| Attribute | Value |
| General |
| Production from | 2011 year |
| Make | Gilera |
| Model | Gilera Runner ST 125 |
| Category | Scooter |
| Engine and transmission |
| Engine type | Single cylinder, four-stroke |
| Valves per cylinder | 4 |
| Fuel system | Carburettor |
| Engine details | LEADER engine |
| Displacement | 124 cm³ |
| Power | 10.6 kw |
| Max RPM | Add |
| Fuel consumption | Add |
| Cooling system | Liquid |
| Transmission type,final drive | Belt |
| Torque | 11.7 Nm |
| Bore | 57 mm |
| Stroke | 48.6 mm |
| Gearbox | Automatic |
| Greenhouse gases | Add |
| Fuel control | Single Overhead Cams (SOHC) |
| Emission details | Euro 3 |
| Driveline | Automatic twist and go with C.V.T |
| Ignition | Add |
| Clutch | Automatic dry centrifuge type |
| Lubrication system | Wet sump lubrication |
| Compression | Add |
| Exhaust system | Add |
| Chassis |
| Front suspension | Telescopic hydraulic fork |
| Rear suspension | Twin hydraulic shock absorbers |
| Front brakes | Single disc. Stainless steel floating disc with dual piston calliper |
| Rear brakes | Single disc. Stainless steel disc, calliper with two opposed pistons |
| Diameter | 220 mm |
| Frame type | Cradled in steel tubes with pressed steel |
| Front tyre | 120/70-14 |
| Rear tyre | 140/60-13 |
| Seat | Add |
| Wheels | Add |
| Front wheel travel | Add |
| Rear wheel travel | Add |
| Trail | Add |
| Rake (fork angle) | Add |
| Other |
| Battery capacity | Add |
| Starter | Electric |
| Color options | |
| Carrying capacity | Add |
| Light | Add |
| Instruments | Add |
| Electrical Voltage | Add |
| Dimensions |
| Wheelbase | 1,340 mm |
| Kerb weight | 137 kg |
| Dry weight | Add |
| Power/weight ratio | Add |
| Overall height | Add |
| Overall length | 1,890 mm |
| Overall width | 750 mm |
| Seat height | 815 mm |
| Alternate seat height | Add |
| Ground clearance | Add |
| Front percentage of weight | Add |
| Rear percentage of weight | Add |
| Performance |
| Top speed | 108 km/h |
| Acceleration 0-100 km/h | Add |
| Length | Add |
| Reserve fuel capacity | 1.7 l |
| Fuel capacity | 8.5 l |
| Oil capacity | Add |
| Width | Add |
| Height | Add |