Are you looking for a motorcycle that will provide you with unforgettable experiences both on forest trails and city streets? Meet the 2009 Derbi Dirt Boy 50 – the perfect companion for young motorcycle enthusiasts! With a 49.9 cm³ engine, the Dirt Boy 50 combines agility and lightness, making it an excellent choice for both beginners and experienced riders. Its distinctive sporty design catches the eye, while its sturdy construction ensures stability and safety even in challenging terrain. Discover the joy of riding this exceptional motorcycle that is sure to lift your spirits. Check out the specifications and get ready for an adventure with the Derbi Dirt Boy 50!
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| Engine Capacity (cm³) | 49.9 |
|---|---|
| Type | Single-cylinder, four-stroke |
| Details | - |
| Bore × Stroke (mm) | 39.0 x 41.8 |
| Compression | 12.0:1 |
| Valves/Cylinder | - |
| Max RPM | - |
| Power (HP) | - |
|---|---|
| Power (kW) | - |
| Torque (Nm) | - |
| Peak Torque (RPM) | - |
| 0-100 km/h (s) | - |
| 1/4 Mile (s) | - |
| Top Speed (km/h) | - |
| Gearbox | 1-speed |
|---|---|
| Final Drive | - |
| Clutch | - |
| Driveline | - |
| Fuel System | Carburettor. 14 mm |
|---|---|
| Fuel Control | - |
| Fuel Consumption (l/100 km) | - |
| Fuel Capacity (l) | 2,3 |
| Reserve Fuel (l) | - |
| Oil Capacity (l) | 0,6 |
| CO₂ Emissions (g/km) | - |
| Emission Details | - |
| Exhaust System | - |
| Frame Type | - |
|---|---|
| Rake Angle (°) | - |
| Trail (mm) | - |
| Front Suspension | Hydraulic fork. |
| Front Wheel Travel (mm) | 120 mm (4.7 inches) |
| Rear Suspension | Monoshock. |
| Rear Wheel Travel (mm) | 140 mm (5.5 inches) |
| Dry Weight (kg) | 47 |
|---|---|
| Total Weight (kg) | - |
| Power-to-Weight Ratio | - |
| Seat Height (mm) | 610 |
| Overall Height (mm) | - |
| Overall Length (mm) | 1290 |
| Overall Width (mm) | 519 |
| Wheelbase (mm) | 905 |
| Ground Clearance (mm) | - |
| Front Tyre | 2.50-12 |
|---|---|
| Rear Tyre | 2.75-10 |
| Front Brakes | Single disc |
| Front Brake Diameter (mm) | 160 |
| Rear Brakes | Expanding brake (drum brake) |
| Rear Brake Diameter (mm) | 90 |
| Wheels | - |
| Starter | Kick |
|---|---|
| Instruments | - |
| Electrical | - |
| Light | - |
| Battery | - |
| Ignition | CDI |
| Lubrication System | Oil pump |
|---|---|
| Cooling System | Air |
| Engine Oil | - |
| Oil Filter | - |
| Brake Fluid | - |
| Coolant | - |
| Spark Plugs | - |