| BMW Roctane | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air/water-cooled 2-cylinder 4-stroke | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 1802 cm3 | - |
| Bore X Stroke | |
| 4.2x3.9 in OR 107 mm | - |
| Compression Ratio | |
| 9.6:1 | - |
| Horsepower | |
| 91/4750 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 117/3000 lb-ft/RPM OR 159/3000 Nm/RPM | - |
| Fuel System | |
| Electronic Fuel Injection | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed Constant mesh | - |
| Clutch | |
| Hydraulically activated single-plate dry clutch | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Steel double-loop tube frame | Aluminium frame |
| Front Suspension | |
| Telescopic forks, fixed fork | - |
| Rear Suspension | |
| Cantilever | - |
| Front Brake | |
| Double discs 300 mm | - |
| Rear Brake | |
| Single disc 300 mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 103 in OR 2616 mm | - |
| Overall Width | |
| 37.5 in OR 953 mm | - |
| Seat Height | |
| 28.3 in OR 719 mm | - |
| Weight | |
| 1235 lbs OR 560 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4.2 gallons OR 15.9 L | - |
| Wheelbase | |
| 67.7 in OR 1720 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 120/70 B 21 | - |
| Rear | |
| 180/55 B 18 | - |
