Tires; Steering; Front Fork - HYOSUNG RT125D Service Manual

PERIODIC MAINTENANCE
2-17

TIRES

Inspect Interval
Inspect Initial 1,000 km and Every 4,000 km.
TIRE TREAD CONDITION
Operating the motorcycle with excessively worn tires will
decrease riding stability and can lead to loss of control.
Inspect shortage of tire thread s depth by the
wear indicator .
Replace the front and rear tires at once when appear
the tire wear indicator .
TIRE PRESSURE
If the tire pressure is too high or too low, steering will be
adversely affected and tire wear increased. Therefore,
maintain the correct tire pressure for good roadability or
shorter tire life will result. Cold inflation tire pressure is
as follows.
SOLD RIDING
COLD INFLATION
TIRE PRESSURE
KPa
Front
123
Rear 123

STEERING

Inspect Interval
Inspect Initial 1,000 km and Every 4,000 km.
Steering should be adjusted properly for smooth turning
of handlebars and safe running. Overtight steering pre-
vents smooth turning of the handlebars and too loose
steering will cause poor stability. Check that there is no
play in th steering stem while grasping the lower fork
tubes by supporting the machine so that the front wheel
is off the ground, with the wheel straight ahead, and pull
forward. If play is found, perform steering bearing
adjustment as described in page 6-30 of this manual.

FRONT FORK

Inspect Interval
Inspect Every 4,000 km.
Inspect the front forks for oil leakage, scoring or scratch-
es on the outer surface of the inner tubes. Replace any
defective parts, if necessary.
DUAL RIDING
2 2
kg/cm psi KPa kg/cm
1.25 18.0 147 1.50
1.25 18.0 172 1.75
Tire wear indicator mark
tire
The standard tire on
130/80-18 66P for front and
180/80-14M/C 78P for rear.
The use of tires other than those specified may
cause instability. It is highly recommended to use
a HYOSUNG Genuine Tire.
psi
22.0
25.0
Tire wear indicator
CAUTION
is