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Yamaha YZ250F - 2011 Specifications and Reviews

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General information

CategoryCross / motocross
Year2011
ModelYamaha YZ250F

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox5-speed
Cooling systemLiquid
Lubrication systemDry sump
IgnitionCDI
Fuel controlDOHC
Fuel systemCarburettor. Keihin FCR MX37
Valves per cylinder5
Bore x stroke77.0 x 53.6 mm (3.0 x 2.1 inches)
Compression13.5:1
Engine typeSingle cylinder, four-stroke
Capacity:250.00 ccm (15.26 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter245 mm (9.6 inches)
Rear brakesSingle disc
Front brakes diameter250 mm (9.8 inches)
Front brakesSingle disc
Rear tyre dimensions100/90-19
Front tyre dimensions80/100-21
Rear suspension travel305 mm (12.0 inches)
Rear suspensionFully adjustable single shock
Front suspension travel300 mm (11.8 inches)
Front suspensionSpeed-Sensitive System inverted fork
Frame typeYamaha Motor Home
 
 

Physical measures and capacities

Oil capacity1.20 litres (0.08 quarts)
Fuel capacity6.43 litres (1.70 gallons)
Wheelbase1,466 mm (57.7 inches)
Ground clearance376 mm (14.8 inches)
Overall width826 mm (32.5 inches)
Overall length2,159 mm (85.0 inches)
Overall height1,303 mm (51.3 inches)
Seat height988 mm (38.9 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc102.0 kg (224.8 pounds)
 
 

Other specs

LightDual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light
Color optionsBlack metallic/red
Wheelbase1,270 mm (50.0 inches)
Rear tyre20/10-9
Front tyre21/7-10
Rear SuspensionCast aluminum swingarm w/piggyback High/Low speed compression, rebound and threaded preload adjustment, 11.0-in travel
Front SuspensionIndependent double wishbone, w/Kashima coated piggyback shocks, High/Low speed compression, rebound
Driveline2WD; Sealed O-Ring Chain, Eccentric Adjustment
Bore x Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Compression11.6:1
ModelYamaha YFZ450X SE
Factory warranty30 Day (Limited Factory Warranty)
StarterElectric

Rider Reviews

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