| BUELL XB12R Firebolt | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| air-cooled, four-stroke, 45-degree V-Twin, pushrod OHV, 2 valves per cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 1203 cm3 | - |
| Bore X Stroke | |
| 3.5x3.8 in OR 89 mm | - |
| Compression Ratio | |
| 10.0:1 | - |
| Horsepower | |
| 103/6800 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 84/6000 lb-ft/RPM OR 114/6000 Nm/RPM | - |
| Fuel System | |
| EFI | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-speed, manual | - |
| Clutch | |
| wet multi-disc, manual | - |
| Final Drive | |
| belt | - |
| chassis specs | |
| Frame | |
|---|---|
| hollowed aluminium with Uniplanar Powertrain vibration isolation system, doubles as fuel tank | Aluminium frame |
| Front Suspension | |
| 43mm Showa fully-adjustable upside-down fork | - |
| Rear Suspension | |
| Showa fully-adjustable mono-shock | - |
| Front Brake | |
| single 375mm, 6-piston caliper, ZTL-type | - |
| Rear Brake | |
| single 240mm disc, 1-piston caliper | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 75.7 in OR 1923 mm | - |
| Overall Width | |
| 30.2 in OR 767 mm | - |
| Seat Height | |
| 30.5 in OR 775 mm | - |
| Ground Clearance | |
| 5 in OR 127 mm | - |
| Weight | |
| 395 lbs OR 179 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 3.7 gallons OR 14.0 L | - |
| Wheelbase | |
| 52 in OR 1321 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 120/70 ZR17 | - |
| Rear | |
| 180/55 ZR17 | - |
