| Attribute | UM V2S 250 R × | Horex Regina 350 1953 × |
|---|---|---|
| General | ||
| Production from (year) | 2006 | 1953 |
| Make | UM | Horex |
| Model | UM V2S 250 R | Horex Regina 350 |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | V2, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 1 | - |
| Fuel system | Carburettor | Carburettor. Single Bing or amal |
| Displacement (cm³) | 249 | 342 |
| Power (kw) | - | 13.9 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | - |
| Bore (mm) | 57 | - |
| Stroke (mm) | 48.8 | - |
| Gearbox | 5-speed | - |
| Fuel control | - | Overhead Valves (OHV) |
| Ignition | - | Magneto |
| Compression | 10.4:1 | 6.8:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Hydralic telescopic forks |
| Rear suspension | Swingarm | Twin shock |
| Front brakes | Double disc | Expanding brake (drum brake) |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Front tyre | 110/70-17 | 3.25-19 |
| Rear tyre | 150/70-17 | 3.25-19 |
| Seat | - | Single seat |
| Other | ||
| Starter | Electric | Kick |
| Dimensions | ||
| Dry weight (kg) | 188 | 145 |
| Power/weight ratio | - | 0.0959 |
| Overall height (mm) | 1,090 | 1,000 |
| Overall length (mm) | 2,080 | 2,120 |
| Overall width (mm) | 665 | 670 |
| Seat height (mm) | 795 | 760 |
| Performance | ||
| Fuel capacity (l) | - | 18 |