| GILERA RC 250 Rally | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| liquid-cooled, two-stroke, single cylinder, reed valve | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 249 cm3 | - |
| Bore X Stroke | |
| 2.8x2.4 in OR 71 mm | - |
| Compression Ratio | |
| 13.5:1 | - |
| Horsepower | |
| 38/7500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 23/7000 lb-ft/RPM OR 31/7000 Nm/RPM | - |
| Fuel System | |
| 32mm DellOrto carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-speed, manual | - |
| Final Drive | |
| chain | - |
| chassis specs | |
| Frame | |
|---|---|
| steel | Aluminium frame |
| Front Suspension | |
| telescopic fork | - |
| Rear Suspension | |
| monoshock | - |
| Front Brake | |
| single 260mm disc | - |
| Rear Brake | |
| single 220mm disc | - |
| dimension specs | |
| Weight | |
|---|---|
| - | 351 lbs OR 159 kg |
| tyres specs | |
| Front | |
|---|---|
| 90/90-21 | - |
| Rear | |
| 2.50-17 | - |
