| CAGIVA River 500 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| air/oil-cooled, four-stroke, single cylinder, 4 valves | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 497 cm3 | - |
| Bore X Stroke | |
| 3.7x2.9 in OR 94 mm | - |
| Horsepower | |
| 34/6000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 32/4750 lb-ft/RPM OR 43/4750 Nm/RPM | - |
| Fuel System | |
| 40mm Mikuni carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-speed, manual | - |
| Clutch | |
| wet multi-disc, manual | - |
| Final Drive | |
| chain | - |
| chassis specs | |
| Frame | |
|---|---|
| twin spar, steel | Aluminium frame |
| Front Suspension | |
| 40mm Marzocchi upside-down fork | - |
| Rear Suspension | |
| adjustable Boge mono-shock | - |
| Front Brake | |
| single 320mm disc, 4-piston caliper | - |
| Rear Brake | |
| single 230mm disc | - |
| dimension specs | |
| Weight | |
|---|---|
| 353 lbs OR 160 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4.8 gallons OR 18.2 L | - |
| tyres specs | |
| Front | |
|---|---|
| 110/80-17 | - |
| Rear | |
| 140/70-17 | - |
