)
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