# N234CG: 1997 Grembowicz Conrad G CHALLENGER II

- Status: Valid registration
- Airframe: [Grembowicz Conrad G CHALLENGER II](https://openairdocs.org/model/grembowicz-conrad-g-challenger-ii) (registry code 05902TV, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: 001
- Year built: 1997
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: January 14, 2008
- Certificate issued: June 14, 2007
- Expires: July 31, 2027
- Mode S code: A21795
- Registered owner: [Grembowicz Conrad G](https://openairdocs.org/faa-owner/GREMBOWICZ%20CONRAD%20G)
- Location: [Peoria, IL](https://openairdocs.org/faa-place/IL/Peoria)
- Owner type: Individual
- Owner's area on the map: 40.7052° N, 89.6529° W: Placed by OpenAirDocs at the center of ZIP code 61604, 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=234CG
- Page: https://openairdocs.org/aircraft/N234CG

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 (Grembowicz Conrad G CHALLENGER II)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N234CG.

## FAA accident and incident reports

None matched to N234CG.

## 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 N234CG

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N234CG before.

- [Cancelled 2000-05-01](https://openairdocs.org/deregistered/N234CG-2000-05-01): Cessna 421C, S/N 421C0267. Owner: [Metro Redevelopment Inc](https://openairdocs.org/faa-owner/METRO%20REDEVELOPMENT%20INC), [Omaha, NE](https://openairdocs.org/faa-place/NE/Omaha)

## Related

- Other Grembowicz Conrad G CHALLENGER II aircraft: https://openairdocs.org/model/grembowicz-conrad-g-challenger-ii/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.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.