Yamaha YZ250F 2018 vs. KTM 250 EXC-F 2017

Technical Specifications Yamaha YZ250F 2018 compared to KTM 250 EXC-F 2017

Yamaha YZ250F 2018

KTM 250 EXC-F 2017

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Differences

Yamaha YZ250F 2018

KTM 250 EXC-F 2017

Engine and Drive Train

Bore	Bore	77 mm	Bore	78 mm
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Kick	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	5	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	DOHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Travel	Travel	310 mm	Travel	300 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Shock mount	Shock mount	Deflection	Shock mount	direct
Travel	Travel	315 mm	Travel	310 mm

Chassis

Frame	Frame	Aluminium	Frame	Steel
Frame type	Frame type	Twin Tube	Frame type	Central tube

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	270 mm	Diameter	260 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	245 mm	Diameter	220 mm

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	80 mm
Front tyre height	Front tyre height	100 %	Front tyre height	100 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	100 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	18 inch
Wheelbase	Wheelbase	1,475 mm	Wheelbase	1,482 mm
Seat Height	Seat Height	965 mm	Seat Height	960 mm