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Scooters

2011Yamaha Bws

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The 2011 Yamaha BWs is a lightweight 50cc scooter ideal for urban commuters and novice riders seeking affordable, easy-to-use transportation. Powered by a simple two-stroke single-cylinder engine with automatic transmission, it excels in city riding with minimal maintenance requirements. The BWs is known for its practicality, fuel efficiency, and accessible price point in the entry-level scooter market.

Capacity
49.2 ccm
Engine
Single, two-stroke
Gearbox
5-speed
Dry weight
75.0 kg
Seat height
768 mm
Power
3.2 HP (2.4 kW) @ 6500 RPM
⇄ Compare with another bike + Add to garage All model years
Other years 2006 2007 2008 2009 2010 2011 2012

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 14Agility 77Comfort 45Off-road 5Touring 15Road manners 55
Off-road & trail5%
Cornering40%
City riding90%
Daily riding75%
Touring10%
Two-up30%
Track5%
Best for
It is built for short urban hops, errands, and commuting through congested streets rather than any kind of performance riding.
Built for
It has a friendly, unintimidating personality, prioritizing convenience and manoeuvrability over speed or excitement.
Not ideal for
It is not suitable for riders wanting highway speeds, long-distance touring, or any kind of off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 768mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2011 Yamaha Bws, with a moderate knee angle of around 95 degrees and a slightly forward riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine
Capacity
49.2 ccm
Power
3.2 HP (2.4 kW) @ 6500 RPM
Torque
3.6 Nm (0.4 kgf-m) @ 6000 RPM
Engine type
Single, two-stroke
Power/weight ratio
0.0427 HP/kg (dry)
Bore x stroke
40.0 x 39.2 mm
Compression
7.2:1
Cooling system
Air
Fuel system
Carburettor
Starting
Electric & kick
Ignition
CDI
Lubrication system
Separate lubrication
Transmission
Gearbox
5-speed
Transmission type
Automatic
Final drive
Belt
Clutch
Automatic centrifugal
Dimensions & weight
Wheelbase
1172 mm
Overall length
1685 mm
Overall width
675 mm
Overall height
1049 mm
Seat height
768 mm
Dry weight
75.0 kg
Wet weight
82.0 kg
Fuel capacity
5.30 litres
Ground clearance
124 mm
Chassis & suspension
Frame
Steel
Front suspension
Telescopic fork
Rear suspension
Unit swing
Front wheel travel
70 mm
Rear wheel travel
70 mm
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
180 mm
Rear brakes
Expanding brake (drum brake)
Rear brakes diameter
110 mm
Front tyre
120/90-10
Rear tyre
150/80-10
Other
Color options
Black, white, blue

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 20062008200920112012
Capacity 49 cc 49 cc 49 cc 49 cc 49 cc
Dry weight 75 kg 75 kg 75 kg 75 kg 75 kg
Seat height 768 mm 768 mm 768 mm 768 mm 768 mm
Fuel capacity 5.3 L 5.3 L 5.3 L 5.3 L 5.3 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the Yamaha Bws?

The 2011 Yamaha Bws has a Capacity of 49.2 ccm (3.00 cubic inches).

What engine power does the Yamaha Bws have?

The 2011 Yamaha Bws has a Power of 3.2 HP (2.4 kW) @ 6500 RPM.

How many gears does the Yamaha Bws have?

The 2011 Yamaha Bws has a Gearbox of 5-speed.

What is the torque of the Yamaha Bws?

The 2011 Yamaha Bws has a Torque of 3.6 Nm (0.4 kgf-m or 2.7 ft.lbs) @ 6000 RPM.

How much does the Yamaha Bws weigh?

The 2011 Yamaha Bws has a Dry weight of 75.0 kg (165.3 pounds).

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