Naked Motorcycles
2015Benelli BN 251
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The 2015 Benelli BN 251 is an entry-level naked bike designed for new riders and daily commuters seeking an affordable, manageable machine. Its lightweight 150kg frame, low 780mm seat height, and modest power delivery make it accessible for inexperienced riders, while its practical fuel capacity and upright riding position suit urban commuting duties.
- Capacity
- 249.2 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 150.0 kg
- Seat height
- 780 mm
- Power
- 24.5 HP (17.9 kW) @ 9000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's built primarily for commuting and everyday city riding rather than outright performance or long-distance travel.
- Built for
- It has a lively, approachable personality with sporty naked-bike styling but modest single-cylinder performance.
- Not ideal for
- It's not the right choice for riders seeking highway touring comfort, high-speed thrills, 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 usEngine
- Capacity
- 249.2 ccm
- Power
- 24.5 HP (17.9 kW) @ 9000 RPM
- CO2 Emissions
- 3 CO2 g/km
- Torque
- 21.0 Nm (2.1 kgf-m) @ 7500 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.1633 HP/kg (dry)
- Bore x stroke
- 72.0 x 61.5 mm
- Compression
- 11.2:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- CDI
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet clutch
Dimensions & weight
- Wheelbase
- 1385 mm
- Overall length
- 2080 mm
- Overall width
- 805 mm
- Overall height
- 1090 mm
- Seat height
- 780 mm
- Dry weight
- 150.0 kg
- Wet weight
- 163.0 kg
- Fuel capacity
- 16.50 litres
- Ground clearance
- 130 mm
- Reserve fuel capacity
- 3.50 litres
Chassis & suspension
- Frame
- Steel trestle
- Front suspension
- Upside-down forks
- Rear suspension
- Rear swing arm with central rear shock absorber
- Front wheel travel
- 120 mm
- Rear wheel travel
- 50 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 280 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 220 mm
- Front tyre
- 110/70-17
- Rear tyre
- 140/60-17
Other
- Color options
- White, black
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 | 2015 | 2016 | 2017 | 2018 | 2019 |
|---|---|---|---|---|---|
| Capacity | 249 cc | 249 cc | 249 cc | 249 cc | 249 cc |
| Dry weight | 150 kg | 143 kg | 143 kg | 145 kg | 145 kg |
| Seat height | 780 mm | 795 mm | 795 mm | 795 mm | 795 mm |
| Fuel capacity | 16.5 L | 17 L | 17 L | 17 L | 17 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 Benelli BN 251?
The 2015 Benelli BN 251 has a Capacity of 249.2 ccm (15.21 cubic inches).
What engine power does the Benelli BN 251 have?
The 2015 Benelli BN 251 has a Power of 24.5 HP (17.9 kW) @ 9000 RPM.
How many gears does the Benelli BN 251 have?
The 2015 Benelli BN 251 has a Gearbox of 6-speed.
What is the torque of the Benelli BN 251?
The 2015 Benelli BN 251 has a Torque of 21.0 Nm (2.1 kgf-m or 15.5 ft.lbs) @ 7500 RPM.
How much does the Benelli BN 251 weigh?
The 2015 Benelli BN 251 has a Dry weight of 150.0 kg (330.7 pounds).
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