HYOSUNG GF125 Service Manual page 127

6-9 CHASSIS
● Remove the oil seal by using the special tool.
09913-50121
CAUTION:
The oil seal removed should be replaced with a new
one.
INSPECTION
DAMPER ROD RING
Inspect the damper rod for wear and damage.
INNER TUBE AND OUTER TUBE
Inspect the inner tube and outer tube sliding surfaces for
any scuffing or flaws.
FORK SPRING
Measure the fork spring free length, if it is shorter than
the service limit, replace it.
Service limit
Oil seal remover
454.5mm