Attribute | Aprilia SR 50 Street 2015 × | Derbi Variant Sport × |
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General | ||
Production from (year) | 2015 | 2012 |
Make | Aprilia | Derbi |
Model | Aprilia SR 50 Street | Derbi Variant Sport |
Category | Scooter | Scooter |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
Fuel system | Carburettor. 17.5 mm throttle body | Carburettor. Arbeo Sha 12-12 |
Engine details | Reed valve intake | - |
Displacement (cm³) | 49 | 49.9 |
Power (kw) | - | 4.2 |
Cooling system | - | Air |
Transmission type,final drive | Belt | Shaft drive (cardan) |
Bore (mm) | 40 | 39.9 |
Stroke (mm) | 39.3 | 40 |
Gearbox | Automatic | Automatic |
Ignition | Capacitor discharge ignition | - |
Lubrication system | Separate mixing with mechanical oil pump | - |
Compression | 12.1:1 | 9.5:1 |
Chassis | ||
Front suspension | Hydraulic fork | Telescopic fork |
Rear suspension | Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings. | Single shock |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Expanding brake (drum brake) |
Diameter (mm) | 190 | 140 |
Frame type | Split single cradle frame in high tensile strength steel tube | Open cradle, steel piping |
Front tyre | 130/60-13 | 120/70-14 |
Rear tyre | 130/60-13 | 120/70-14 |
Wheels | Five spoke light alloy wheels front and rear: 3.50 x 13´ | Black rims |
Front wheel travel (mm) | 90 | 85 |
Rear wheel travel (mm) | 70 | 50 |
Other | ||
Starter | Electric | Kick |
Color options |
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Carrying capacity | 28 litre top box in matching paintwork or standard black finish. | - |
Dimensions | ||
Wheelbase (mm) | 1,290 | 1,200 |
Overall height (mm) | 1,200 | 1,065 |
Overall length (mm) | 1,860 | 1,820 |
Seat height (mm) | 820 | 775 |
Performance | ||
Fuel capacity (l) | 6.5 | 4 |