# N774DD: Druen Daniel L CHALLENGER II SPECIA

- Status: Valid registration
- Airframe: [Druen Daniel L CHALLENGER II SPECIA](https://openairdocs.org/model/druen-daniel-l-challenger-ii-specia) (registry code 056291Y, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: 00001-2010
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 4, 2011
- Certificate issued: July 31, 2024
- Expires: July 31, 2031
- Mode S code: AA7832
- Registered owner: [Solomon Steve](https://openairdocs.org/faa-owner/SOLOMON%20STEVE)
- Location: [Oro Valley, AZ](https://openairdocs.org/faa-place/AZ/Oro%20Valley)
- Owner type: Individual
- Owner's area on the map: 32.4684° N, 110.9815° W: Placed by OpenAirDocs at the center of ZIP code 85755, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=774DD
- Page: https://openairdocs.org/aircraft/N774DD

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Druen Daniel L CHALLENGER II SPECIA)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N774DD.

## FAA accident and incident reports

None matched to N774DD.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Druen Daniel L CHALLENGER II SPECIA aircraft: https://openairdocs.org/model/druen-daniel-l-challenger-ii-specia/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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