2025 250cc Thoroughbred Racer
Yamaha’s race-tested YZ250 two-stroke is already known for its fast, powerful engine, plush suspension, class-leading handling and rider friendly character.
Its 249cc liquid-cooled YPVS-equipped reed-valve-inducted two-stroke engine is lightweight, compact and fun, with an incredibly wide, hard-hitting powerband; all housed within a carefully engineered, advanced aluminium frame for maximum track performance.
YZ250 2-stroke: The legend lives on!
Code
YZ250
Length
2185
Width
825
Seat_Height
975
Wheelbase
1485
Clearance
360
Height
1290
Weight
103
Category
33
Engine
Liquid-cooled, 2-stroke, reed-valve with YPVS
Displacement
249.0
Bore
66.4 × 72.0
Spec_Config
Motorcycle
Compression
8.9 – 10.6 : 1
Lubrication
Premix
Fuel
PWK38S
Ignition
CDI
Starter
Kick
Fuel_Tank
7
Oil
N/A
Final_Trans
Chain
Transmission
Constant mesh 5-speed
Frame
Aluminium controlled filled semi double cradle
Suspension_Front
Telescopic forks, 300mm travel
Suspension_Rear
Swingarm (link suspension), 315mm travel
Brakes_Front
Hydraulic single disc, 270mm
Brakes_Rear
Hydraulic single disc, 240mm
Tyres_Front
80/100-21 Dunlop Geomax MX33F
Tyres_Rear
110/90-19 Dunlop Geomax MX33
Lpd_Switch
1