| Attribute | Derbi GPR 125 4T 4S × | Derbi GPR 50 2T 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2012 |
| Make | Derbi | Derbi |
| Model | Derbi GPR 125 4T 4S | Derbi GPR 50 2T |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Carburettor. 30 mm | Carburettor. 17.5 mm |
| Displacement (cm³) | 124.8 | 49.9 |
| Power (kw) | 10.9 | 6.2 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | - | 5.9 |
| Bore (mm) | 58 | 39.9 |
| Stroke (mm) | 47 | 40 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Emission details | Euro III | - |
| Ignition | Electronic CDI | C.D.I. |
| Clutch | Multi-disc | Multi-plate |
| Lubrication system | Oil pump | Mechanical oil pump |
| Compression | 12.0:1 | 11.5:1 |
| Chassis | ||
| Front suspension | 40 mm upside-down fork. | 40 mm. hydraulic fork. |
| Rear suspension | Monoshock. | Monoshock. |
| Front brakes | Single disc. Radial Caliper | Single disc |
| Rear brakes | Expanding brake (drum brake). Floating Caliper | Single disc |
| Diameter (mm) | 218 | 218 |
| Frame type | - | Tubular steel cradle |
| Front tyre | 110/80-17 | 100/80-17 |
| Rear tyre | 130/70-17 | 130/70-17 |
| Front wheel travel (mm) | 110 | 110 |
| Rear wheel travel (mm) | 120 | 120 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
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|
| Instruments | Multifunction instrument panel with LCD display inspired by MotoGP. | - |
| Dimensions | ||
| Wheelbase (mm) | 1,355 | 1,360 |
| Dry weight (kg) | 120 | 110 |
| Power/weight ratio | 0.0908 | 0.0564 |
| Overall length (mm) | 2,015 | 2,015 |
| Overall width (mm) | 720 | 720 |
| Seat height (mm) | 810 | 810 |
| Performance | ||
| Reserve fuel capacity (l) | - | 1.5 |
| Fuel capacity (l) | 14 | 13 |