Yamaha YZ450F Manuel D'atelier Du Proprietaire page 568

REAR SHOCK ABSORBER
2. Tighten:
• Adjuster 1
3. Adjust:
• Spring length (installed) a
Standard
248 mm (9.76 in)
*245 mm (9.65 in)
* For EUROPE
NOTE:
The length of the spring (installed) changes
1.5 mm (0.06 in) per turn of the adjuster.
CAUTION:
Never attempt to turn the adjuster beyond
the maximum or minimum setting.
4. Tighten:
• Locknut 1
Rear shock absorber
1. Install:
• Dust seal 1
• O-ring 2
• Collar 3
NOTE:
• Apply the molybdenum disulfide grease on
the bearing.
• Apply the lithium soap base grease on the
dust seals, O-rings and collars.
5 - 66
CHAS
Spring length (installed) a:
length
240.5 ~ 258.5 mm
(9.47 ~ 10.18 in)
New
Extent of
adjustment