| Tail Number / N-Number | N904KJ |
| Manufacturer | KLIMA KEN |
| Model | VANS RV-9 |
| Year Built | 2010 |
| Manufacturer's Serial Number | 91201 |
| 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-9 |
| Type of Registrant | Individual |
| Owner Name | KLIMA KENNETH N |
| Street | 5738 GLADSTONE LN |
| City | GREENDALE |
| State | WI |
| Zip Code | 53129-1511 |
| Region | Great Lakes |
| County | Milwaukee County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-07-13 |
| Certificate Issue Date | 2010-06-14 |
| Last Action Date | 2020-02-19 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 53077362 |
| Mode S Code Hex | AC7EF2 |