Yamaha R3 2021 vs. Yamaha YZ250F 2009

Technical Specifications Yamaha R3 2021 compared to Yamaha YZ250F 2009

Yamaha R3 2021

Yamaha YZ250F 2009

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Differences

Yamaha R3 2021

Yamaha YZ250F 2009

Engine and Drive Train

Bore	Bore	68 mm	Bore	77 mm
Stroke	Stroke	44.1 mm	Stroke	53.6 mm
Compression Ratio	Compression Ratio	11.2	Compression Ratio	13.5
Starter	Starter	Electric	Starter	Kick
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	Transistor	Ignition	CDI
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	6	Number of gears	5
Cylinders	Cylinders	2	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	5
Valves	Valves	DOHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	321 ccm	Displacement	250 ccm

Suspension Front

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

Chassis

Frame type	Frame type	Twin Tube	Frame type	Twin Tube

Brakes Rear

Type	Type	Disc	Type	Disc

Dimensions and Weights

Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	21 inch
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	19 inch
Length	Length	2,090 mm	Length	2,172 mm
Width	Width	720 mm	Width	825 mm
Height	Height	1,135 mm	Height	1,300 mm
Wheelbase	Wheelbase	1,380 mm	Wheelbase	1,476 mm
Seat Height	Seat Height	780 mm	Seat Height	997 mm
Fuel Tank Capacity	Fuel Tank Capacity	14 l	Fuel Tank Capacity	7 l