Page 20 of 78

ECA10070
CAUTION:
Immediately wipe off spilled fuel
with a clean, dry, soft cloth, since
fuel may deteriorate painted surfa-
ces or plastic parts.
EAU13270
Your Yamaha engine has been desig-
ned to use regular unleaded gasoline
with a research octane number of 91
or higher. If knocking (or pinging)
occurs, use a gasoline of a different
brand or premium unleaded fuel. Use
of unleaded fuel will extend spark
plug life and reduce maintenance
costs.
EAU13431
Catalytic converter
This model is equipped with a cataly-
tic converter in the exhaust system.
EWA10860
s s
WARNING
The exhaust system is hot after
operation. Make sure that the
exhaust system has cooled down
before doing any maintenance
work.
ECA10700
CAUTION:
The following precautions must be
observed to prevent a fire hazard or
other damages.
Use only unleaded gasoline.
The use of leaded gasoline will
cause unrepairable damage to
the catalytic converter.
Never park the vehicle near
possible fire hazards such as
grass or other materials that
easily burn.
Do not allow the engine to idle
too long.
EAU13070
Fuel tank cap
1. Fuel tank cap lock cover
2. Unlock
To open the fuel tank cap
Open the fuel tank cap lock cover,
insert the key into the lock, and then
turn it 1/4 turn clockwise. The lock will
be released and the fuel tank cap can
be opened.
To close the fuel tank cap
1. Push the fuel tank cap into posi-
tion with the key inserted in the
lock.
2. Turn the key counterclockwise to
the original position, remove it,
and then close the lock cover.
1
Recommended fuel:
REGULAR UNLEADED GASOLINE
ONLY
Fuel tank capacity:
13.8 L (3.65 US gal) (3.04 Imp gal)
Fuel reserve amount:
2.2 L (0.58 US gal) (0.48 Imp gal)
3
INSTRUMENT AND CONTROL FUNCTIONS
3-6
5WX-F8199-E2.qxd 29/05/2006 14:23 Página 6
Page 60 of 78

EAU23481
Replacing the fuse
The fuse holder is located under the
seat. (See page 3-9.)
If the fuse is blown, replace it as
follows.
1. Turn the key to “
e” and turn off
all electrical circuits.
2. Remove the blown fuse, and then
install a new fuse of the specified
amperage.
ECA10640
CAUTION:
Do not use a fuse of a higher ampe-
rage rating than recommended to
avoid causing extensive damage to
the electrical system and possibly a
fire.
3. Turn the key to “f” and turn on
the electrical circuits to check if
the devices operate.
4. If the fuse immediately blows
again, have a Yamaha dealer
check the electrical system.
EAU23800
Replacing the headlight bulb
This model is equipped with a quartz
bulb headlight. If the headlight bulb
burns out, replace it as follows.
1. Headlight bulb cover
1. Remove the headlight bulb cover,
and then disconnect the head-
light lead connectors.
1
Specified fuse:
10 A
6
PERIODIC MAINTENANCE AND MINOR REPAIR
6-28
5WX-F8199-E2.qxd 29/05/2006 14:23 Página 28
Page 70 of 78

DimensionsOverall length
2202 mm (86.7 in)
Overall width
689 mm (27.1 in)
Overall height
1175 mm (46.3 in)
Seat height
820 mm (32.3 in)
Wheelbase
1341 mm (52.8 in)
Ground clearance
151 mm (5.94 in)
Minimum turning radius
2900 mm (114.2 in)
WeightWith oil and fuel
124 kg (273 lb)
EngineEngine type
Liquid cooled 2-stroke
Cylinder arrangement
Forward-inclined single cylinder
Displacement
49.7 cm
3(3.03 cu*in)
Bore x stroke
40.3 x 39.0 mm (1.58 x 1.53 in)
Compression ratio
11.5:1
Starting system
Electric starter
Lubrication system
Separate lubrication (Yamaha autolube)
Oil type or gradeRecommended engine oil grade
SAE10W30 type SE motor oil
Cooling systemRadiator capacity (including all routes)
0.70 L (0.74 US qt) (0.62 Imp qt)
Coolant reservoir capacity (up to the maxi-
mum level mark)
0.29L (0.31 US qt) ( 0.26 Imp qt)
Air filterAir filter element
Wet element
Recommended fuelRecommended fuel
Unleaded fuel
Fuel tank capacity
13.8 L (3.65 US gal) (3.04 Imp gal)
Fuel reserve amount
2.2 L (0.58 US gal) (0.48 Imp gal)
CarburetorManufacturer
Dell’Orto
Type x quantity
PHBN 16 x 1
Spark plug (s)Manufacturer/model
NGK/BR 9 ES
Spark plug gap
0.6 ~ 0.7 mm (0.023 ~ 0.027 in)
ClutchClutch type
Wet, multiple-disc
TransmissionPrimary reduction system
Helical gear
Primary reduction ratio
71 x 20 (3.55)
Secondary reduction system
Chain drive
Secondary reduction ratio
60 x 11 (5.45)
Transmission type
Constant mesh 6-speed
Operation
Left foot operation
Gear ratio1-
36 x 12 (3.00)
2-
33 x 16 (2.062)
3-
29 x 19 (1.526)
4-
27 x 22 (1.227)
5-
25 x 24 (1.041)
6-
24 x 25 (0.960)
ChassisFrame type
Double cradle
Caster angle
25 º
Trail
90 mm (3.54 in)
8
SPECIFICATIONS
8-1
5WX-F8199-E2.qxd 29/05/2006 14:23 Página 38
Page 71 of 78

