| Tail Number / N-Number | N7551U |
| Manufacturer | BABY ACE |
| Model | HR |
| Year Built | 1966 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C65 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Average Cruising Speed | 82 miles per hour |
| Type of Registrant | Individual |
| Owner Name | RAHLF STEVEN |
| Street | 3291 180TH ST |
| City | MASCATINE |
| State | IA |
| Zip Code | 52761 |
| Region | Central |
| County | Muscatine County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1979-11-07 |
| Certificate Issue Date | 2020-04-07 |
| Last Action Date | 2022-11-16 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 52427452 |
| Mode S Code Hex | AA2F2A |