| YAMAHA XT-250 Serow | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air Cooled, Four Stroke, Single Cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 249 cm3 | - |
| Bore X Stroke | |
| 3x2.3 in OR 76 mm | - |
| Compression Ratio | |
| 9.2:1 | - |
| Horsepower | |
| 21/6500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 15.1/6500 lb-ft/RPM OR 20/6500 Nm/RPM | - |
| Fuel System | |
| Mikuni Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | - |
| Clutch | |
| Wet multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| Leading Axle, Coil Spring Forks | - |
| Rear Suspension | |
| Swing Arm Single Kayaba Shock | - |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Seat Height | |
|---|---|
| 31.9 in OR 810 mm | - |
| Weight | |
| 289 lbs OR 131 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 2.6 gallons OR 9.8 L | - |
| Wheelbase | |
| 53.5 in OR 1359 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 80/70-21 | - |
| Rear | |
| 120/80-18 | - |
