| TECHNICAL SPECIFICATION |
|---|
| Model ID |
|---|
| Manufacturer (Make) | Yamaha |
| Model Name | YBR125 |
| Year | 2009 |
| Category(class) | Sport |
| Engine |
|---|
| Engine Capacity (Displacement) | 124 ccm (7.57 cubic inches) |
| Engine Type | Single cylinder, four-stroke |
| Bore x Stroke | Ø54.0 mm x 54.0 mm (Ø2.13 inches x 2.13 inches) |
| Bore/Stroke Ratio | 1 |
| Compression Ratio | 10.0:1 |
| Valves per Cylinder | 2 |
| Timing System | SOHC |
| Fuel System(Carburetion) | Injection |
| Ignition | TCI |
| Starter System | Electric & kick |
| Lubrication System | Wet sump |
| Cooling System | Air |
| Powertrain |
|---|
| Clutch | Wet, multiple disc |
| Gearbox | 5 speed |
| Transmission (Final Drive) | Chain |
| Chassis/Suspension/Brakes |
|---|
| Frame Type | Diamond shaped |
| Front Suspension | Telescopic forks |
| Front Suspension Travel | 120 mm (4.72 inches) |
| Rear Suspension | Swingarm |
| Rear Suspension Travel | 105 mm (4.13 inches) |
| Front Brakes | Single disc |
| Front Brakes Diameter | Ø245 mm (Ø9.65 inches) |
| Rear Brakes | Expanding brake (drum brake) |
| Rear Brakes Diameter | Ø130 mm (Ø5.12 inches) |
| Front Tire | 275-18 |
| Rear Tire | 90/90-M18 |
| Dimensions |
|---|
| Overall Length | 1980 mm (77.95 inches) |
| Overall Width | 745 mm (29.33 inches) |
| Overall Height | 1080 mm (42.52 inches) |
| Seat Height | 780 mm (30.71 inches) |
| Trail | 90 mm (3.54 inches) |
| Wheelbase | 1290 mm (50.79 inches) |
| Ground Clearance | 175 mm (6.89 inches) |
| Curb Weight | 124.0 kg (273 lb) |
| Fuel Capacity | 13.00 litres (3.43 gallons) |
| Performance |
|---|
| Max Power | 10.05 HP (7.3 kW) at 10000 RPM |
| Max Torque | 9.60 Nm (7.06 ft*lbs) |
| Power/Weight Ratio | 0.08 Hp/Kg |
| Top Speed | - |
| Acceleration (dart, speedup) time | |
| 0-100 km/h | 20.2 seconds |
| 0-60 mph | 19.2 seconds |
| 1/4 mile | - |
| 60 to 140 km/h, highest gear | - |
