| Tail Number / N-Number | N81AU |
| Manufacturer | CESSNA |
| Model | 550 |
| Year Built | 2000 |
| Manufacturer's Serial Number | 550-0929 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | 530A |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 4,000 pounds-force (17.8 kN) |
| Total Thrust | 8,000 pounds-force (35.6 kN) |
| Type of Registrant | LLC |
| Owner Name | TWFI PARTNERS LLC |
| Street | PO BOX 168 |
| City | MANCHESTER |
| State | NY |
| Zip Code | 14504-0168 |
| Region | Eastern |
| County | Ontario County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2000-06-18 |
| Certificate Issue Date | 2020-01-07 |
| Last Action Date | 2022-08-18 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 52603426 |
| Mode S Code Hex | AB0716 |