| YAMAHA WR250R | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Liquid-cooled DOHC 4-stroke 4 valves | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 250 cm3 | - |
| Bore X Stroke | |
| 3.0x2.1 in OR 76 mm | - |
| Compression Ratio | |
| 11.8:1 | - |
| Horsepower | |
| 30/10000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 18/8000 lb-ft/RPM OR 24/8000 Nm/RPM | - |
| Fuel System | |
| Yamaha Fuel Injection | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed constant mesh | - |
| Clutch | |
| Wet Multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Semi-double-cradle | Aluminium frame |
| Front Suspension | |
| Inverted fork, fully adjustable 10.6-in travel | - |
| Rear Suspension | |
| Single shock, fully adjustable 10.6-in travel | - |
| Front Brake | |
| Hydraulic single disc, 250mm | - |
| Rear Brake | |
| Hydraulic single disc, 230mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 85.6 in OR 2174 mm | - |
| Overall Width | |
| 31.9 in OR 810 mm | - |
| Seat Height | |
| 36.6 in OR 930 mm | - |
| Weelbase | |
| 55.9 in OR 1420 mm | - |
| Ground Clearance | |
| 11.8 in OR 300 mm | - |
| Weight | |
| 295 lbs OR 134 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 2 gallons OR 7.6 L | - |
| Wheelbase | |
| 55.9 in OR 1420 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 80/100-21 | - |
| Rear | |
| 120/80-18 | - |
