Yamaha MY25 YZ250

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!

KYB SUSPENSION

LIGHTWEIGHT ALUMINIUM CHASSIS

POWERFUL BREAKING SYSTEM

ENGINE

  • Engine Type Liquid-cooled, 2-stroke, reed-valve with YPVS
  • Displacement (cc) 249.0
  • Bore x Stroke (mm) 66.4 x 72.0
  • Compression Ratio 8.9 - 10.6 : 1
  • Lubrication System Premix
  • Fuel Management PWK38S
  • Ignition CDI
  • Starter System Kick
  • Fuel Tank Capacity (L) 7.0
  • Final Transmission Chain
  • Transmission Constant mesh 5-speed

CHASSIS

  • Frame Type 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

DIMENSIONS

  • Length (mm) 2185
  • Width (mm) 825
  • Height (mm) 1290
  • Seat Height (mm) 975
  • Wheelbase (mm) 1485
  • Ground Clearance (mm) 360
  • Wet Weight (kg) 103