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Specifications
Technical Information 151
Specifications
Item English Metric
Dimension
Overall length 86.3 in 2,191 mm
Overall width 32.6 in 827 mm
Overall height 50.0 in 1,271 mm
Wheelbase 58.7 in 1,492 mm
Seat height 37.5 in 953 mm
Footpeg height 16.5 in 420 mm
Ground clearance 13.0 in 330 mm
Frame
Type Twin tube
F. suspension
Telescopic fork,
travel 10.7 in (273 mm)
stroke 12.2 in (310 mm)
PSF air pressure
33 psi
(230 kPa, 2.3 kgf/cm
2
)
R. suspension
Pro-link,
travel 12.4 in (315 mm)
Tire size, front
80/100 – 21 51M
DUNLOP MX51FA
Tire size, rear
120/80 – 19 63M
DUNLOP MX51
Tire type bias-ply, tube
Tire pressure, front (cold)
15 psi (100 kPa, 1.0 kgf/cm
2
)
Tire pressure, rear (cold)
15 psi (100 kPa, 1.0 kgf/cm
2
)
F. brake, swept area
Single disc brake
53.9 in
2
(347.7
cm
2
)
R. brake, swept area
Single disc brake
60.5 in
2
(390.3
cm
2
)
Fuel
unleaded gasoline, pump
octane number of 91 or higher
Fuel tank capacity
1.66 US gal
6.3 ℓ
Caster angle 27°4’
Trail length 4.6 in 116 mm
Fork oil capacity
(except fork damper)
8.3 US oz
245 cm
3
Item English Metric
Engine
Type Liquid cooled, 4-stroke
Cylinder arrangement
Single 6°30’ inclined
from vertical
Bore and stroke
3.78 x 2.44 in 96.0 x 62.1 mm
Displacement 27.43 cu-in 449.7 cm
3
Compression ratio 12.5 : 1
Valve clearance (cold)
Intake: 0.006 ± 0.001 in
(0.16 ± 0.03 mm)
Exhaust: 0.011 ± 0.001 in
(0.28 ± 0.03 mm)
Engine oil capacity
0.61 US qt 0.58 ℓafter draining
after draining and oil
filter change 0.66 US qt 0.62 ℓ
after disassembly 0.81 US qt 0.77 ℓ
Transmission oil capacity
0.68 US qt 0.64 ℓafter draining
after disassembly 0.76 US qt 0.72 ℓ
Throttle body
Identification number GQ27A
First idle speed 2,000 ± 100 rpm
Cooling system
Cooling capacity
0.99 US qt 0.94 ℓafter draining
after disassembly 1.08 US qt 1.02 ℓ
Item English Metric
Drive train
Clutch type Wet, multi-plate type
Transmission 5-speed, constant mesh
Primary reduction 2.739
Gear ratio I 1.800
Gear ratio II 1.470
Gear ratio III 1.235
Gear ratio IV 1.050
Gear ratio V 0.909
Final reduction 3.692
Gear shift pattern
Left foot-operated return
system 1-N-2-3-4-5
Electrical
Ignition ECM
Starting system Kickstarter
Spark plug : NGK
Standard SILMAR9A-9S
For extended high
speed riding
NGK
SILMAR10A-9S
Spark plug gap
0.031 – 0.035 in
(0.8 – 0.9 mm)
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