| YAMAHA BW's | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| 2-stroke, air-cooled with fan assist, reed-valve, single | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 49 cm3 | - |
| Bore X Stroke | |
| 1.6x1.5 in OR 41 mm | - |
| Compression Ratio | |
| 7.0:1 | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Torque | |
| 5/6000 lb-ft/RPM OR 7/6000 Nm/RPM | - |
| Fuel System | |
| Teikei Y14P carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| Automatic | - |
| Clutch | |
| Automatic CVT | - |
| Final Drive | |
| Spur gear/belt | - |
| chassis specs | |
| Frame | |
|---|---|
| Steel | Aluminium frame |
| Front Suspension | |
| Telescopic forks | - |
| Rear Suspension | |
| Unit Swing | - |
| Front Brake | |
| Single Disc, 180 mm | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 74.4 in OR 1890 mm | - |
| Overall Width | |
| 27.8 in OR 706 mm | - |
| Seat Height | |
| 30.1 in OR 765 mm | - |
| Weight | |
| 202 lbs OR 92 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 1.6 gallons OR 6.1 L | - |
| Wheelbase | |
| 50.2 in OR 1275 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 120/90-10 | - |
| Rear | |
| 130/90-10 | - |
