| Manufacturer | Aero Vodochody |
| Model | L-39U |
| Modification | L-39U |
| Country | Ukraine, Czechoslovakia |
| Years | 2002 |
| Type | Other |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 9.46 m |
| Length | 12.13 m |
| Height | 4.77 m |
| Wing area | 18.80 m2 |
| Zero fuel weight | - |
| Empty weight | 3500 kg |
| Maximum takeoff weight | 4700 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 1 АИ-25ТШЛ |
| Power | - |
| Thrust | - |
| Maximum speed | 850 km/h |
| Cruising speed | 750 km/h |
| Rate of climb | - |
| Practical range | 1250 km |
| Service ceiling | 12000 m |
| Hovering ceiling | - |
| Crew | 2 |
