| Tail Number / N-Number | N4577 |
| Manufacturer | CESSNA |
| Model | 172S |
| Year Built | 1999 |
| Manufacturer's Serial Number | 172S8285 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | GATEWAY OF STURGIS LLC |
| Street | 1820 S CENTERVILLE RD |
| City | STURGIS |
| State | MI |
| Zip Code | 49091 |
| Region | Great Lakes |
| County | St. Joseph County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1999-10-27 |
| Certificate Issue Date | 2018-11-20 |
| Last Action Date | 2021-09-22 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 51307552 |
| Mode S Code Hex | A58F6A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4577.
| Tail Number / N-Number | N4577 |
| Manufacturer | STARDUSTER TOO |
| Model | SA-300 |
| Year Built | 1971 |
| Manufacturer's Serial Number | 493 |
| 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 |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | STEWART LEO J |
| Street | 3330 CARBON CANYON RD |
| City | CHINO |
| State | CA |
| Zip Code | 91710 |
| Region | Western-Pacific |
| County | St. Joseph County |
| Certificate Issue Date | 1971-09-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-08-28 |