| Attribute | Yamaha TDR 125 2001 × | Beta Alp 125 2001 × |
|---|---|---|
| General | ||
| Production from (year) | 2001 | 2001 |
| Make | Yamaha | Beta |
| Model | Yamaha TDR 125 | Beta Alp 125 |
| Category | Allround | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 2 |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 125 | 124 |
| Power (kw) | 10.9 | 8 |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 14.7 | - |
| Bore (mm) | 56 | 57 |
| Stroke (mm) | 50.7 | 48.8 |
| Gearbox | 6-speed | 6-speed |
| Chassis | ||
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 200 |
| Front tyre | 100/90-P18 | - |
| Rear tyre | 130/80-P17 | - |
| Front wheel travel (mm) | 180 | 170 |
| Rear wheel travel (mm) | 180 | 175 |
| Dimensions | ||
| Wheelbase (mm) | 1,405 | 1,350 |
| Dry weight (kg) | 128 | 103 |
| Power/weight ratio | 0.0852 | 0.0777 |
| Seat height (mm) | 850 | 810 |
| Performance | ||
| Top speed (km/h) | 105 | 90 |
| Fuel capacity (l) | 11 | 7 |