Yamaha YZ250F 2021 vs. Kawasaki Ninja 125 2021

Technical Specifications Yamaha YZ250F 2021 compared to Kawasaki Ninja 125 2021

Yamaha YZ250F 2021

Kawasaki Ninja 125 2021

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Differences

Yamaha YZ250F 2021

Kawasaki Ninja 125 2021

Engine and Drive Train

Bore	Bore	77 mm	Bore	58 mm
Stroke	Stroke	53.6 mm	Stroke	47.2 mm
Compression Ratio	Compression Ratio	13.8	Compression Ratio	11.7
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Kick	Starter	Electric
Ignition	Ignition	CDI	Ignition	Digital
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
Displacement	Displacement	250 ccm	Displacement	125 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Telescopic fork
Travel	Travel	310 mm	Travel	110 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	317 mm	Travel	120 mm

Chassis

Frame	Frame	Aluminium	Frame	Steel
Frame type	Frame type	Twin Tube	Frame type	Tubular

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	270 mm	Diameter	263 mm
Technology	Technology	Wave	Technology	Petal

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	245 mm	Diameter	193 mm

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	100 mm
Front tyre height	Front tyre height	100 %	Front tyre height	80 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	100 mm	Rear tyre width	130 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	17 inch
Length	Length	2,175 mm	Length	1,935 mm
Width	Width	825 mm	Width	685 mm
Height	Height	1,285 mm	Height	1,075 mm
Wheelbase	Wheelbase	1,475 mm	Wheelbase	1,330 mm
Seat Height	Seat Height	965 mm	Seat Height	785 mm
Fuel Tank Capacity	Fuel Tank Capacity	6.2 l	Fuel Tank Capacity	11 l