Comparison of Derbi GPR 125 Racing 2009 and Factory Bike Desert YR 250 2005 [S]ave
| Attribute |  Factory Bike Desert YR 250 2005 × |  Derbi GPR 125 Racing 2009 × |
|---|---|---|
| General | ||
| Production from (year) | 2005 | 2009 |
| Make | Factory Bike | Derbi |
| Model | Factory Bike Desert YR 250 | Derbi GPR 125 Racing |
| Category | Enduro / offroad | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Mikuni TM 38 Power-Jet | Carburettor. 28 mm |
| Displacement (cm³) | 249.8 | 124.8 |
| Power (kw) | 36.5 | - |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 67.5 | 56 |
| Stroke (mm) | 69.8 | 50.7 |
| Gearbox | 6-speed | 6-speed |
| Ignition | Electronic SEM 12 V. / 160W A.V | - |
| Clutch | Multidisc in oil cath | Multi-plate |
| Lubrication system | - | Oil pump |
| Compression | - | 12.5:1 |
| Chassis | ||
| Front suspension | Marzocchi hydraulic 50 mm | 40 mm upside-down fork. |
| Rear suspension | Shock-Absorber Ohlins | Monoshock. |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 180 |
| Frame type | Hardened steel CrMo, bolt-on AW rear section | - |
| Front tyre | 90/90-21 | 110/70-17 |
| Rear tyre | 140/80-18 | 140/70-17 |
| Other | ||
| Starter | Kick | Electric |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,480 | 1,355 |
| Dry weight (kg) | 103 | 102 |
| Power/weight ratio | 0.3544 | - |
| Overall height (mm) | 1,180 | 1,116 |
| Overall length (mm) | 2,230 | 2,024 |
| Overall width (mm) | 815 | 720 |
| Performance | ||
| Fuel capacity (l) | 9.5 | 13 |
| Oil capacity (l) | - | 1.5 |
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