Yamaha WR 250R 2010 vs. Yamaha WR450F 2011

Technical Specifications Yamaha WR 250R 2010 compared to Yamaha WR450F 2011

Yamaha WR 250R 2010

Yamaha WR450F 2011

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Same only

Differences

Yamaha WR 250R 2010

Yamaha WR450F 2011

Engine and Drive Train

Bore	Bore	77 mm	Bore	95 mm
Stroke	Stroke	53.6 mm	Stroke	63.4 mm
Compression Ratio	Compression Ratio	11.8	Compression Ratio	12.3
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	6	Number of gears	5
Cylinders	Cylinders	1	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
Displacement	Displacement	250 ccm	Displacement	449 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork

Chassis

Frame type	Frame type	Double cradle	Frame type	Twin Tube

Brakes Rear

Type	Type	Disc	Type	Disc

Dimensions and Weights

Length	Length	2,180 mm	Length	2,200 mm
Width	Width	810 mm	Width	825 mm
Height	Height	1,230 mm	Height	1,305 mm
Wheelbase	Wheelbase	1,420 mm	Wheelbase	1,500 mm
Seat Height	Seat Height	930 mm	Seat Height	990 mm
Fuel Tank Capacity	Fuel Tank Capacity	7.6 l	Fuel Tank Capacity	8 l