Yamaha YFZ 450 2014 vs. Kawasaki KX 450 2023

Technical Specifications Yamaha YFZ 450 2014 compared to Kawasaki KX 450 2023

Yamaha YFZ 450 2014

Kawasaki KX 450 2023

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Differences

Yamaha YFZ 450 2014

Kawasaki KX 450 2023

Engine and Drive Train

Bore	Bore	95 mm	Bore	96 mm
Stroke	Stroke	63.4 mm	Stroke	62.1 mm
Compression Ratio	Compression Ratio	11.4	Compression Ratio	12.5
Ignition	Ignition	CDI	Ignition	CDI, Digital
Transmission	Transmission	Chain	Transmission	Chain
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	5	Valves per cylinder	4
Valves	Valves	DOHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	449 ccm	Displacement	449 ccm

Suspension Front

Adjustment	Adjustment	Preload	Adjustment	Compression, Rebound

Suspension Rear

Adjustment	Adjustment	Preload	Adjustment	Compression, Preload, Rebound

Brakes Front

Type	Type	Double disk	Type	Single disk
Piston	Piston	Double piston	Piston	Double piston

Brakes Rear

Piston	Piston	Double piston	Piston	Single piston

Dimensions and Weights

Front tyre width	Front tyre width	21 mm	Front tyre width	80 mm
Front tyre height	Front tyre height	7 %	Front tyre height	100 %
Front tyre diameter	Front tyre diameter	10 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	20 mm	Rear tyre width	120 mm
Rear tyre height	Rear tyre height	10 %	Rear tyre height	80 %
Length	Length	1,840 mm	Length	2,185 mm
Width	Width	1,170 mm	Width	820 mm
Height	Height	1,090 mm	Height	1,265 mm
Wheelbase	Wheelbase	1,280 mm	Wheelbase	1,485 mm
Seat Height	Seat Height	810 mm	Seat Height	955 mm
Fuel Tank Capacity	Fuel Tank Capacity	10 l	Fuel Tank Capacity	6.2 l