wheel YAMAHA WR 250R 2015 Owner's Manual

8-1
1
2
3
4
5
6
789
10
11
12
SPECIFICATIONS
EAU5091M
Dimensions:Overall length: 2180 mm (85.8 in)
Overall width: 810 mm (31.9 in)
Overall height: 1230 mm (48.4 in)
Seat height:
930 mm (36.6 in)
Wheelbase: 1420 mm (55.9 in)
Ground clearance: 300 mm (11.81 in)
Minimum turning radius:
2300 mm (90.6 in)Weight:Curb weight:134 kg (295 lb)Engine:Engine type:Liquid cooled 4-stroke, DOHC
Cylinder arrangement: Single cylinder
Displacement:
250 cm
3
Bore  stroke:
77.0  53.6 mm (3.03  2.11 in)
Compression ratio: 11.8 : 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 stan-
dard MA
Engine oil quantity: Without oil filter element replacement:
1.30 L (1.37 US qt, 1.14 Imp.qt)
With oil filter element replacement: 1.40 L (1.48 US qt, 1.23 Imp.qt)Coolant quantity:Coolant reservoir (up to the maximum level
mark): 0.25 L (0.26 US qt, 0.22 Imp.qt)
Radiator (including all routes):
0.90 L (0.95 US qt, 0.79 Imp.qt)
Air filter:Air filter element:Wet elementFuel:Recommended fuel:Premium unleaded gasoline (Gasohol
(E10) acceptable)
Fuel tank capacity: 8.0 L (2.11 US gal, 1.76 Imp.gal)
Fuel reserve amount:
2.1 L (0.55 US gal, 0.46 Imp.gal)Fuel injection:Throttle body:ID mark:3D71 10Spark plug(s):Manufacturer/model:
NGK/CR9EK
Spark plug gap: 0.6–0.7 mm (0.024–0.028 in)Clutch:Clutch type:
Wet, multiple-discTransmission:Primary reduction ratio:3.120 (78/25)
Final drive:
Chain
Secondary reduction ratio: 3.308 (43/13)
Transmission type: Constant mesh 6-speed
Operation:
Left foot operation
–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
32D-9-ED.book 1 ページ ２０１４年７月１日　火曜日　午前１０時２分

SPECIFICATIONS
8-2
1
2
3
4
5
6
78
9
10
11
12
Gear ratio: 1st:2.643 (37/14)
2nd: 1.813 (29/16)
3rd:
1.318 (29/22)
4th: 1.040 (26/25)
5th: 0.889 (24/27)
6th:
0.786 (22/28)Chassis:Frame type: Semi double cradle
Caster angle:
26.67 
Trail: 111 mm (4.4 in)Front tire:Type:
With tube
Size: 80/100-21M/C 51P
Manufacturer/model: BRIDGESTONE/TW-301 FRear tire:Type:With tube
Size: 120/80-18M/C 62P
Manufacturer/model:
BRIDGESTONE/TW-302 F
Loading:Maximum load:185 kg (408 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:
125 kPa (1.25 kgf/cm
2, 18 psi)
Rear:
175 kPa (1.75 kgf/cm2, 25 psi)
Loading condition: 90–185 kg (198–408 lb)
Front:
150 kPa (1.50 kgf/cm2, 22 psi)
Rear:
200 kPa (2.00 kgf/cm2, 29 psi)
Front wheel:Wheel type:Spoke wheel
Rim size:
21x1.60Rear wheel:Wheel type:Spoke wheel
Rim size:
18x2.15Front brake:Type:Single disc brake
Operation:
Right hand operation Specified brake fluid:
DOT 4
Rear brake:Type:Single disc brake
Operation: Right foot operation
Specified brake fluid:
DOT 4Front suspension:Type:Telescopic fork
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel: 270 mm (10.6 in)Rear suspension:Type:
Swingarm (link suspension)
Spring/shock absorber type: Coil spring/gas-oil damper
Wheel travel: 270 mm (10.6 in)Electrical system:Ignition system:TCI
Charging system: AC magnetoBattery:Model:YTZ7S
Voltage, capacity: 12 V, 6.0 Ah
32D-9-ED.book 2 ページ ２０１４年７月１日　火曜日　午前１０時２分

INDEX
10-2
1
2
3
4
5
6
7
8
91011
12
WWheel bearings, checking ....................... 6-32
Wheel (front) ............................................ 6-39
Wheel (rear)............................................. 6-40
Wheels..................................................... 6-22
32D-9-ED.book 2 ページ ２０１４年７月１日　火曜日　午前１０時２分