Attribute | ![]() Derbi GPR 50 2015 × | ![]() Aprilia RS 50 2005 × |
---|---|---|
General | ||
Production from (year) | 2015 | 2005 |
Make | Derbi | Aprilia |
Model | Derbi GPR 50 | Aprilia RS 50 |
Category | Sport | Sport |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
Fuel system | Carburettor. 17.5 mm | Carburettor. Dell’Orto PHBN 12 - HS |
Displacement (cm³) | 49.4 | 49.7 |
Cooling system | Liquid | Liquid |
Transmission type,final drive | Chain | Chain |
Bore (mm) | 40 | 40.3 |
Stroke (mm) | 39.3 | 39 |
Gearbox | 6-speed | 6-speed |
Ignition | Electronic C.D.I. | Electronic, capacitor discharge |
Clutch | Automated twist and go | Multiple disks in oil bath |
Lubrication system | Separate mixing with mechanical oil pump | - |
Compression | 10.5:1 | - |
Exhaust system | - | Catalysed |
Chassis | ||
Front suspension | 41 mm upsidedown fork | Aprilia Ø 35 mm central pin hydraulic telescopic fork. |
Rear suspension | Asymmetric swing arm. Monoshock. | Double member swinging arm in high strength steel with hydraulic monoshock,. |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc. Single piston | Single disc |
Diameter (mm) | 218 | 220 |
Frame type | Aluminium beam frame | Sloping twin spar in cast aluminium with thin walled structural shell and cross rib reinforcement |
Front tyre | 100/80-17 | - |
Rear tyre | 130/70-17 | - |
Seat | Dual seat | - |
Front wheel travel (mm) | 110 | 110 |
Rear wheel travel (mm) | 130 | 120 |
Other | ||
Starter | Electric | Electric |
Color options |
|
|
Light | Dual head lights | - |
Dimensions | ||
Dry weight (kg) | 110 | - |
Seat height (mm) | 810 | 810 |
Performance | ||
Fuel capacity (l) | 13 | - |