Attribute | ![]() Derbi GPR Nude 50 × | ![]() MBK Flame X 125 × |
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General | ||
Production from (year) | 2007 | 2009 |
Make | Derbi | MBK |
Model | Derbi GPR Nude 50 | MBK Flame X 125 |
Category | Naked bike | Scooter |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
Fuel system | Carburettor. Dell´Ortho PHVA 14 | Carburettor. CVK24 |
Displacement (cm³) | 49.9 | 125 |
Power (kw) | - | 7.8 |
Cooling system | Liquid | Liquid |
Transmission type,final drive | Shaft drive (cardan) | Belt |
Torque (Nm) | - | 9.3 |
Bore (mm) | - | 52.4 |
Stroke (mm) | - | 57.9 |
Gearbox | 6-speed | - |
Ignition | Electronic C.D.I. | TCI |
Lubrication system | Oil pump | Wet sump |
Compression | 11.5:1 | 10.0:1 |
Chassis | ||
Front suspension | Inverted fork. | Telescopic fork |
Rear suspension | Monoshock | Unit swing |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Expanding brake (drum brake) |
Diameter (mm) | 180 | 150 |
Front tyre | 110/80-17 | 110/70-12 |
Rear tyre | 130/70-17 | 120/70-12 |
Front wheel travel (mm) | 120 | 100 |
Rear wheel travel (mm) | 110 | 105 |
Other | ||
Starter | Electric | Electric & kick |
Color options |
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Dimensions | ||
Wheelbase (mm) | 1,311 | 1,295 |
Overall length (mm) | 1,961 | 1,855 |
Seat height (mm) | 800 | 785 |
Performance | ||
Fuel capacity (l) | 13 | 7.1 |