Suzuki RM125 Owner's Service Manual page 195

16-14 FRONT FORK AND STEERING
• Force out the remaining oil (discharged oil) using compressed
air completely.
• With the damper rod in horizontal position, move the inner rod
by hand to inspect it if operating smoothly.
• If the inner rod is not extend, repeat the "COMPRESSION
DAMPER UNIT" procedures (Pour the specified amount fork
oil and discharge an excess of oil). (16-12)
• Make sure approx. 10 mm (0.39 in) of inner rod thread is
exposed on the end.
• Completely wipe off the fork oil from the spring and damper
rod assembly.
• Insert the spring and damper rod assembly into the fork.
• Temporarily tighten the fork cap bolt (sub-tank).
 09941-53630: Front fork top cap wrench
100 mm
(3.9 in)
Lock-nut
Approx.10 mm
(0.39 in)