| GAS GAS SCHOOL 125 US | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Single-cylinder 2-stroke, liquid cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 124.8 cm3 | - |
| Bore X Stroke | |
| 2.1x2.1 in OR 53 mm | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Fuel System | |
| Keihin PWK 28 - Intake by reed valve | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | - |
| Clutch | |
| GG 1/3 hydraulic-diaphragm-system | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Chrom-Molybdenum tubular frame | Aluminium frame |
| Front Suspension | |
| Progressive linkage system | - |
| Rear Suspension | |
| Mono shock absorber | - |
| Front Brake | |
| Single disc 185 mm | - |
| Rear Brake | |
| Single disc 150 mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 79.1 in OR 2009 mm | - |
| Overall Width | |
| 32.5 in OR 826 mm | - |
| Seat Height | |
| 26 in OR 660 mm | - |
| Weight | |
| 153 lbs OR 69 kg | 351 lbs OR 159 kg |
| Wheelbase | |
| 52 in OR 1321 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 2.75 X 21 | - |
| Rear | |
| 4.00 X 18 | - |
