Yamaha Bws - 2009 Specifications and Reviews
The 2009 Yamaha BWs is a lightweight 49cc scooter designed for urban commuters and new riders seeking economical, hassle-free transportation. Its air-cooled single-cylinder engine delivers modest power with reliable starting via electric and kick options. Best known for exceptional fuel efficiency and easy maneuverability in city traffic, the BWs prioritizes practicality over performance.
Engine and Transmission Specifications | |
| Transmission typefinal drive | Belt |
| Gearbox | Automatic |
| Cooling system | Air |
| Lubrication system | Separate lubrication |
| Starter | Electric & kick |
| Ignition | CDI |
| Fuel system | Carburettor |
| Bore x stroke | 40.0 x 39.2 mm (1.6 x 1.5 inches) |
| Compression | 7.2:1 |
| Torque | 3.60 |
| Power | 3.21 |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 49.20 ccm (3.00 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1,172 mm (46.1 inches) |
| Ground clearance | 124 mm (4.9 inches) |
| Overall width | 675 mm (26.6 inches) |
| Overall length | 1,685 mm (66.3 inches) |
| Overall height | 1,049 mm (41.3 inches) |
| Seat height | 768 mm (30.2 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 82.0 kg (180.8 pounds) |
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Yamaha Bws dimensions and frame | |
| Rear brakes diameter | 110 mm (4.3 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes diameter | 180 mm (7.1 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 150/80-10 |
| Front tyre dimensions | 120/90-10 |
| Rear suspension travel | 70 mm (2.8 inches) |
| Rear suspension | Unit swing |
| Front suspension travel | 70 mm (2.8 inches) |
| Front suspension | Telescopic fork |
Speed and acceleration | |
| Fuel capacity | 5.30 litres (1.40 gallons) |
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| Category | Scooter |
| Year | 2009 |
| Model | Yamaha BWs |






































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