| Tail Number / N-Number | N8657X |
| Manufacturer | CESSNA |
| Model | 180D |
| Year Built | 1961 |
| Manufacturer's Serial Number | 18051057 |
| 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 | CONT MOTOR |
| Engine Model | O-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 230 hp (172 kW) |
| Average Cruising Speed | 121 miles per hour |
| Type of Registrant | Individual |
| Owner Name | OBRIEN WILLIAM E |
| Street | PO BOX 85 |
| City | OWLS HEAD |
| State | ME |
| Zip Code | 04854-0085 |
| Region | New England |
| County | Knox County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1961-07-29 |
| Certificate Issue Date | 1992-01-31 |
| Last Action Date | 2021-12-12 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 52762315 |
| Mode S Code Hex | ABE4CD |