KTM 250 SX-F
The 250 SX-F has been on top of the MX2 World Championship for many years now and adds a second AMA Supercross Lites Championship to its crowded trophy cabinet. But that’s no surprise. The successful combination of a powerful and torquey engine in a lightweight and agile chassis is bound to launch the 250 SX-F onto podium after podium.
ENGINE
DESIGN
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1-cylinder, 4-stroke engine
DISPLACEMENT
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249.9 cm³
BORE
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78 mm
STROKE
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52.3 mm
STARTER
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Electric starter
TRANSMISSION
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5-speed
PRIMARY DRIVE
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24:73
SECONDARY GEAR RATIO
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14:51
CLUTCH
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Wet, CSS multi-disc clutch, Brembo hydraulics
EMS
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Keihin EMS
CHASSIS
FRAME DESIGN
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25CrMo4 steel central-tube frame
FRONT SUSPENSION
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WP-USD, AER 48, Ø 48 mm
REAR SUSPENSION
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WP shock absorber with linkage
SUSPENSION TRAVEL (FRONT)
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310 mm
SUSPENSION TRAVEL (REAR)
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300 mm
FRONT BRAKE
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Disc brake
REAR BRAKE
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Disc brake
FRONT BRAKE DISC DIAMETER
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260 mm
REAR BRAKE DISC DIAMETER
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220 mm
CHAIN
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5/8 x 1/4"
STEERING HEAD ANGLE
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63.9 °
WHEELBASE
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1485 ± 10 mm
GROUND CLEARANCE
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370 mm
SEAT HEIGHT
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960 mm
TANK CAPACITY (APPROX.)
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7 l
WEIGHT READY TO RACE (WITHOUT FUEL)
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98.2 kg