| Attribute | UM GP1-R 50 × | Lambretta Due 50 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2008 |
| Make | UM | Lambretta |
| Model | UM GP1-R 50 | Lambretta Due 50 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | - |
| Displacement (cm³) | 49 | 49.3 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | - |
| Bore (mm) | 52.4 | 40 |
| Stroke (mm) | 57.8 | 39.2 |
| Gearbox | 1-speed | Automatic |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | CDI | C.D.I. |
| Compression | 9.2:1 | - |
| Chassis | ||
| Front suspension | Telescopic Fork | - |
| Rear suspension | Hydraulic Dual Shock | - |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 120/70-12 | 120/70-12 |
| Rear tyre | 120/70-12 | 120/70-12 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,243 | 1,232 |
| Dry weight (kg) | 91 | 83 |
| Overall height (mm) | 1,167 | 1,143 |
| Overall length (mm) | 1,827 | 1,778 |
| Overall width (mm) | 659 | 686 |
| Seat height (mm) | 760 | 800 |
| Performance | ||
| Top speed (km/h) | - | 48 |
| Fuel capacity (l) | 5.6 | 6.2 |