6-24
PERIODIC MAINTENANCE AND MINOR REPAIR
6 Tire inspection
The tires must be checked before
each ride. If the center tread depth
reaches the specified limit, if the tire
has a nail or glass fragments in it, or
if the sidewall is cracked, have a
Yamaha dealer replace the tire imme-
diately.
NOTE:
The tire tread depth limits may differ
from country to country. Always com-
ply with the local regulations.
1a
1. Tire sidewall
a. Tire tread depth
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8 8
Have a Yamaha dealer replace
excessively worn tires.
Besides being illegal, operat-
ing the scooter with exces-
sively worn tires decreases
riding stability and can lead to
loss of control.
8 8
The replacement of all wheel
and brake related parts,
including the tires, should be
left to a Yamaha dealer, who
has the necessary profession-
al knowledge and experience.
Tire information
This scooter is equipped with cast
wheels and tubeless tires.
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8 8
The front and rear tires should
be of the same make and
design, otherwise the handling
characteristics of the scooter
cannot be guaranteed.
8 8
After extensive tests, only the
tires listed below have been
approved for this model by
Yamaha Motor Co., Ltd.
Minimum tire tread depth
(front and rear)1.6 mm
FRONT
Manufacturer Size Model
DUNLOP 120/70-14M/C 55S D305FA
BRIDGESTONE120/70-14M/C 55S HOOP B03
REAR
Manufacturer Size Model
DUNLOP 150/70-14M/C 66S D305
BRIDGESTONE150/70-14M/C 66S HOOP B02
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8-3
SPECIFICATIONS
8
Wheels
Front
Type Cast wheel
Size 14 M/C ×MT3.50
Rear
Type Cast wheel
Size 14 M/C ×MT4.50
Brakes
Front
Type Single disc brake
Operation Right hand
Fluid DOT 4
Rear
Type Single disc brake
Operation Left hand
Fluid DOT 4Suspension
Front Telescopic fork
Rear Swingarm
Spring/shock absorbers
Front Coil spring/oil damper
Rear Coil spring/gas-oil damper
Wheel travel
Front 120 mm
Rear 120 mm
Electrical
Ignition system Transistorized coil ignition
(digital)
Charging system
Type A.C. magneto
Standard output 14 V, 310W @ 5,000 r/min
Battery
Type GT9B-4
Voltage, capacity 12 V, 8 Ah
Headlight bulb typeHalogen
Bulb voltage, wattage ×quantity
Headlight 12 V, 60/55 W ×1
12 V, 55 W ×1
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