# N187EJ: 2001 Quad City Ultralight Acft CHALLENGER II

- Status: Valid registration
- Airframe: [Quad City Ultralight Acft CHALLENGER II](https://openairdocs.org/model/quad-city-ultralight-acft-challenger-ii) (registry code 05638RS, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: CH2-0301-2059
- Year built: 2001
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: December 12, 2019
- Certificate issued: August 22, 2022
- Expires: August 31, 2029
- Mode S code: A15B1A
- Registered owner: [Hanna Ryan D](https://openairdocs.org/faa-owner/HANNA%20RYAN%20D)
- Location: [Berthold, ND](https://openairdocs.org/faa-place/ND/Berthold)
- Owner type: Individual
- Owner's area on the map: 48.2909° N, 101.8036° W: Placed by OpenAirDocs at the center of ZIP code 58718, within about 12 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=187EJ
- Page: https://openairdocs.org/aircraft/N187EJ

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 II)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N187EJ.

## FAA accident and incident reports

None matched to N187EJ.

## 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 II aircraft: https://openairdocs.org/model/quad-city-ultralight-acft-challenger-ii/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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