2-40 PERIODIC MAINTENANCE
Periodic Maintenance Procedures
Front Fork Oil Change/Oil Level Adjustment (each
Loosen the front fork upper clamp bolts.
Place the handlebar on one side, and loosen the fork top
Remove the front fork.
Hold the inner tube lower end in a vise.
Disassemble the top plug from the outer tube.
Push the outer tube all the way down away from the top
plug and hold it there throughout the following procedure.
For KX125/250-M1 model, pull the fork spring [A] away
from the top plug a little and slip the spanner wrench [B]
in on top of the spring seat and under the push rod nut
Use wrenches on the rod nut and the top plug [A] to loosen
the push rod nut.
Remove the top plug from the push rod.
Lift the fork spring [B] and its top spring seat [C] out of the
For KX125/250-M2 model ∼; as shown in the figure.
Take the rebound damping adjuster rod [A] out of the push