| Attribute | Yamaha SR 125 2001 × | Yamaha TW 125 2001 × |
|---|---|---|
| General | ||
| Production from (year) | 2001 | 2001 |
| Make | Yamaha | Yamaha |
| Model | Yamaha SR 125 | Yamaha TW 125 |
| Category | Naked bike | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | 2 |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 125 | 125 |
| Power (kw) | 8.8 | 8.8 |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 9.8 | 9.7 |
| Bore (mm) | 57 | 57 |
| Stroke (mm) | 48.8 | 48.4 |
| Gearbox | 5-speed | 5-speed |
| Chassis | ||
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake | Expanding brake |
| Diameter (mm) | 130 | 110 |
| Front tyre | - | 130/80-18 |
| Rear tyre | - | 180/80-14 |
| Front wheel travel (mm) | 120 | 160 |
| Rear wheel travel (mm) | 78 | 150 |
| Dimensions | ||
| Wheelbase (mm) | 1,280 | 1,330 |
| Dry weight (kg) | 104 | 118 |
| Power/weight ratio | 0.0846 | 0.0746 |
| Seat height (mm) | 730 | 815 |
| Performance | ||
| Top speed (km/h) | 102 | 102 |
| Fuel capacity (l) | 10 | 7 |