KTM 125 SX 2011 vs. Yamaha YZ250F 2021

Technical Specifications KTM 125 SX 2011 compared to Yamaha YZ250F 2021

KTM 125 SX 2011

Yamaha YZ250F 2021

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Differences

KTM 125 SX 2011

Yamaha YZ250F 2021

Engine and Drive Train

Bore	Bore	54 mm	Bore	77 mm
Stroke	Stroke	54.5 mm	Stroke	53.6 mm
Starter	Starter	Kick	Starter	Kick
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	Kokusan	Ignition	CDI
Transmission	Transmission	Chain	Transmission	Chain
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	2-Stroke	Strokes	4-Stroke
Displacement	Displacement	124.8 ccm	Displacement	250 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork

Chassis

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

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	100 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	90 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	19 inch
Wheelbase	Wheelbase	1,471 mm	Wheelbase	1,475 mm
Seat Height	Seat Height	985 mm	Seat Height	965 mm
Fuel Tank Capacity	Fuel Tank Capacity	8 l	Fuel Tank Capacity	6.2 l