PERIODIC MAINTENANCE AND MINOR REPAIR
6
Front tire:
Size:
120/70-13M/C 53P
Manufacturer/model:
DUNLOP/D305F
Rear tire:
Size:
130/70-13M/C 63P
Manufacturer/model:
DUNLOP/D305
EAU21992
EWA10580
A WARNING
• It is dangerous to ride with a
worn-out tire. When a tire tread
begins to show crosswise lines,
have a Yamaha dealer replace
the tire immediately.
• The replacement of all wheel-
and brake-related parts, includ-
ing the tires, should be left to a
Yamaha dealer, who has the
necessary professional knowl-
edge and experience.
Cast wheels
To maximize the performance, durabil-
ity, and safe operation of your vehicle,
note the following points regarding the
specified wheels.
• The wheel rims should be checked
for cracks, bends, warpage or
damage before each ride. If any
damage is found, have a Yamaha
dealer replace the wheel. Do not
attempt even the smallest repair to
1
2
1.
Valve stem nut
2.
Valve stem locknut
the wheel. A deformed or cracked
wheel must be replaced.
• The wheel should be balanced
whenever either the tire or wheel
has been changed or replaced. An
unbalanced wheel can result in
poor performance, adverse
han-
dling characteristics, and a short-
ened tire life.
• Ride at moderate speeds after
changing a tire since the tire sur-
Tightening torques:
Valve stem nut:
1.5 Nm (0.2 m·kgf, 1.1 ft·lbf)
Valve stem locknut:
3.0 Nm (0.3 m·kgf, 2.2 ft·lbf)
face must first be “broken in” for it
to develop its optimal characteris-
tics.
• After repairing or replacing the rear
tire,
tighten the valve stem nut and
locknut to the specified torques.
6-26
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