Yamaha YZ250F 2025 vs. Yamaha YZ 125 LC 2009

Technical Specifications Yamaha YZ250F 2025 compared to Yamaha YZ 125 LC 2009

Yamaha YZ250F 2025

Yamaha YZ 125 LC 2009

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Differences

Yamaha YZ250F 2025

Yamaha YZ 125 LC 2009

Engine and Drive Train

Bore	Bore	77 mm	Bore	54 mm
Stroke	Stroke	53.6 mm	Stroke	54.5 mm
Compression Ratio	Compression Ratio	13.8	Compression Ratio	8.6
Starter	Starter	Electric	Starter	Kick
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	Transistor	Ignition	CDI
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	5	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	250 ccm	Displacement	124 ccm

Suspension Front

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

Chassis

Frame	Frame	Aluminium	Frame	Aluminium
Frame type	Frame type	Twin Tube	Frame type	Twin Tube

Brakes Front

Technology	Technology	Wave	Technology	Wave

Brakes Rear

Type	Type	Disc	Type	Disc

Dimensions and Weights

Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	19 inch
Length	Length	2,185 mm	Length	2,139 mm
Width	Width	825 mm	Width	827 mm
Height	Height	1,280 mm	Height	1,318 mm
Wheelbase	Wheelbase	1,480 mm	Wheelbase	1,443 mm
Seat Height	Seat Height	970 mm	Seat Height	998 mm
Fuel Tank Capacity	Fuel Tank Capacity	6.2 l	Fuel Tank Capacity	8 l