| YAMAHA RD 125 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Parallel twin cylinder, two stroke, air-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 124 cm3 | - |
| Bore X Stroke | |
| 1.7x1.7 in OR 43 mm | - |
| Compression Ratio | |
| 6.8:1 | - |
| Horsepower | |
| 17/8500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 10/8000 lb-ft/RPM OR 14/8000 Nm/RPM | - |
| Fuel System | |
| Carburetors | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | - |
| Clutch | |
| Wet multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Steel tube | Aluminium frame |
| Front Suspension | |
| Telescopic forks | - |
| Rear Suspension | |
| Dual rear shock preload adjustable | - |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Seat Height | |
|---|---|
| 29.5 in OR 749 mm | - |
| Weight | |
| 254 lbs OR 115 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 3 gallons OR 11.4 L | - |
| Wheelbase | |
| 49 in OR 1245 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 2.75-18 | - |
| Rear | |
| 3.00-18 | - |
