| Tail Number / N-Number | N9645U |
| Manufacturer | GRUMMAN AMERICAN AVN. CORP. |
| Model | AA-1C |
| Year Built | 1977 |
| Manufacturer's Serial Number | AA1C0083 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | 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 | 0-235 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Type of Registrant | Individual |
| Owner Name | SORUM HEATHER A |
| Street | 2510 CHERRY HILL DR |
| City | DETROIT LAKES |
| State | MN |
| Zip Code | 56501-8063 |
| Region | Great Lakes |
| County | Becker County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-09-28 |
| Certificate Issue Date | 2014-02-14 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-02-28 |
| Status | Valid Registration |
| Mode S Code | 53267034 |
| Mode S Code Hex | AD6E1C |