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Yamaha WR250X User Manual

Yamaha WR250X
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SPECIFICATIONS
EAU5091D
Dimensions:
Overall length:
2115 mm (83.3 in)
Overall width:
810 mm (31.9 in)
Overall height:
1190 mm (46.9 in)
Seat height:
895 mm (35.2 in)
Wheelbase:
1425 mm (56.1 in)
Ground clearance:
265 mm (10.43 in)
Minimum turning radius:
2300 mm (90.6 in)
Weight:
Curb weight:
136 kg (300 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:
11.80 : 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)
Cooling system:
Coolant reservoir capacity (up to the maxi-
mum level mark):
0.25 L (0.26 US qt, 0.22 Imp.qt)
Radiator capacity (including all routes):
0.90 L (0.95 US qt, 0.79 Imp.qt)
Air filter:
Air filter element:
Wet element
Fuel:
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 10
Spark plug(s):
Manufacturer/model:
NGK/CR9EK
Spark plug gap:
0.6–0.7 mm (0.024–0.028 in)
Clutch:
Clutch type:
Wet, multiple-disc
Transmission:
Primary reduction ratio:
3.120 (78/25)
Final drive:
Chain
Secondary reduction ratio:
3.231 (42/13)
Transmission type:
Constant mesh 6-speed
Operation:
Left foot operation
–20 –10 0
10
20 30 40 50 ˚C
10 30 50 70 90 1100 130 ˚F
SAE 10W-30
SAE 15W-40
SAE 20W-40
SAE 20W-50
SAE 10W-40
SAE 10W-50
32D-28199-EB.book 1 ペー 2013年7月3日 水曜日 午前11時8分

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Yamaha WR250X Specifications

General IconGeneral
Displacement250cc
Bore x Stroke77.0mm x 53.6mm
Compression Ratio11.8:1
Fuel SystemFuel Injection
Final DriveChain
Front Tire110/70-17
Rear Tire140/70-17
Seat Height35.2 in
Fuel Capacity2.0 gal
Engine TypeLiquid-cooled DOHC 4-stroke; 4 valves
IgnitionTCI (Transistor Controlled Ignition)
Front SuspensionInverted fork
Rear SuspensionSingle shock
Front Brake298mm hydraulic disc
Rear Brake230mm hydraulic disc
Transmission6-speed

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