Air Riders

  • Make :Yamaha
  • Model :YZ125
  • Displayment :124cc
  • Fuel Tank :8 litres
  • Oil Capacity :0,7 litres


Air Riders

To make it big in motocross you’ve got to put the hours in at the racetrack. So if you really are serious about getting to the top you’re going to need skill, fitness and determination – and the right race bike.

Which is where the YZ125 comes in. With its explosive engine power and ultra responsive aluminium chassis, this lightweight 125cc 2-stroke is a proven winner at the highest level.

This legendary dirt bike with its ultra responsive front and rear suspension systems for agile handling and fast cornering – and its sharp bodywork gives a cool factory look. Now all that’s missing from the package is…you.


  • Free-revving and compact 125cc 2-stroke engine
  • Ultra-light semi-double cradle aluminium frame
  • Race-winning power with lightweight handling
  • YZ-F type 48mm forks, separate air/oil function
  • YZ-F type Monocross rear suspension system
  • Modern bodywork for a lean and modern image
  • Fast-action clutch adjuster mechanism
  • Wide footrests for perfect controllability
  • 2-stroke engine technology for easier maintenance
  • Easy to adjust 38mm Keihin carburettor
  • YRRD (Yamaha Rinaldi R and D) tuning kit available
  • Wide range of genuine accessories available

Technical Specifications


  • Engine Type :liquid-cooled, 2-stroke, Forward-inclined single cylinder, reed valve, reed valve with YPVS
  • Displacement :124cc
  • Compression Ratio :8,6 ~10.7 : 1
  • Bore x Stroke :54,0 mm x 54,5 mm
  • Ignition System :CDI
  • Starter System :Kick
  • Transmission System :Constant Mesh, 6-speed
  • Final Transmission :Chain
  • Lubrication :Premix
  • Fuel Tank Capacity :8 litres
  • Oil Capacity :0,7 litres


  • Front Suspension System :Telescopic forks
  • Rear Suspension System :Swingarm, (link suspension)
  • Front Brake :Dual Discs, Ø 250 mm
  • Rear Brake :Single Disc, Ø 245 mm
  • Front Tyre :Dual Discs, Ø 250 mm
  • Rear Tyre :Single Disc, Ø 245 mm


  • Length x Width x Height (mm) :2.139 x 827 x 1.318 mm
  • Seat Height (mm) :998 mm
  • Wheel Base (mm) :1.443 mm
  • Minimum Ground Clearance (mm) :388 mm