Front tireType
Tubeless
Size
100/80-17 52H
Manufacturer/model
Pirelli / Sport Demon
Continental/Conti-Twist SM
Rear tireType
Tubeless
Size
130/70-17 62H
Manufacturer/model
Pirelli / Sport Demon
Continental/Conti-Twist SM
LoadingMaximum load
196 kg (432.18 lb)
Load is total weight of the equipement, dri-
ver, passenger and accessories
Tire air pressure (measured on cold
tires)
Loading condition
0–90 kg (0–198 lb)
Front
180 kPa (26 psi) (1.8 kgf/cm
2)
Rear
200 kPa (28 psi) (2.0 kgf/cm
2)
Loading condition
90 kg (198 lb)–Maximum load
Front
190 kPa (27 psi) (1,9 kgf/cm
2)Rear
230 kPa (33 psi) (2,3 kgf/cm
2)
Front wheelWheel type
Cast wheel
Rim size
17 x MT2.75
Rear wheelWheel type
Cast wheel
Rim size
17 x MT3.50
Front brakeType
Single disc brake
Operation
Right hand operation
Recommended fluid
DOT 4
Rear brakeType
Single disc brake
Operation
Right foot operation
Recommended fluid
DOT 4
Front suspensionType
Telescopic fork
Spring/shock absorber type
Coil spring/oil damper
Wheel travel
108 mm (4.25 in)
Rear suspensionType
Unit swing
Spring/shock absorber type
Coil spring/oil damper
Wheel travel
89.2 mm (3.51 in)
Electrical systemIgnition system
MORIC
Charging system
Transistor
BatteryManufacturer/model
TIAJIN TONG YEE INDUSTRIAL
CO. LTD. / GS GT4L-BS
Voltage, capacity
12V-3Ah
Bulb voltage, wattage x quantityHeadlight
12 V, 25.0 W / 25.0 W x 2
Tail/brake light
12 V, 21.0 W / 5.0 W x 2
Front turn signal light
12 V, 16.0 W x 2
Rear turn signal light
12 V, 10.0 W x 2
License plate light
12 V, 5.0 W x 1
Meter lighting
LED
High beam Indicator light
LED
Turn signal indicator light
8
SPECIFICATIONS
8-2
5WX-F8199-E2.qxd 29/05/2006 14:23 Página 39
Page 73 of 78
EAU26351
Identification numbers
Record the key identification number,
vehicle identification number and
model label information in the spaces
provided below for assistance when
ordering spare parts from a Yamaha
dealer or for reference in case the
vehicle is stolen.
KEY IDENTIFICATION NUMBER:
VEHICLE IDENTIFICATION
NUMBER:
MODEL LABEL INFORMATION:
EAU26381
Key identification number
1. Key identification number
The key identification number is
stamped into the key tag.Record this
number in the space provided and
use it for reference when ordering a
new key.
EAU26400
Vehicle identification number
1. Vehicle identification number
The vehicle identification number is
stamped into the steering head
pipe.Record this number in the space
provided.
NOTE:
The vehicle identification number is
used to identify your motorcycle and
may be used to register your
motorcycle with the licensing autho-
rity in your area.
1
9
CONSUMER INFORMATION
9-1
5WX-F8199-E2.qxd 29/05/2006 14:23 Página 41
Page 74 of 78
EAU26480
Model label
1. Model label
The model label is affixed to the frame
under the seat. (See page 3-9.)
Record the information on this label in
the space provided. This information
will be needed when ordering spare
parts from a Yamaha dealer.
1
9
CONSUMER INFORMATION
9-2
5WX-F8199-E2.qxd 29/05/2006 14:23 Página 42