| Tail Number / N-Number | N6503U |
| Manufacturer | MOONEY AIRCRAFT CORP. |
| Model | M20 |
| Year Built | 1962 |
| Manufacturer's Serial Number | 2257 |
| 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 | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | LLC |
| Owner Name | MOONEY 6503U LLC |
| Street | C/O MITCHELL M BERGER 5825 RATTLESNAKE HAMMOCK RD #205 |
| City | NAPLES |
| State | FL |
| Zip Code | 34113-3510 |
| Region | Southern |
| County | Collier County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1962-09-26 |
| Certificate Issue Date | 1998-09-22 |
| Last Action Date | 2020-12-14 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 52107616 |
| Mode S Code Hex | A88F8E |