Yamaha WR450FX, Owner'S Service Manual

Page: 196 / 220

6-39
REAR SHOCK ABSORBER
3. Install:
•
Lower bearing "1"
Install the bearing by pressing it on
the side having the manufacture's
marks or numbers.
INSTALLING THE SPRING (REAR
SHOCK ABSORBER)
1. Install:
• Spring "1"
•
Upper spring guide "2"
• Lower spring guide "3"
2. Tighten:
• Adjuster "1"
3. Adjust:
• Spring length (installed)
Refer to "ADJUSTING THE
REAR SHOCK ABSORBER
SPRING PRELOAD" section in
the CHAPTER 3.
4. Tighten:
• Locknut "1"
INSTALLING THE REAR SHOCK
ABSORBER
1. Install:
•
Dust seal "1"
• O-ring "2"
•
Collar "3"
• Apply the molybdenum disulfide
grease on the dust seal lips and col-
lars.
•
Apply the lithium soap base grease
on the O-rings.
2. Install:
•
Bushing "1"
• Collar "2"
•
Dust seal "3"
•
Apply the molybdenum disulfide
grease on the bearing and dust seal
lips.
• Install the dust seals with their lips
facing outward.
3. Install:
• Rear shock absorber
4. Install:
• Bolt (rear shock absorber-frame)
"1"
• Washer "2"
•
Nut (rear shock absorber-frame)
"3"
Apply the molybdenum disulfide
grease on the bolt.
5. Install:
•
Bolt (rear shock absorber-relay
arm)"1"
•
Nut (rear shock absorber-relay
arm) "2"
Apply the molybdenum disulfide
grease on the bolt.
6. Install:
• Rear frame "1"
• Bolt [rear frame (upper)] "2"
• Bolt [rear frame (lower)] "3"
7. Tighten:
• Screw (air filter joint) "1"
Installed depth of the
bearing "a":
4 mm (0.16 in)
Nut (rear shock absorb-
er-frame):
56 Nm (5.6 m•kg, 40
ft•lb)
Nut (rear shock absorb-
er-relay arm):
53 Nm (5.3 m•kg, 38
ft•lb)
Bolt [rear frame (upper)]:
38 Nm (3.8 m•kg, 27
ft•lb)
Bolt [rear frame (lower)]:
32 Nm (3.2 m•kg, 23
ft•lb)
Screw (air filter joint):
3 Nm (0.3 m•kg, 2.2
ft•lb)
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