# N6870: 2007 Challenger CHALLENGER II

- Status: Valid registration
- Airframe: [Challenger CHALLENGER II](https://openairdocs.org/model/challenger-challenger-ii) (registry code 05903EF, 2 seats)
- Engine: [Rotax 503 series](https://openairdocs.org/engine/rotax-503-series) (registry code 55564)
- Serial number: CH2-1206-LSS-0108
- Year built: 2007
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: November 15, 2007
- Certificate issued: June 29, 2021
- Expires: June 30, 2028
- Mode S code: A91F90
- Registered owner: [Harrison W Scott](https://openairdocs.org/faa-owner/HARRISON%20W%20SCOTT)
- Location: [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati)
- Owner type: Individual
- Owner's area on the map: 39.0603° N, 84.2804° W: Placed by OpenAirDocs at the center of ZIP code 45245, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6870
- Page: https://openairdocs.org/aircraft/N6870

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. The registry lists only the engine series, so ADs for every Rotax 503 model are included.

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

### Matched by airframe (Challenger CHALLENGER II)

None in force.

### Matched by engine (Rotax 503 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N6870.

## FAA accident and incident reports

None matched to N6870.

## 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 Challenger CHALLENGER II aircraft: https://openairdocs.org/model/challenger-challenger-ii/aircraft.md
- The Rotax 503 series engine: https://openairdocs.org/engine/rotax-503-series.md

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