Honda CRF450R User Manual

Suspension
76 Servicing Your Honda
viscosity (weight) 5 W
suggested oil Pro Honda HP Fork Oil or
equivalent
(1) outer tube (3) lock nut wrench
(2) fork damper (4) slider, lower end
The outer tube can drop on the slider and
damage the fork dust seal and guide bushing
when the fork damper is removed. To avoid
damage hold both the outer tube and slider when
removing the fork damper.
NOTICE
(5) dust seal (7) slider
(6) guide bushing (8) outer tube
4. Pour the fork oil from the outer tube (1).
Pour the fork oil from the oil hole (9) of the
fork damper.
(1) outer tube (9) oil hole
5. Drain the fork oil by turning the outer tube (1)
upside down. (About 12 cc of fork oil will be
left in the outer tube when it is left inverted
for about 20 minutes at 20 °C/68°F.)
(1) outer tube
Amount of fork oil left in the fork
(within damper and spring) unit: cc
minute
°C/°F
30/86
20/68
10/50
0/32
5
27
29.4
28.2
30.6
10
15.3
16.5
21.2
22.4
20
10.6
11.8
16.5
18.8
35
9.4
10.6
15.3
16.5
55
8.3
9.4
12.9
16.5
85
7.9
8.2
11.8
15.3
145
7.9
8.2
11.8
14.1
(3)
(2)
(1)
(1)
(4)
(5)
(6)
(7) (8)
(1)
(9)
(1)
Recommended Fork Oil
Fork Oil Change
Refer to suspension removal on page 99.
1. Clean the fork assembly, especially the sliding
surface of the slider and dust seal.
2. Record the rebound damping adjuster position
and turn the adjuster counterclockwise until it
stops.
3. 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).

Honda CRF450R Specifications

General

Brand	Honda
Model	CRF450R
Category	Motorcycle
Language	English