# N56DZ: Zank Don CHALLENGER II, registration cancelled 2012-02-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 14, 2012
- Status when cancelled: Sale reported, pending cancellation
- Airframe: [Zank Don CHALLENGER II](https://openairdocs.org/model/zank-don-challenger-ii) (registry code 05613RG)
- Serial number: CH2 0485 B0147
- Type of aircraft: Fixed wing single engine
- Last registry action: August 26, 1987
- Mode S code: A724F4
- Location: [North Lake, IL](https://openairdocs.org/faa-place/IL/North%20Lake)
- Owner type: Individual
- Owner's area on the map: 41.9167° N, 87.9012° W: Placed by OpenAirDocs at the center of ZIP code 60164, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N56DZ
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=56DZ
- Page: https://openairdocs.org/deregistered/N56DZ-2012-02-14

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Zank Don CHALLENGER II: https://openairdocs.org/model/zank-don-challenger-ii.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI87DEP06](https://openairdocs.org/ntsb/CHI87DEP06), Jun 4, 1987: Zank Challenger II (N56DZ), Redgranite, WI, destroyed, 1 fatal

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19870604018359A](https://openairdocs.org/incident/19870604018359A), Jun 4, 1987: Amtrqc CHALLENGER2 (N56DZ), Redgranite, WI, Destroyed, 1 fatal. The ultralight aircraft impacted in a swamp. Suspect seat failure from overweight pilot, jammed controls.

## Other aircraft with N56DZ

- [Registered now](https://openairdocs.org/aircraft/N56DZ): Michael Coney CCX-2000, S/N CCX-2000-0187, built 2024

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