| Dafra Motos Roadwin 250R | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| liquid-cooled, four-stroke, single cylinder, DOHC | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 247 cm3 | - |
| Bore X Stroke | |
| 2.9x2.3 in OR 74 mm | - |
| Compression Ratio | |
| 11:1 | - |
| Horsepower | |
| 24/9000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 14/7000 lb-ft/RPM OR 19/7000 Nm/RPM | - |
| Fuel System | |
| EFI | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-speed, manual | - |
| chassis specs | |
| Frame | |
|---|---|
| steel | Aluminium frame |
| Front Suspension | |
| telescopic fork | - |
| Rear Suspension | |
| monoshock | - |
| Front Brake | |
| double discs | - |
| Rear Brake | |
| single disc | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 79.7 in OR 2024 mm | - |
| Overall Width | |
| 30.6 in OR 777 mm | - |
| Seat Height | |
| 30.7 in OR 780 mm | - |
| Weelbase | |
| 54.7 in OR 1389 mm | - |
| Ground Clearance | |
| 5.5 in OR 140 mm | - |
| Weight | |
| 348 lbs OR 158 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4 gallons OR 15.1 L | - |
| Wheelbase | |
| 54.7 in OR 1389 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 110/70-17 | - |
| Rear | |
| 130 /70-17 | - |
