| YAMAHA XJ 650 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air-cooled, Four Stroke, Transverse Four Cylinder, DOHC, 2 Valves Per Cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 653 cm3 | - |
| Bore X Stroke | |
| 2.5x2.1 in OR 64 mm | - |
| Compression Ratio | |
| 9.2:1 | - |
| Horsepower | |
| 71/9400 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 42/7500 lb-ft/RPM OR 57/7500 Nm/RPM | - |
| Fuel System | |
| 4x32mm Hitachi Carburetors | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | - |
| Clutch | |
| Wet multi-plate | - |
| Final Drive | |
| Shaft | - |
| chassis specs | |
| Frame | |
|---|---|
| Tubular steel dual cradle frame | Aluminium frame |
| Front Suspension | |
| 36mm Kayaba 142mm Wheel Travel | - |
| Rear Suspension | |
| Dual Kayaba Shocks 93mm Wheel Travel Educable For Spring Preload | - |
| Front Brake | |
| Dual 268mm Discs 1 Piston Calipers | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Seat Height | |
|---|---|
| 30.7 in OR 780 mm | - |
| Weelbase | |
| 56.9 in OR 1445 mm | - |
| Ground Clearance | |
| 5.7 in OR 145 mm | - |
| Weight | |
| 509 lbs OR 231 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 5.2 gallons OR 19.7 L | - |
| Wheelbase | |
| 56.9 in OR 1445 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 3.25-19 | - |
| Rear | |
| 120/90-18 | - |
