Inner Tube Inspection
Visually inspect the inner tube [A].
If there is any damage, replace the inner tube. Since
damage to the inner tube damages the oil seal and dust
seal, replace the oil seal and dust seal whenever the inner
tube is replaced.
If the inner tube is badly bent or creased, replace
Excessive bending, followed by subsequent
straightening, can weaken the inner tube.
Temporarily assemble the inner and outer [B] tubes, and
pump them back and forth manually to check for smooth
If you feel binding or catching, the inner and outer tubes
must be replaced.
A straightened inner or outer fork tube may fall in
use, possibly causing an accident resulting in seri-
ous injury or death. Replace a badly bent or dam-
aged inner or outer tube and inspect the other tube
carefully before reusing it.
Oil Seal Inspection
Replace the oil seal [A] with a new one whenever it has
Spring Tension Inspection
Since a spring becomes shorter as it weakens, check its
free length [A] to determine its condition.
If the spring of either fork leg is shorter than the service
limit, it must be replaced. If the length of a replacement
spring and that of the remaining spring vary greatly, the
remaining spring should also be replaced in order to keep
the fork legs balanced from motorcycle stability.
Spring Free Length
442.7 mm (17.43 in.)
498.9 mm (19.64 in.)
433.8 mm (17.08 in.)
488.9 mm (19.25 in.)