| YAMAHA YZ450F | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Single cylinder, four stroke, liquid-dcooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 449 cm3 | - |
| Bore X Stroke | |
| 3.8x2.4 in OR 97 mm | - |
| Compression Ratio | |
| 12.8:1 | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Fuel System | |
| Mikuni fuel injection, 44mm | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | - |
| Clutch | |
| Wet multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Aluminum | Aluminium frame |
| Front Suspension | |
| KYB Speed-Sensitive System inverted fork fully adjustable, 12.2-in travel | - |
| Rear Suspension | |
| KYB single shock fully adjustable, 12.5-in travel | - |
| Front Brake | |
| Hydraulic disc, 270mm | - |
| Rear Brake | |
| Hydraulic disc, 245mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 86 in OR 2184 mm | - |
| Overall Width | |
| 32.5 in OR 826 mm | - |
| Seat Height | |
| 38.6 in OR 980 mm | - |
| Ground Clearance | |
| 13 in OR 330 mm | - |
| Weight | |
| 245 lbs OR 111 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 1.6 gallons OR 6.1 L | - |
| Wheelbase | |
| 58.5 in OR 1486 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 80/100-21 Dunlop MX3S | - |
| Rear | |
| 120/80-19 Dunlop MX3S | - |
