| Tail Number / N-Number | N321FF |
| Manufacturer | MOONEY AIRPLANE CO INC |
| Model | M20TN |
| Year Built | 2008 |
| Manufacturer's Serial Number | 31-0120 |
| 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 | TSIO-550-G |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 280 hp (209 kW) |
| Type of Registrant | LLC |
| Owner Name | LEGACY AIR LLC |
| Street | 27225 SOUTHWEST FWY |
| City | ROSENBERG |
| State | TX |
| Zip Code | 77471-7146 |
| Region | Southwestern |
| County | Fort Bend County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-11-12 |
| Certificate Issue Date | 2015-07-20 |
| Last Action Date | 2021-06-15 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 50671212 |
| Mode S Code Hex | A3728A |