Attribute | ![]() Hyosung GT 125 Naked × | ![]() Derbi GPR 50 2015 × |
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General | ||
Production from (year) | 2005 | 2015 |
Make | Hyosung | Derbi |
Model | Hyosung GT 125 Naked | Derbi GPR 50 |
Category | Naked bike | Sport |
Engine and transmission | ||
Engine type | V2, four-stroke | Single cylinder, two-stroke |
Valves per cylinder | 4 | - |
Fuel system | - | Carburettor. 17.5 mm |
Displacement (cm³) | 125 | 49.4 |
Power (kw) | 10.4 | - |
Cooling system | - | Liquid |
Transmission type,final drive | - | Chain |
Torque (Nm) | 9.7 | - |
Bore (mm) | 44 | 40 |
Stroke (mm) | 41 | 39.3 |
Gearbox | 5-speed | 6-speed |
Ignition | Electronic | Electronic C.D.I. |
Clutch | - | Automated twist and go |
Lubrication system | - | Separate mixing with mechanical oil pump |
Compression | 11.2:1 | 10.5:1 |
Chassis | ||
Front suspension | Telescopic | 41 mm upsidedown fork |
Rear suspension | Swingarm | Asymmetric swing arm. Monoshock. |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Single disc. Single piston |
Diameter (mm) | 230 | 218 |
Frame type | - | Aluminium beam frame |
Front tyre | 110/70-17 | 100/80-17 |
Rear tyre | 150/70-17 | 130/70-17 |
Seat | - | Dual seat |
Front wheel travel (mm) | 120 | 110 |
Rear wheel travel (mm) | 110 | 130 |
Other | ||
Starter | Electric | Electric |
Color options |
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Light | - | Dual head lights |
Dimensions | ||
Dry weight (kg) | 150 | 110 |
Power/weight ratio | 0.0693 | - |
Seat height (mm) | 795 | 810 |
Performance | ||
Top speed (km/h) | 110 | - |
Fuel capacity (l) | 17 | 13 |