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Scooters

2011Yamaha Bws 12INCH

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The 2011 Yamaha BWs 12inch is a compact automatic scooter designed for urban commuters and novice riders seeking practical city mobility. Its lightweight steel frame and two-stroke engine deliver nimble handling and efficient fuel consumption, making it ideal for congested streets. Best known for its retro styling and dependable automatic transmission, this scooter excels in affordability and ease of use.

Capacity
49.2 ccm
Engine
Single single, two-stroke
Gearbox
Not on record
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Dry weight
82.0 kg
Seat height
768 mm
Power
3.2 HP

What’s new for the 2011 Yamaha Bws 12INCH

vs the 2007
Spec20072011
Engine capacity 49.00 ccm (2.99 cubic inches) 49.2 ccm (3.00 cubic inches)
Power 3.21 HP 3.2 HP
Torque 3.60 3.6 Nm (0.4 kgf-m or 2.7 ft.lbs) @ 6000 RPM
Weight 75.0 kg (165.3 pounds) 82.0 kg (180.8 pounds)
Fuel capacity 5.30 litres (1.40 gallons) 5.30 litres (1.40 US gallons)
Gearbox Automatic not listed
Front suspension Hydraulic and telescopic fork Telescopic fork
Rear suspension Hydraulic unit swing Unit swing
Wheelbase 1,172 mm (46.1 inches) 1172 mm (46.1 inches)
Other years 2007 2011 2012 2015

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 8Agility 74Comfort 45Off-road 5Touring 15Road manners 55
Off-road & trail5%
Cornering40%
City riding88%
Daily riding75%
Touring12%
Two-up30%
Track5%
Best for
It's built for short urban hops, errands, and commuting rather than any performance or long-distance riding.
Built for
It has a cheerful, no-drama personality focused on convenience and easy maneuverability rather than excitement.
Not ideal for
This is not the machine for riders seeking speed, highway touring, or 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 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2011 Yamaha Bws 12INCH, 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
Torque
3.6 Nm (0.4 kgf-m) @ 6000 RPM
Engine type
Single single, two-stroke
Power/weight ratio
0.0390 HP/kg
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
Transmission type
Automatic
Final drive
Belt
Clutch
Automatic centrifugal
Dimensions & weight
Wheelbase
1172 mm
Overall length
1685 mm
Seat height
768 mm
Dry 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
120/70-12
Rear tyre
130/70-12
Other
Color options
Grey

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 2007201120122015
Capacity 49.00 ccm (2.99 cubic inches) 49.20 ccm (3.00 cubic inches) 49.20 ccm (3.00 cubic inches) 49.20 ccm (3.00 cubic inches)
Dry weight 75.0 kg (165.3 pounds) 82.0 kg (180.8 pounds) 83.0 kg (183.0 pounds)
Seat height 768 mm (30.2 inches) 768 mm (30.2 inches) 768 mm (30.2 inches) 768 mm (30.2 inches)
Fuel capacity 5.30 litres (1.40 gallons) 5.30 litres (1.40 gallons) 5.30 litres (1.40 gallons) 5.30 litres (1.40 gallons)
Color options Grey White Frozen titanium

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

Rider Reviews

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Common questions

What is the engine size of the Yamaha Bws 12INCH?

The 2011 Yamaha Bws 12INCH has a Capacity of 49.2 ccm (3.00 cubic inches).

What engine power does the Yamaha Bws 12INCH have?

The 2011 Yamaha Bws 12INCH has a Power of 3.2 HP.

What is the torque of the Yamaha Bws 12INCH?

The 2011 Yamaha Bws 12INCH has a Torque of 3.6 Nm (0.4 kgf-m or 2.7 ft.lbs) @ 6000 RPM.

How much does the Yamaha Bws 12INCH weigh?

The 2011 Yamaha Bws 12INCH has a Dry weight of 82.0 kg (180.8 pounds).

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