Yamaha YZ450F 2010 vs. Yamaha WR450F 2020

Technical Specifications Yamaha YZ450F 2010 compared to Yamaha WR450F 2020

Yamaha YZ450F 2010

Yamaha WR450F 2020

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Differences

Yamaha YZ450F 2010

Yamaha WR450F 2020

Engine and Drive Train

Bore	Bore	97 mm	Bore	97 mm
Stroke	Stroke	60.8 mm	Stroke	60.8 mm
Compression Ratio	Compression Ratio	12.5	Compression Ratio	12.5
Starter	Starter	Kick	Starter	Electric, Kick
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	CDI	Ignition	CDI
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	5	Number of gears	5
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	449.7 ccm	Displacement	449 ccm

Chassis

Frame type	Frame type	Double cradle	Frame type	Twin Tube

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	90 mm
Front tyre height	Front tyre height	100 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	110 mm	Rear tyre width	130 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	90 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	18 inch
Length	Length	2,191 mm	Length	2,165 mm
Width	Width	825 mm	Width	825 mm
Height	Height	1,311 mm	Height	1,280 mm
Wheelbase	Wheelbase	1,487 mm	Wheelbase	1,465 mm
Seat Height	Seat Height	999 mm	Seat Height	965 mm
Kerb Weight	Kerb Weight	111.9 kg	Kerb Weight	123 kg
Fuel Tank Capacity	Fuel Tank Capacity	6 l	Fuel Tank Capacity	7.5 l