| Tail Number / N-Number | N523CK |
| Manufacturer | KEY CLARENCE W |
| Model | O-320 EXP |
| Year Built | 2009 |
| Manufacturer's Serial Number | 90695 |
| 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 | LYCOMING |
| Engine Model | O-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 150 hp (112 kW) |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-9A |
| Type of Registrant | Individual |
| Owner Name | DAVID Y STEVENS |
| Street | 11214 PALMERS GREEN DR |
| City | FALCON |
| State | CO |
| Zip Code | 80831-8168 |
| Region | Northwest Mountain |
| County | El Paso County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-11-22 |
| Certificate Issue Date | 2023-01-11 |
| Last Action Date | 2023-01-11 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51512117 |
| Mode S Code Hex | A6944F |