Scooters
2007Yamaha Why
34 fields on record
The 2007 Yamaha Why is a lightweight 49cc two-stroke scooter designed for urban commuters and novice riders seeking an economical, easy-to-ride vehicle. Known for its simplicity and fuel efficiency, it features an automatic belt-drive transmission and air-cooled engine requiring minimal maintenance. Best suited for short-distance city travel, the Why offers practical everyday transportation with low operating costs.
- Capacity
- 49.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 73.0 kg
- Seat height
- 765 mm
- Power
- 3.2 HP (2.4 kW) @ 6500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for short urban hops, errands, and light commuting rather than any kind of performance riding.
- Built for
- A humble, economical city runabout with modest two-stroke buzz and no pretensions of speed or sportiness.
- Not ideal for
- Not suitable for highway travel, touring, carrying a passenger comfortably, or anyone seeking real performance.
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 usEngine
- Capacity
- 49.0 ccm
- Power
- 3.2 HP (2.4 kW) @ 6500 RPM
- Torque
- 3.5 Nm (0.4 kgf-m) @ 6250 RPM
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.0438 HP/kg (dry)
- Bore x stroke
- 40.0 x 39.2 mm
- Compression
- 7.3:1
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- CDI
- Lubrication system
- Seperate lubrification
Transmission
- Transmission type
- Automatic
- Final drive
- Belt
Dimensions & weight
- Wheelbase
- 1294 mm
- Overall length
- 1940 mm
- Overall width
- 685 mm
- Overall height
- 1105 mm
- Seat height
- 765 mm
- Dry weight
- 73.0 kg
- Wet weight
- 78.0 kg
- Fuel capacity
- 7.00 litres
- Ground clearance
- 125 mm
Chassis & suspension
- Front suspension
- Hydraulic and telescopic fork
- Rear suspension
- Hydraulic and telescopic fork
- Front wheel travel
- 80 mm
- Rear wheel travel
- 70 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 220 mm
- Rear brakes
- Expanding brake (drum brake)
- Rear brakes diameter
- 110 mm
- Front tyre
- 70/90-16
- Rear tyre
- 80/90-16
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 | 2007 | 2008 | 2009 | 2010 |
|---|---|---|---|---|
| Capacity | 49 cc | 49 cc | 49 cc | 49 cc |
| Dry weight | 73 kg | 73 kg | 73 kg | 73 kg |
| Seat height | 765 mm | 765 mm | 765 mm | 765 mm |
| Fuel capacity | 7 L | 7 L | 7 L | 7 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha Why?
The 2007 Yamaha Why has a Capacity of 49.0 ccm (2.99 cubic inches).
What engine power does the Yamaha Why have?
The 2007 Yamaha Why has a Power of 3.2 HP (2.4 kW) @ 6500 RPM.
What is the torque of the Yamaha Why?
The 2007 Yamaha Why has a Torque of 3.5 Nm (0.4 kgf-m or 2.6 ft.lbs) @ 6250 RPM.
How much does the Yamaha Why weigh?
The 2007 Yamaha Why has a Dry weight of 73.0 kg (160.9 pounds).
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