6-18
PERIODIC MAINTENANCE AND MINOR REPAIR
1
2
3
4
5
6
7
8
9 Tire inspection
Always check the tires before operat-
ing the motorcycle. If center tread
depth reaches the limit as shown, if
the tire has a nail or glass fragments
in it, or if the side wall is cracked,
contact a Yamaha dealer immediate-
ly and have the tire replaced.
1
2
1. Tread depth
2. Side wall
NOTE:
These limits may be different by regu-
lation from country to country. If so,
conform to the limits specified by the
regulations of your own country.
Manufacturer Size Type
BRIDGESTONE 100/90-18 56P TW53
DUNLOP 100/90-18 56P D602F
FRONT
Manufacturer Size Type
BRIDGESTONE 130/80-17 65P TW54
DUNLOP 130/80-17 65P D602
REAR
Minimum tire tread
depth 0.8 mm
(front and rear)
EAU00683
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Operating the motorcycle with
excessively worn tires decrease
riding stability and can lead to loss
of control. Have excessively worn
tires replaced by a Yamaha dealer
immediately. Brakes, tires, and
related wheel parts replacement
should be left to a Yamaha Service
Technician.
5AE-9-E3 (ENG) 4/11/0 11:06 AM Page 61
SPECIFICATIONS
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2
3
4
5
6
7
8
9
8-2 Spark plug
Type/Manufacturer BR9ES/NGK
Spark plug gap 0.7 ~ 0.8 mm
Clutch typeWet, multiple-disc
Transmission
Primary reduction system Helical gear
Primary reduction ratio 71/22 (3.227)
Secondary reduction system Chain drive
Secondary reduction ratio 57/16 (3.563)
Transmission type Constant mesh 6-speed
Operation Left foot operation
Gear ratio 1st 2.833
2nd 1.875
3rd 1.412
4th 1.143
5th 0.957
6th 0.818
Chassis
Frame type Semi double cradle
Caster angle 26°
Trail 116 mmTire
Type Tubeless
Front
Size 100/90-18 56P
Manufacturer/ BRIDGESTONE/TW53
model DUNLOP/D602F
Rear
Size 130/80-17 65P
Manufacturer/ BRIDGESTONE/TW54
model DUNLOP/D602
Maximum load* 180 kg
179 kg (CH, A)
Air pressure (cold tire)
up to 90 kg load*
Front 175 kPa (1.75 kg/cm
2, 1.75 bar)
Rear 200 kPa (2.00 kg/cm
2, 2.00 bar)
90 kg load ~ Maximum
load*
Front 175 kPa (1.75 kg/cm
2, 1.75 bar)
Rear 225 kPa (2.25 kg/cm
2, 2.25 bar)
* Load is total weight of cargo, rider, passenger and
accessories.
5AE-9-E3 (ENG) 4/11/0 11:06 AM Page 91
