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Fork Oil Level
Standard (0.44 kgf/mm) Fork Spring
No mark
(factory products)
Standard oil
2.8 in
level
71 mm
Maximum oil
1.5 in
Slightly stiffer as
level
37 mm
it nears full
compression.
Minimum oil
4.4 in
Slightly softer as
level
113 mm
it nears full
compression.
Optional Softer (0.42 kgf/mm) Fork Spring
1 scribe mark
Standard oil
2.6 in
level
67 mm
Maximum oil
1.3 in
Slightly stiffer as
level
33 mm
it nears full
compression.
Minimum oil
4.3 in
Slightly softer as
level
108 mm
it nears full
compression.
Optional Stiffer (0.46 kgf/mm) Fork Spring
2 separate scribe marks
Standard oil
3.0 in
level
75 mm
Maximum oil
1.6 in
level
41 mm
Minimum oil
4.6 in
level
117 mm
• Be sure the oil level is the same in both fork
legs.
• Always use the after market syringe while
adjusting the oil level.
If it isn't used, air may get into the fork.
• If a syringe is not available, first set the oil
level somewhat lower than the normal level,
then add small amounts of oil until the correct
level is obtained, measuring the level each
time oil is added.
Front Suspension Adjustments
20. Inspect both ends of the fork spring. If you
find any roughness or burred edge on the
end of either spring, smooth the roughness
with a file and some emery cloth.
21. Clean the spring and spring seat thoroughly
with a high flash point solvent to remove all
metal particles and dirt.
Slightly stiffer as
it nears full
22. Dry the spring and spring seat with air
compression.
pressure rather than a shop towel. Using a
shop towel allows lint to stick to the springs.
Slightly softer as
Lint or any particles that stick in the
it nears full
compression.
damping passages can cause inconsistent
damping.
23. Check that the O-ring (30) on the fork cap is
in good condition. Apply the recommended
fork oil to the O-ring.
(30) O-ring
(30)
(cont'd)
87
Adjustments for Competition
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