Yamaha DT125RE 2005 Service Manual page 114

CHECKING THE FRONT AND REAR BRAKE CALIPER
1
NOTE:
• Replace the pad spring as a set if pad
replacement is required.
• Replace the pads as a set if either if found
to be worn to the wear limit.
8. Inspect:
• Brake disc
Galling/damage
9. Measure:
• Brake disc deflection
Out of specification
runout.
If wheel runout is in good condition, repla-
ce.
Maximum deflection:
0.15mm (0.006in.)
• Brake disc thickness
Out of specification
Minimum thickness:
Front: 3.0mm (0.12in.)
Rear: 4.0mm (0.16in.)
Dial gauge
Front
A
Rear
B
Bolt (brake disc):
20 Nm (2.0 m•kg, 14ft•lb)
Use LOCTITE®
4-26
CHAS
Replace.
Inspect wheel
Replace.