| KAWASAKI KX 250 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Single cylinder, 2-stroke | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 249 cm3 | - |
| Bore X Stroke | |
| 26.1x28.3 in OR 663 mm | - |
| Compression Ratio | |
| 10.2:1 | - |
| Horsepower | |
| 59/9000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 38/7000 lb-ft/RPM OR 52/7000 Nm/RPM | - |
| Fuel System | |
| Keihin PWK38S Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5 Speed | - |
| Clutch | |
| Wet, multiplate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Perimeter style, high-tensile steel with aluminium subframe | Aluminium frame |
| Front Suspension | |
| 48mm twin chamber inverted cartridge-type telescopic fork | - |
| Rear Suspension | |
| New UNI-TRAK swingarm, single shock | - |
| Front Brake | |
| Single disc | - |
| Rear Brake | |
| Single disc | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 86 in OR 2184 mm | - |
| Overall Width | |
| 33.1 in OR 841 mm | - |
| Seat Height | |
| 38 in OR 965 mm | - |
| Ground Clearance | |
| 13.4 in OR 340 mm | - |
| Weight | |
| 213.8 lbs OR 97 kg | 351 lbs OR 159 kg |
| Wheelbase | |
| 58.3 in OR 1481 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 80/90-21 | - |
| Rear | |
| 110/90-19 | - |
