Attribute | ![]() Aprilia SR Motard 50 2020 × | ![]() Derbi GPR 125 4T 4V 2009 × |
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General | ||
Production from (year) | 2020 | 2009 |
Make | Aprilia | Derbi |
Model | Aprilia SR Motard 50 | Derbi GPR 125 4T 4V |
Category | Scooter | Sport |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
Valves per cylinder | 4 | 4 |
Fuel system | Carburettor. Keihin NCV F20 | Carburettor. 30 mm |
Displacement (cm³) | 49.9 | 124.8 |
Power (kw) | 3.3 | - |
Cooling system | Air | Liquid |
Transmission type,final drive | Belt | Chain |
Torque (Nm) | 3.8 | - |
Bore (mm) | 40 | 58 |
Stroke (mm) | 39.3 | 47 |
Gearbox | Automatic | 6-speed |
Emission details | Euro 2 | - |
Ignition | - | CDI |
Clutch | Automatic centrifugal dry clutch | Multi-disc |
Lubrication system | Wet sump | Oil pump |
Compression | - | 12.0:1 |
Exhaust system | - | Euro III |
Chassis | ||
Front suspension | Hydraulic telescopic fork with straight stanchions “ wheel travel: 86mm | 40 mm upside-down fork. |
Rear suspension | Single arm with engine crankcase as swinging element, served by a single shock “ wheel travel 76mm | Monoshock. |
Front brakes | Single disc. Two-piston floating caliper | Single disc. Radial Caliper |
Rear brakes | Single disc. ABS | Single disc. Floating Caliper |
Diameter (mm) | 218 | 180 |
Frame type | Aluminum perimeter | - |
Front tyre | 120/70-14 | 110/70-17 |
Rear tyre | 120/70-14 | 130/70-17 |
Front wheel travel (mm) | 110 | 120 |
Rear wheel travel (mm) | 122 | 120 |
Other | ||
Starter | Electric & kick | Electric |
Color options |
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Dimensions | ||
Wheelbase (mm) | 1,350 | 1,355 |
Dry weight (kg) | 106 | 120 |
Power/weight ratio | 0.0311 | - |
Overall length (mm) | 1,953 | 1,977 |
Overall width (mm) | 720 | 720 |
Seat height (mm) | 820 | 800 |
Performance | ||
Reserve fuel capacity (l) | 1.5 | - |
Fuel capacity (l) | 7 | 14 |