| YAMAHA YZ 85 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| liquid-cooled, reed valve-inducted, 2-stroke | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 85 cm3 | - |
| Compression Ratio | |
| 8.2:1 | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Fuel System | |
| PWK28 Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6 speed | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| 36mm Kayaba inverted telescopic fork | - |
| Rear Suspension | |
| Kayaba single shock | - |
| Front Brake | |
| 220mm Disc | - |
| Rear Brake | |
| 190mm Disc | - |
| dimension specs | |
| Weight | |
|---|---|
| - | 351 lbs OR 159 kg |
| tyres specs | |
| Front | |
|---|---|
| 70/100-17-40M | - |
| Rear | |
| 90/100-14-49M | - |
