| YAMAHA YD-2 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Twin cylinder, two stroke, air-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 249 cm3 | - |
| Bore X Stroke | |
| 2.1x2.1 in OR 53 mm | - |
| Horsepower | |
| 14.5/6000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 3-Speed | - |
| Clutch | |
| Wet multi-discs | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| Telescopic forks | - |
| Rear Suspension | |
| Swing arm | - |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Weight | |
|---|---|
| 304 lbs OR 138 kg | 351 lbs OR 159 kg |
| tyres specs | |
| Front | |
|---|---|
| 2.50 -16 | - |
| Rear | |
| 2.50 -16 | - |
