Naked Motorcycles
2002Yamaha YB 50
18 fields on record
The 2002 Yamaha YB 50 is an entry-level classic styled motorcycle ideal for beginners and younger riders seeking an affordable, manageable commuter. Its lightweight 85kg frame and modest 4bhp single-cylinder engine prioritize ease of handling and fuel efficiency over performance. Best known for reliable, straightforward transportation with vintage aesthetics, the YB 50 represents practical everyday practicality.
- Capacity
- 49.0 ccm
- Engine
- Single
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 85.0 kg
- Seat height
- 760 mm
- Power
- 4.0 HP (2.9 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built as a lightweight, low-powered commuter for short urban trips rather than speed or adventure.
- Built for
- A humble, unpretentious classic runabout that favors simplicity, economy, and easy maneuverability over excitement.
- Not ideal for
- This is not for riders seeking highway speed, long-distance touring comfort, or any 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 usEngine
- Capacity
- 49.0 ccm
- Power
- 4.0 HP (2.9 kW)
- Torque
- 4.0 Nm (0.4 kgf-m)
- Engine type
- Single
- Power/weight ratio
- 0.0471 HP/kg (dry)
- Cooling system
- Air
- Valves per cylinder
- 2
Dimensions & weight
- Wheelbase
- 1190 mm
- Overall length
- 1820 mm
- Overall width
- 725 mm
- Overall height
- 1035 mm
- Seat height
- 760 mm
- Dry weight
- 85.0 kg
- Fuel capacity
- 7.20 litres
- Ground clearance
- 130 mm
Brakes & wheels
- Front brakes
- Expanding brake
- Rear brakes
- Expanding brake
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Yamaha YB 50?
The 2002 Yamaha YB 50 has a Capacity of 49.0 ccm (2.99 cubic inches).
What engine power does the Yamaha YB 50 have?
The 2002 Yamaha YB 50 has a Power of 4.0 HP (2.9 kW).
What is the torque of the Yamaha YB 50?
The 2002 Yamaha YB 50 has a Torque of 4.0 Nm (0.4 kgf-m or 3.0 ft.lbs).
How much does the Yamaha YB 50 weigh?
The 2002 Yamaha YB 50 has a Dry weight of 85.0 kg (187.4 pounds).
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