KTM 450 EXC-F 2021 vs. Yamaha WR 250R 2010

Technical Specifications KTM 450 EXC-F 2021 compared to Yamaha WR 250R 2010

KTM 450 EXC-F 2021

Yamaha WR 250R 2010

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Differences

KTM 450 EXC-F 2021

Yamaha WR 250R 2010

Engine and Drive Train

Bore	Bore	95 mm	Bore	77 mm
Stroke	Stroke	63.4 mm	Stroke	53.6 mm
Compression Ratio	Compression Ratio	11.8	Compression Ratio	11.8
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	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
Displacement	Displacement	449.3 ccm	Displacement	250 ccm

Suspension Front

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

Chassis

Frame type	Frame type	Central tube	Frame type	Double cradle

Brakes Rear

Type	Type	Disc	Type	Disc

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	80 mm
Front tyre height	Front tyre height	100 %	Front tyre height	100 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	120 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	18 inch
Wheelbase	Wheelbase	1,482 mm	Wheelbase	1,420 mm
Seat Height	Seat Height	960 mm	Seat Height	930 mm
Fuel Tank Capacity	Fuel Tank Capacity	8.5 l	Fuel Tank Capacity	7.6 l