Clutch Spring; Friction Plate; Clutch Plate - Yamaha TT-R125(W) Owner's Service Manual

CLUTCH AND PRIMARY DRIVEN GEAR
EC484400

Clutch spring

1. Measure:
Clutch spring free length a
G
Out of specification → Replace springs
as a set.
Clutch spring free length:
33 mm (1.30 in)
<Limit>: 31 mm (1.22 in)
EC484500

Friction plate

1. Measure:
Friction plate thickness
G
Out of specification → Replace friction
plate as a set.
Measure at all four points.
Friction plate thickness:
2.92 ~ 3.08 mm
(0.115 ~ 0.121 in)
<Limit>: 2.8 mm (0.110 in)
EC484600

Clutch plate

1. Measure:
Clutch plate warpage
G
Out of specification → Replace clutch
plate as a set.
Use a surface plate 1 and thickness
gauge 2.
Warp limit:
0.2 mm (0.008 in)
Push lever
1. Inspect:
Push lever 1
G
Wear/damage → Replace.
4 - 44
ENG