| MODEL | GILERA TG1-125 1980 - 1981 |
| Year | 1980 - 1981 |
| Engine Type | Two stroke, single cylinder |
| Displacement / Capacity | 122.5 cc / 7.5 cu in |
| Bore X Stroke | 57 x 48 mm |
| Compression Ratio | — |
| Cooling System | Air cooled |
| Max Power | 10.8 kW / 14.5 hp @ 7300 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | Carburettor |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5 Speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Telescopic forks |
| Rear Suspension | Dual shocks |
| Front Brakes | Single 260 mm disc |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | 1305 mm / 51.3 in |
| Ground Clearance | — |
| Dry Weight | 104 kg / 229 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 2.75-18 |
| Rear Tyre | 3.00-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 10 Litres / 2.6 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The TG1 was a light air-cooled 125 two-stroke road bike from Gilera's early-1980s range, with a five-speed gearbox, front disc and twin rear shocks. It was a simple, affordable commuter and learner machine.
