| MODEL | PUCH GS 125 F 5 1985 |
| Year | 1985 |
| Engine Type | Single cylinder, two-stroke |
| Displacement / Capacity | 124 cc / 7.57 cu in |
| Bore X Stroke | 54.0 x 54.0 mm / 2.1 x 2.1 in |
| Compression Ratio | 15.0:1 |
| Cooling System | Liquid |
| Max Power | 7.2 kW / 9.8 hp @ 10000 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | Membrane (reed valve) |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | — |
| Rear Suspension | — |
| Front Brakes | Expanding brake (drum) |
| Rear Brakes | Expanding brake (drum) |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | 100 kg / 220.5 lb |
| WHEEL SPECS | |
| Front Tyre | 3.00-21 |
| Rear Tyre | 4.50-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 9 Litres / 2.38 US gal |
| Fuel Consumption | — |
| Top Speed | 100 km/h / 62.1 mph |
A liquid-cooled 124 cc two-stroke trail bike with a reed-valve induction, six-speed gearbox and a 21-inch front wheel, weighing around 100 kg.
