| TECHNICAL SPECIFICATION |
|---|
| Model ID |
|---|
| Manufacturer (Make) | Yamaha |
| Model Name | YZF-R 125 |
| Year | 2009 |
| Category(class) | Sport |
| Engine |
|---|
| Engine Capacity (Displacement) | 124 ccm (7.57 cubic inches) |
| Engine Type | Single cylinder, four-stroke |
| Bore x Stroke | Ø52.0 mm x 58.6 mm (Ø2.05 inches x 2.31 inches) |
| Bore/Stroke Ratio | 0.89 |
| Compression Ratio | 11.2:1 |
| Valves per Cylinder | 4 |
| Timing System | SOHC |
| Fuel System(Carburetion) | Injection |
| Ignition | TCI |
| Starter System | Electric |
| Lubrication System | Wet sump |
| Cooling System | Liquid |
| Powertrain |
|---|
| Clutch | Wet, multiple-disc coil spring |
| Gearbox | 6 speed |
| Transmission (Final Drive) | Chain |
| Chassis/Suspension/Brakes |
|---|
| Frame Type | Steel Deltabox |
| Front Suspension | Telescopic forks |
| Front Suspension Travel | 130 mm (5.12 inches) |
| Rear Suspension | Swingarm (monocross) |
| Rear Suspension Travel | 125 mm (4.92 inches) |
| Front Brakes | Single disc |
| Front Brakes Diameter | Ø292 mm (Ø11.5 inches) |
| Rear Brakes | Single disc |
| Rear Brakes Diameter | Ø230 mm (Ø9.06 inches) |
| Front Tire | 100/80-M17 |
| Rear Tire | 130/70-M17 |
| Dimensions |
|---|
| Overall Length | 2015 mm (79.33 inches) |
| Overall Width | 660 mm (25.98 inches) |
| Overall Height | 970 mm (38.19 inches) |
| Seat Height | 818 mm (32.2 inches) |
| Trail | 86 mm (3.39 inches) |
| Wheelbase | 1355 mm (53.35 inches) |
| Ground Clearance | 155 mm (6.1 inches) |
| Curb Weight | 138.0 kg (304 lb) |
| Fuel Capacity | 13.80 litres (3.65 gallons) |
| Performance |
|---|
| Max Power | 14.75 HP (10.8 kW) at 9000 RPM |
| Max Torque | 12.24 Nm (9 ft*lbs) at 8000 RPM |
| Power/Weight Ratio | 0.11 Hp/Kg |
| Top Speed | - |
| Acceleration (dart, speedup) time | |
| 0-100 km/h | 13.9 seconds |
| 0-60 mph | 13.2 seconds |
| 1/4 mile | - |
| 60 to 140 km/h, highest gear | - |
