
Yamaha YZF R125 is inspired by the genius and has the engine of R-series and the technology of frame, 6 dispatch the aluminium gear box and arm of oscillation. YZF 125 is the work of the same engineers who created legends of supersport YZF-R1 and YZF-R6. Engine: :
- Type of engine: : Cooled by a liquid, 4 rub, 4 the valve, the simple cylinder, SOHC
 - Displacement: : 124.66 DC
 - Race of boring X: : 52.0 X 58.6 millimetres
 
- Maximum capacity: : 11.0 kilowatts (15 picoseconds) @ 9.000 t/mn
 - Stall torque: : 12.24 nanometer (1.25 kg-m) @ 8.000 t/mn
 
- System of lubrication: : Wet sump
 - Installation carburizing: : Fuel injection
 - Type of clutch: : Helicoid spring wet and multidisk
 - Circuit of lighting: : IPC
 - System of electric starter
 - System of transmission: : Net constant, 6 speeds
 - Final transmission: : Chain
 
- Capacity of fuel tank: : 13.8 L
 - Capacity of storage tank of oil: : 1.15 L
 
Frame: :
- Frame: : Steel Deltabox
 
- Suspension before: : telescopic forks of system
 - Travel before: : 130 millimetres
 - Back suspension: : system Swingarm (monocross)
 - Back voyage: : 125 millimetres
 
Brakes: :
- Before: : Simple disc, 292 millimetres
 - Back: : Simple disc, 230 millimetres
 
Tires: :
- Before: : 100/80-17 M/C
 - Back: : 130/70-17 M/C
 
Dimensions: :
- Length: : 2.015 millimetres
 - Width: : 660 millimetres
 - Cut: : 970 millimetres
 - Cut of seat: : 818 millimetres
 - Base of wheel: : 1.355 millimetres
 - Ground clearance: : 155 millimetres