| YAMAHA YZ 125 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Liquid-cooled, 2-stroke, single cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 125 cm3 | - |
| Bore X Stroke | |
| 2.1x2.1 in OR 53 mm | - |
| Compression Ratio | |
| 8.7:1 | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | - |
| Clutch | |
| Wet multi-discs | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| Inverted fork | - |
| Rear Suspension | |
| Single shock | - |
| Front Brake | |
| Single disc 250 mm | - |
| Rear Brake | |
| Single disc 245 mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 84.1 in OR 2136 mm | - |
| Overall Width | |
| 32.6 in OR 828 mm | - |
| Seat Height | |
| 39.3 in OR 998 mm | - |
| Weelbase | |
| 56.8 in OR 1443 mm | - |
| Ground Clearance | |
| 15.2 in OR 386 mm | - |
| Weight | |
| 190 lbs OR 86 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 2.1 gallons OR 7.9 L | - |
| Wheelbase | |
| 56.8 in OR 1443 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 80/100-21-51M | - |
| Rear | |
| 100/90-19-57M | - |
