| Tail Number / N-Number | N405AC |
| Manufacturer | CAMPBELL ARNOLD |
| Model | CHALLENGER 2 |
| Year Built | 2020 |
| Manufacturer's Serial Number | CH208951383 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 503 DCDI |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Type of Registrant | Individual |
| Owner Name | RICHARDSON ROBERT W |
| Street | 1001 HIDDEN ACRES DR |
| City | BEDFORD |
| State | IN |
| Zip Code | 47421-9132 |
| Region | Great Lakes |
| County | Lawrence County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2022-03-08 |
| Certificate Issue Date | 2021-10-20 |
| Last Action Date | 2021-10-20 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 51137467 |
| Mode S Code Hex | A4BF37 |