Yamaha RS90NL Supplément Au Manuel De D'atelier page 132

SECONDARY SHAFT
2. Measure:
• Brake disc clearance a
Out of the specification → Adjust.
Brake disc clearance:
0.2 ~ 0.7 mm (0.008 ~ 0.028 in)
3. Adjust:
• Brake disc clearance
Adjustment steps:
• Remove the circlip 8.
• Adjust the brake disc clearance by adding or
removing shim(s) 9.
Shim size
Part number
90201-252F1
90201-25527
• Install the new circlip.
57
POWR
TR
Thickness
0.5 mm (0.02 in)
1.0 mm (0.04 in)