Page 77 of 114
8-9
1
2
3
4
5
6
78
9
10
11
To check the engine oil level
1. Place the ATV on a level surface.
2. Start the engine, warm it up for several min-
utes, and then turn it off.
3. Wait a few minutes until the oil settles before
checking.
4. Remove the engine oil filler cap, and then
wipe the dipstick off with a clean rag.
5. Insert the dipstick into the filler hole (without
screwing it in), and then remove it again to
check the oil level.NOTE:
The engine oil should be between the minimum
and maximum level marks.
6. If the engine oil is at or below the minimum
level mark, add sufficient oil of the recom-
mended type to raise it to the correct level.
7. Insert the dipstick into the oil filler hole, and
then tighten the engine oil filler cap.
To change the engine oil
1. Place the ATV on a level surface.
2. Start the engine, warm it up for several min-
1. Dipstick
1
1. Maximum level mark
2. Minimum level mark
1
2
Page 79 of 114

8-11
1
2
3
4
5
6
78
9
10
11
minutes while checking it for oil leakage. If oil
is leaking, immediately turn the engine off and
check for the cause.
9. Turn the engine off, and then check the oil lev-
el and correct it if necessary.
EBU23403
Final gear oil
The final gear case must be checked for oil leak-
age before each ride. If any leakage is found, have
a Yamaha dealer check and repair the ATV. In ad-
dition, the final gear oil level must be checked and
the oil changed as follows at the intervals specified
in the periodic maintenance and lubrication chart.
To check the final gear oil level
1. Place the ATV on a level surface.
NOTE:
The final gear oil level must be checked on a cold
engine.
2. Remove the final gear oil filler cap, wipe the
dipstick off with a clean rag, insert it back into
the oil filler hole (without screwing it in), and
then remove it again to check the oil level.
NOTE:
The final gear oil should be between the minimum
and maximum level marks.
3. If the oil is at or below the minimum level mark,
add sufficient oil of the recommended type to
raise it to the correct level.
4. Insert the dipstick into the oil filler hole, and
then tighten the oil filler cap.
To change the final gear oil
1. Place the ATV on a level surface.
1. Dipstick
2. Maximum level mark
3. Minimum level mark
1 2
3
Page 106 of 114
10-1
1
2
3
4
5
6
7
8
910
11
EBU25960
SPECIFICATIONS
EBU25975
Dimensions:
Overall length:
1537 mm (60.5 in)
Overall width:
841 mm (33.1 in)
Overall height:
940 mm (37.0 in)
Seat height:
669 mm (26.3 in)
Wheelbase:
1030 mm (40.6 in)
Ground clearance:
100 mm (3.9 in)
Minimum turning radius:
2400 mm (94 in)
Weight:
With oil and fuel:
116.0 kg (256 lb)
Engine:
Engine type:
Air cooled 4-stroke, SOHC
Cylinder arrangement:
Forward-inclined single cylinder
Displacement:
79.0 cm
3
(4.82 cu.in)
Bore
×
stroke:
47.0
×
45.6 mm (1.85
×
1.80 in)Compression ratio:
9.60 :1
Starting system:
Electric starter
Lubrication system:
Wet sump
Engine oil:
Type:
SAE5W30 or SAE10W30 or SAE10W40 or SAE15W40
or SAE20W40 or SAE20W50
Recommended engine oil grade:
API service SE, SF, SG type or higher
-20˚-10˚0˚
10˚20˚30˚40˚50˚C
10W/30
15W/4020W/4020W/50
10W/40
5W/30
Page 107 of 114

10-2
1
2
3
4
5
6
7
8
910
11
Engine oil quantity:
Periodic oil change:
0.80 L (0.85 US qt) (0.70 Imp.qt)
Final gear oil:
Type:
SAE80 API GL-4 Hypoid gear oil
Quantity:
0.12 L (0.13 US qt) (0.11 Imp.qt)
Air filter:
Air filter element:
Wet element
Fuel:
Recommended fuel:
Regular unleaded gasoline only (EUR)
Unleaded gasoline only (AUS)(NZL)
Fuel tank capacity:
6.8 L (1.80 US gal) (1.50 Imp.gal)
Fuel reserve amount:
0.9 L (0.24 US gal) (0.20 Imp.gal)
Carburetor:
Manufacturer:
MIKUNI
Type x quantity:
VM16SH x 1
Spark plug (s):
Manufacturer/model:
NGK/CR7HSA
Spark plug gap:
0.6–0.7 mm (0.024–0.028 in)
Clutch:
Clutch type:
Wet, multiple-disc automatic
Transmission:
Primary reduction system:
Spur gear
Primary reduction ratio:
65/20 (3.250)
Secondary reduction system:
Shaft drive
Secondary reduction ratio:
19/18
×
34/10 (3.588)
Transmission type:
Constant mesh 3-speed
Operation:
Left foot operation
1st:
39/11 (3.545)
2nd:
35/17 (2.059)
3rd:
31/22 (1.409)
Chassis:
Frame type:
Steel tube frame
Caster angle:
1.0 °
Trail:
3.8 mm (0.15 in)
Page 108 of 114
10-3
1
2
3
4
5
6
7
8
910
11
Front tire:
Type:
Tubeless
Size:
AT18 x 7-7
Manufacturer/model:
DUNLOP/KT586
Rear tire:
Type:
Tubeless
Size:
AT18 x 8-7
Manufacturer/model:
DUNLOP/KT587
Loading:
Maximum loading limit:
95.0 kg (209 lb)
(Total weight of rider, cargo, accessories, and tongue)
Tire air pressure (measured on cold tires):
Recommended:
Front:
20 kPa (2.9 psi) (0.20 kgf/cm
2
)
Rear:
20 kPa (2.9 psi) (0.20 kgf/cm
2
)
Minimum:
Front:
17 kPa (2.5 psi) (0.17 kgf/cm
2
)
Rear:
17 kPa (2.5 psi) (0.17 kgf/cm
2
)Maximum:
Front:
23 kPa (3.3 psi) (0.23 kgf/cm
2
)
Rear:
23 kPa (3.3 psi) (0.23 kgf/cm
2
)
Front wheel:
Wheel type:
Panel wheel
Rim size:
7 x 5.5AT
Rear wheel:
Wheel type:
Panel wheel
Rim size:
7 x 6.5AT
Front brake:
Type:
Drum brake
Operation:
Right hand operation
Rear brake:
Type:
Drum brake
Operation:
Left hand and right foot operation
Front suspension:
Type:
Leading arm
Spring/shock absorber type:
Coil spring/oil damper
Page 109 of 114
10-4
1
2
3
4
5
6
7
8
910
11
Wheel travel:
57 mm (2.3 in)
Rear suspension:
Type:
Swingarm
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
56 mm (2.2 in)
Electrical system:
Ignition system:
CDI
Charging system:
AC magneto
Battery:
Model:
12N7D-3B
Voltage, capacity:
12 V, 7.0 Ah
Bulb voltage, wattage x quantity:
Neutral indicator light:
12 V, 1.7 W
×
1
Fuses:
Main fuse:
5.0 A