| TECHNICAL SPECIFICATION |
|---|
| Model ID |
|---|
| Manufacturer (Make) | Yamaha |
| Model Name | BWs NG |
| Year | 2009 |
| Category(class) | Scooter |
| Engine |
|---|
| Engine Capacity (Displacement) | 49 ccm (2.99 cubic inches) |
| Engine Type | Single cylinder, two-stroke |
| Bore x Stroke | Ø40.0 mm x 39.2 mm (Ø1.57 inches x 1.54 inches) |
| Bore/Stroke Ratio | 1.02 |
| Compression Ratio | 11.2:1 |
| Fuel System(Carburetion) | Carburettor |
| Ignition | CDI |
| Starter System | Electric & kick |
| Lubrication System | Separate lubrication |
| Cooling System | Air |
| Powertrain |
|---|
| Transmission (Final Drive) | Belt |
| Chassis/Suspension/Brakes |
|---|
| Front Suspension | Telescopic fork |
| Rear Suspension | Unit swing |
| Front Brakes | Single disc |
| Front Brakes Diameter | Ø190 mm (Ø7.48 inches) |
| Rear Brakes | Expanding brake (drum brake) |
| Rear Brakes Diameter | Ø110 mm (Ø4.33 inches) |
| Front Tire | 120/90-10 |
| Rear Tire | 130/90-10 |
| Dimensions |
|---|
| Overall Length | 1746 mm (68.74 inches) |
| Overall Width | 675 mm (26.57 inches) |
| Overall Height | 1120 mm (44.09 inches) |
| Seat Height | 803 mm (31.61 inches) |
| Ground Clearance | 153 mm (6.02 inches) |
| Curb Weight | 83.0 kg (183 lb) |
| Fuel Capacity | 6.50 litres (1.72 gallons) |
| Performance |
|---|
| Max Power | 3.62 HP (2.6 kW) at 6800 RPM |
| Max Torque | 4.00 Nm (2.94 ft*lbs) at 5000 RPM |
| Power/Weight Ratio | 0.04 Hp/Kg |
| Top Speed | - |
| Acceleration (dart, speedup) time | |
| 0-100 km/h | - |
| 0-60 mph | - |
| 1/4 mile | - |
| 60 to 140 km/h, highest gear | - |
