Yamaha WR450F 2025 vs. Yamaha YZ450F 2025

Technical Specifications Yamaha WR450F 2025 compared to Yamaha YZ450F 2025

Yamaha WR450F 2025

Yamaha YZ450F 2025

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Differences

Yamaha WR450F 2025

Yamaha YZ450F 2025

Engine and Drive Train

Bore	Bore	97 mm	Bore	97 mm
Stroke	Stroke	60.8 mm	Stroke	60.8 mm
Compression Ratio	Compression Ratio	13	Compression Ratio	13
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
Ignition	Ignition	Transistor	Ignition	Transistor
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	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Lubrication	Lubrication	Forced	Lubrication	Dry sump
Displacement	Displacement	450 ccm	Displacement	450 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Travel	Travel	300 mm	Travel	310 mm
Adjustment	Adjustment	Compression, Preload, Rebound	Adjustment	Compression, Preload, Rebound

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	306 mm	Travel	295 mm

Chassis

Frame	Frame	Aluminium	Frame	Aluminium
Frame type	Frame type	Double cradle	Frame type	Double cradle
Rake	Rake	27 degree	Rake	26 degree
Trail	Trail	121 mm	Trail	120 mm

Brakes Front

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

Brakes Rear

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

Dimensions and Weights

Front tyre width	Front tyre width	90 mm	Front tyre width	80 mm
Front tyre height	Front tyre height	90 %	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	19 inch
Length	Length	2,170 mm	Length	2,180 mm
Width	Width	825 mm	Width	825 mm
Height	Height	1,270 mm	Height	1,275 mm
Wheelbase	Wheelbase	1,480 mm	Wheelbase	1,480 mm
Seat Height	Seat Height	955 mm	Seat Height	965 mm
Kerb Weight	Kerb Weight	119 kg	Kerb Weight	109 kg
Fuel Tank Capacity	Fuel Tank Capacity	7.9 l	Fuel Tank Capacity	6.2 l
Ground clearance	Ground clearance	320 mm	Ground clearance	350 mm