| Tail Number / N-Number | N185WM |
| Manufacturer | CESSNA |
| Model | A185E |
| Year Built | 1967 |
| Manufacturer's Serial Number | 185-1215 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 125 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WITHROTOR AVIATION INC |
| Street | PO BOX 653 |
| City | LAKEVIEW |
| State | OR |
| Zip Code | 97630-0025 |
| Region | Northwest Mountain |
| County | Lake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1967-03-31 |
| Certificate Issue Date | 2016-12-19 |
| Last Action Date | 2022-07-11 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 50252477 |
| Mode S Code Hex | A1553F |