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PERIODIC MAINTENANCE AND ADJUSTMENT
6-10
6 4. If the engine oil is below the mini-
mum level mark, add sufficient oil
of the recommended type to raise
it to the correct level.
To change the engine oil (with or
without oil filter element replace-
ment)
1. Place the vehicle on a level sur-
face.
2. Start the engine, warm it up for
several minutes, and then turn it
off.
3. Place an oil pan under the engine
to collect the used oil.4. Remove the engine oil filler cap,
the engine oil drain bolt and its
gasket to drain the oil from the
crankcase.
TIPSkip steps 5–13 if the oil filter element
is not being replaced.5. Remove panel C. (See page 6-7.)
6. Remove the oil filter element drain
screw and its gasket to drain the oil
from the oil filter element.
7. Remove the oil filter element cover
by removing the oil filter element
cover bolt.8. Remove and replace the oil filter
element and O-rings.
TIPTake care not to lose the compression
spring and washer.
1. Engine oil filler cap
2. Engine oil level check window
3. Maximum level mark
4. Minimum level mark
3
4
1. Engine oil filler cap
2. Engine oil drain bolt
3. Gasket
231
1. Oil filter element drain screw
2. Gasket
3. Oil filter element cover bolt
4. Oil filter element cover
12
43
U5WME7E0.book Page 10 Monday, November 16, 2009 9:09 AM
Page 87 of 94

SPECIFICATIONS
8-1
8
Dimensions:Overall length:
2175 mm (85.6 in)
Overall width:
765 mm (30.1 in)
Overall height:
1115 mm (43.9 in)
Seat height:
795 mm (31.3 in)
Wheelbase:
1500 mm (59.1 in)
Ground clearance:
125 mm (4.92 in)
Minimum turning radius:
2800 mm (110.2 in)Weight:With oil and fuel:
245 kg (540 lb)Engine:Engine type:
Air cooled 4-stroke, DOHC
Cylinder arrangement:
Forward-inclined parallel 4-cylinder
Displacement:
1251 cm³
Bore × stroke:
79.0 × 63.8 mm (3.11 × 2.51 in)
Compression ratio:
9.70 :1
Starting system:
Electric starter
Lubrication system:
Wet sump
Engine oil:Recommended brand:
YAMALUBE
Type:
SAE 10W-30, 10W-40, 10W-50, 15W-40,
20W-40 or 20W-50
Recommended engine oil grade:
API service SG type or higher, JASO
standard MA
Engine oil quantity:
Without oil filter element replacement:
2.80 L (2.96 US qt, 2.46 Imp.qt)
With oil filter element replacement:
3.15 L (3.33 US qt, 2.77 Imp.qt)Air filter:Air filter element:
Oil-coated paper elementFuel:Recommended fuel:
Premium unleaded gasoline only
Fuel tank capacity:
21.0 L (5.55 US gal, 4.62 Imp.gal)Fuel reserve amount:
4.5 L (1.19 US gal, 0.99 Imp.gal)
Fuel injection:Throttle body:
ID mark:
5UXB 10Spark plug(s):Manufacturer/model:
NGK/DPR8EA-9
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)Clutch:Clutch type:
Wet, multiple-discTransmission:Primary reduction system:
Spur gear
Primary reduction ratio:
98/56 (1.750)
Secondary reduction system:
Chain drive
Secondary reduction ratio:
38/17 (2.235)
Transmission type:
Constant mesh 5-speed
Operation:
Left foot operation
Gear ratio:
1st:
40/14 (2.857)
2nd:
36/18 (2.000)
3rd:
33/21 (1.571)
–20–10 0
1020 30 40 50 ˚C 10 30 50 70 90 110 0 130 ˚F
SAE 10W-30
SAE 15W-40SAE 20W-40SAE 20W-50
SAE 10W-40SAE 10W-50
U5WME7E0.book Page 1 Monday, November 16, 2009 9:09 AM
Page 88 of 94

SPECIFICATIONS
8-2
8
4th:
31/24 (1.292)
5th:
29/26 (1.115)
Chassis:Frame type:
Double cradle
Caster angle:
25.50 °
Trail:
100.0 mm (3.94 in)Front tire:Type:
Tubeless
Size:
120/70 ZR17M/C (58W)
Manufacturer/model:
DUNLOP/D252F LRear tire:Type:
Tubeless
Size:
180/55 ZR17M/C (73W)
Manufacturer/model:
DUNLOP/D252 LLoading:Maximum load:
205 kg (452 lb)
(Total weight of rider, passenger, cargo and
accessories)Tire air pressure (measured on cold
tires):Loading condition:
0–90 kg (0–198 lb)Front:
250 kPa (2.50 kgf/cm², 36 psi)
Rear:
250 kPa (2.50 kgf/cm², 36 psi)
Loading condition:
90–205 kg (198–452 lb)
Front:
250 kPa (2.50 kgf/cm², 36 psi)
Rear:
290 kPa (2.90 kgf/cm², 42 psi)
High-speed riding:
Front:
250 kPa (2.50 kgf/cm², 36 psi)
Rear:
290 kPa (2.90 kgf/cm², 42 psi)
Front wheel:Wheel type:
Cast wheel
Rim size:
17M/C x MT3.50Rear wheel:Wheel type:
Cast wheel
Rim size:
17M/C x MT5.50Front brake:Type:
Dual disc brake
Operation:
Right hand operation
Recommended fluid:
DOT 4
Rear brake:Type:
Single disc brake
Operation:
Right foot operation
Recommended fluid:
DOT 4Front suspension:Type:
Telescopic fork
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
130.0 mm (5.12 in)Rear suspension:Type:
Swingarm
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
110.0 mm (4.33 in)Electrical system:Ignition system:
TCI
Charging system:
AC generatorBattery:Model:
YTZ14S
Voltage, capacity:
12 V, 11.2 AhHeadlight:Bulb type:
Halogen bulb
U5WME7E0.book Page 2 Monday, November 16, 2009 9:09 AM