| Attribute | Yamaha Serow 250 25th Anniversary Special × | Yamaha Serow 250 2011 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2011 |
| Make | Yamaha | Yamaha |
| Model | Yamaha Serow 250 25th Anniversary Special | Yamaha Serow 250 |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 249 | 249 |
| Power (kw) | 13.7 | 20.6 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 19 | 20 |
| Bore (mm) | 74 | - |
| Stroke (mm) | 58 | - |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Driveline | 5-speed constant mesh | - |
| Ignition | CDI | CDI |
| Compression | 9.5:1 | - |
| Chassis | ||
| Front suspension | Telescopic forks | Telescopic forks |
| Rear suspension | Swing arm | Monocross |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Front tyre | 2.75-21 | - |
| Rear tyre | 120/80-18 | - |
| Trail (mm) | 105 | - |
| Rake (fork angle) (degree) | 26.5 | - |
| Other | ||
| Starter | Electric | Electric |
| Dimensions | ||
| Dry weight (kg) | 115 | 115 |
| Power/weight ratio | 0.1191 | 0.1791 |
| Overall length (mm) | 2,070 | 2,070 |
| Overall width (mm) | 805 | 805 |
| Seat height (mm) | 810 | 810 |
| Ground clearance (mm) | 285 | 285 |
| Performance | ||
| Fuel capacity (l) | 10 | 10 |