# N43881: 1996 Quad City Ultralight Acft CHALLENGER 1

- Status: Valid registration
- Airframe: [Quad City Ultralight Acft CHALLENGER 1](https://openairdocs.org/model/quad-city-ultralight-acft-challenger-1) (registry code 05904V6, 1 seats)
- Engine: [Rotax 447](https://openairdocs.org/engine/rotax-447) (registry code 55576)
- Serial number: 1094-0510
- Year built: 1996
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: December 16, 2007
- Certificate issued: September 10, 2019
- Expires: September 30, 2029
- Mode S code: A54460
- Registered owner: [Allen William T](https://openairdocs.org/faa-owner/ALLEN%20WILLIAM%20T)
- Location: [Hawarden, IA](https://openairdocs.org/faa-place/IA/Hawarden)
- Owner type: Individual
- Owner's area on the map: 43.0067° N, 96.4635° W: Placed by OpenAirDocs at the center of ZIP code 51023, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=43881
- Page: https://openairdocs.org/aircraft/N43881

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 (Quad City Ultralight Acft CHALLENGER 1)

None in force.

### Matched by engine (Rotax 447)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N43881.

## FAA accident and incident reports

None matched to N43881.

## 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 Quad City Ultralight Acft CHALLENGER 1 aircraft: https://openairdocs.org/model/quad-city-ultralight-acft-challenger-1/aircraft.md
- The Rotax 447 engine: https://openairdocs.org/engine/rotax-447.md

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