Checking The Rear Axle; Checking The Driven Sprocket; Checking The Brake Disc; Installing The Driven Sprocket - Yamaha Raptor 90 YFM90RA 2011 Service Manual

REAR AXLE AND REAR AXLE HUB

CHECKING THE REAR AXLE

1. Check:
• rear axle runout
Do not attempt to straighten a bent axle.

CHECKING THE DRIVEN SPROCKET

1. Check:
• driven sprocket

CHECKING THE BRAKE DISC

1. Check:
• brake disc
2. Measure:
• brake disc deflection
• brake disc thickness

INSTALLING THE DRIVEN SPROCKET

1. Install:
• driven sprocket
TIP
Make sure that the blunt-edged corner
the driven sprocket is facing outward.
a
6 - 14
a
Out of specification → Replace.
WARNING
Rear axle runout limit
1.5 mm (0.06 in)
Refer to "REAR SHOCK ABSORBER,
SWINGARM AND DRIVE CHAIN".
Galling/damage → Replace.
Out of specification → Replace.
Brake disc maximum deflection
0.15 mm (0.006 in)
Out of specification → Replace.
Brake disc minimum thickness
3 mm (0.12 in)
CHAS
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