Recommended Fork Oil; Fork Oil Change - Honda CRF450R 2009 Owner's Manual & Competition Handbook

Recommended Fork Oil

suggested oil KHL15-11 (KYB)

Fork Oil Change

Refer to Front Suspension Disassembly on page
110 for front suspension removal.
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 (2) from the outer tube using the lock
nut wrench (3). Gently slide the outer tube
down onto the lower end of the slider (4).
• Lock nut wrench 070MA-MEN0100
(1)
(2) (3)
(1)
(1) outer tube (3) lock nut wrench
(2) fork damper (4) slider
NOTICE
The outer tube (1) can drop on the slider (5) and
damage the fork dust seal (6). To avoid damage,
hold both the outer tube and slider when
removing the fork damper.
NO GOOD
(5)
(1) outer tube
(5) slider
3. Drain the fork oil from the outer tube (1).
Drain the fork oil from the oil holes (7) of the
fork damper.
(4)
(1)
(1) outer tube
4. Drain the fork oil by turning the outer tube (1)
upside down. (About 0.5 US oz (15.8 cm
fork oil will be left in the outer tube when it is
left inverted for about 20 minutes at
68°F/20°C.)
(1)
(6)
(1) outer tube
Pour the drained oil into a suitable container and
dispose of it in an approved manner (page 140).
(6) fork dust seal
NOTICE
Improper disposal of drained oil is harmful to the
environment.
Amount of fork oil left in the fork
(within damper and spring)
minute
°F/°C
32/0
50/10
(7)
68/20
86/30
(7) oil holes
3 ) of
Suspension
(1)
5 10 20 35 55 85
24.6 22.0 19.4 17.7 16.5 15.5
22.7 19.8 17.6 16.0 14.8 13.9
21.5 18.1 15.8 14.0 13.1 12.0
20.5 16.8 14.9 13.1 11.8 11.0
32°F/0°C
50°F/10°C
68°F/20°C
86°F/30°C
Servicing Your Honda
unit: cm 3
145
14.0
12.4
10.8
9.7
(cont'd)
85