Yamaha YZ450F 2025 vs. KTM 450 SX-F 2025

Technical Specifications Yamaha YZ450F 2025 compared to KTM 450 SX-F 2025

Yamaha YZ450F 2025

KTM 450 SX-F 2025

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Differences

Yamaha YZ450F 2025

KTM 450 SX-F 2025

Engine and Drive Train

Bore	Bore	97 mm	Bore	95 mm
Stroke	Stroke	60.8 mm	Stroke	63.4 mm
Compression Ratio	Compression Ratio	13	Compression Ratio	13.1
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	5	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	4
Valves	Valves	DOHC	Valves	OHC
Cooling	Cooling	liquid	Cooling	liquid
Lubrication	Lubrication	Dry sump	Lubrication	Forced
Displacement	Displacement	450 ccm	Displacement	449.9 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Travel	Travel	310 mm	Travel	310 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Shock mount	Shock mount	Deflection	Shock mount	Deflection
Travel	Travel	295 mm	Travel	300 mm

Chassis

Frame	Frame	Aluminium	Frame	Chromium-molybdenum
Frame type	Frame type	Double cradle	Frame type	Double cradle, Central tube
Rake	Rake	26 degree	Rake	63.9 degree

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	270 mm	Diameter	260 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	220 mm

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	120 mm	Rear tyre width	110 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	90 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	19 inch
Wheelbase	Wheelbase	1,480 mm	Wheelbase	1,493 mm
Seat Height	Seat Height	965 mm	Seat Height	958 mm
Fuel Tank Capacity	Fuel Tank Capacity	6.2 l	Fuel Tank Capacity	7.2 l