# N61086: 1998 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 059010Q, 2 seats)
- Engine: [Rotax 503UL](https://openairdocs.org/engine/rotax-503ul) (registry code 55565)
- Serial number: CH2-0796-1509
- Year built: 1998
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: December 28, 2007
- Certificate issued: March 30, 2023
- Expires: March 31, 2030
- Mode S code: A7F24D
- Registered owner: [Rateau Claude](https://openairdocs.org/faa-owner/RATEAU%20CLAUDE)
- Location: [Santa Maria, CA](https://openairdocs.org/faa-place/CA/Santa%20Maria)
- Owner type: Individual
- Owner's area on the map: 34.8483° N, 120.4829° W: Placed by OpenAirDocs at the center of ZIP code 93455, 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=61086
- Page: https://openairdocs.org/aircraft/N61086

From the FAA registry file of October 27, 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 503UL)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N61086.

## FAA accident and incident reports

None matched to N61086.

## 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.

## Earlier aircraft with N61086

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N61086 before.

- [Cancelled 1989-04-17](https://openairdocs.org/deregistered/N61086-1989-04-17): Maule MX-7-180, S/N 11036C. N-number assigned, not yet registered
- [Cancelled 1970-09-24](https://openairdocs.org/deregistered/N61086-1970-09-24): Cessna 150J, S/N 15070789. Owner: [Lac Leasing Corp](https://openairdocs.org/faa-owner/LAC%20LEASING%20CORP), [La Grangeville, NY](https://openairdocs.org/faa-place/NY/La%20Grangeville)

## Related

- Other Quad City Ultralight Acft CHALLENGER II aircraft: https://openairdocs.org/model/quad-city-ultralight-acft-challenger-ii/aircraft.md
- The Rotax 503UL engine: https://openairdocs.org/engine/rotax-503ul.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.