Technical Specifications Yamaha WR250X
Engine
Type Monocylinder four strokes, double over head cam, four valves
Liquid cooled
Displacement 250 cm³
Bore x Stroke 77,0 x 53,6 mm
Compression Ratio 11,8 : 1
Max Power 22,6 kW (30,7 ch) à 10 000 tr/min
Max Torque 23,7 Nm (2,42 kg-m) à 8 000 tr/min
Lubrication Wet Sump
Fuel system Electronic Injection
Clutch Multiplate in oil bath
Ignition TCI
Starting Electric Starting
Gear Box six speed
Final Drive Chain
Fuel Tank 7,6 litres
Oil Tank 1,5 Liters
Chassis
Frame semi double cradle
Front suspension USD Fork
Front wheel travel 270 mm
rearsuspension Swingarm (monocross)
Rear wheel travel 265 mm
Front Brake Simple disc, Ø 298 mm
Rear brake Simple disc, Ø 230 mm
Font tyre 110/70R17M/C 54H
Rear tyre 140/70R17M/C 66H
Dimensions -
Overall lenght 2 115 mm
Overall width 810 mm
Overall height 1 190 mm
seat height 895 mm
Wheelbase 1 425 mm
Ground clearance 265 mm
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