| Attribute | Yamaha TT-R 225 2002 × | Derbi GPR 125 Racing 2009 × |
|---|---|---|
| General | ||
| Production from (year) | 2002 | 2009 |
| Make | Yamaha | Derbi |
| Model | Yamaha TT-R 225 | Derbi GPR 125 Racing |
| Category | Enduro / offroad | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor. 40 mm Mikuni CV with throttle position sensor | Carburettor. 28 mm |
| Displacement (cm³) | 223 | 124.8 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 17.7 | - |
| Bore (mm) | 70 | 56 |
| Stroke (mm) | 58 | 50.7 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | CDI | - |
| Clutch | - | Multi-plate |
| Lubrication system | - | Oil pump |
| Compression | 9.5:1 | 12.5:1 |
| Chassis | ||
| Front suspension | Telescopic fork | 40 mm upside-down fork. |
| Rear suspension | Single shock | Monoshock. |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Diameter (mm) | 130 | 180 |
| Front tyre | 80/100-18 | 110/70-17 |
| Rear tyre | 100/100-18 | 140/70-17 |
| Other | ||
| Starter | - | Electric |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,350 | 1,355 |
| Dry weight (kg) | 118 | 102 |
| Overall height (mm) | 1,150 | 1,116 |
| Overall length (mm) | 2,070 | 2,024 |
| Overall width (mm) | 820 | 720 |
| Performance | ||
| Fuel capacity (l) | 10 | 13 |
| Oil capacity (l) | - | 1.5 |