| Tail Number / N-Number | N221RL |
| Manufacturer | LORENZ RICHARD |
| Model | RV4 |
| Manufacturer's Serial Number | 223 |
| 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) |
| Number of Engines | 1 engine |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-4 |
| Type of Registrant | Individual |
| Owner Name | LORENZ RICHARD A |
| Street | 2916 166TH LANE NE |
| City | HAM LAKE |
| State | MN |
| Zip Code | 55304 |
| Region | Great Lakes |
| County | Anoka County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2005-02-11 |
| Last Action Date | 2022-02-17 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 50363072 |
| Mode S Code Hex | A1E63A |