Yamaha YZ250F 2021 vs. Yamaha YZF-R125 2021

Technical Specifications Yamaha YZ250F 2021 compared to Yamaha YZF-R125 2021

Yamaha YZ250F 2021

Yamaha YZF-R125 2021

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Differences

Yamaha YZ250F 2021

Yamaha YZF-R125 2021

Engine and Drive Train

Bore	Bore	77 mm	Bore	52 mm
Stroke	Stroke	53.6 mm	Stroke	58.6 mm
Compression Ratio	Compression Ratio	13.8	Compression Ratio	11.2
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	CDI	Ignition	Transistor
Transmission	Transmission	Chain	Transmission	Chain
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	OHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	250 ccm	Displacement	124.7 ccm

Suspension Front

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

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Travel	Travel	317 mm	Travel	114 mm

Chassis

Frame	Frame	Aluminium	Frame	Steel
Frame type	Frame type	Twin Tube	Frame type	Deltabox

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	270 mm	Diameter	292 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	245 mm	Diameter	230 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	140 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	1,955 mm
Width	Width	825 mm	Width	680 mm
Height	Height	1,285 mm	Height	1,065 mm
Wheelbase	Wheelbase	1,475 mm	Wheelbase	1,355 mm
Seat Height	Seat Height	965 mm	Seat Height	825 mm
Fuel Tank Capacity	Fuel Tank Capacity	6.2 l	Fuel Tank Capacity	11.5 l