Fork Spring - Yamaha TT-R125(S) Owner's Service Manual

FRONT FORK
EC554400

Fork spring

1. Measure:
Fork spring free length a
G
Out of specification → Replace.
Fork spring free length:
Standard
TT-R125/TT-R125E:
327 mm (12.9 in)
TT-R125LW:
339 mm (13.3 in)
TT-R125LWE:
453.6 mm
(17.86 in)
Inner tube
1. Inspect:
Inner tube surface a
G
Score marks → Repair or replace.
Use #1,000 grit wet sandpaper.
Damaged oil lock piece → Replace.
Inner tube bends
G
Out of specification → Replace.
Use the dial gauge 1.
Inner tube bending limit:
0.2 mm (0.008 in)
NOTE:
The bending value is shown by one half of the
dial gauge reading.
WARNING
Do not attempt to straighten a bent inner
tube as this may dangerously weaken the
tube.
2. Inspect:
Piston metal 1
G
Wear/damage → Replace.
5 - 36
CHAS
<Limit>
TT-R125/TT-R125E:
322 mm (12.7 in)
TT-R125LW:
334 mm (13.1 in)
TT-R125LWE:
448.6 mm
(17.66 in)