| Tail Number / N-Number | N637XL |
| Manufacturer | LIBERTY AEROSPACE INCORPORATED |
| Model | XL-2 |
| Year Built | 2008 |
| Manufacturer's Serial Number | 0108 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IOF-240-B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 125 hp (93 kW) |
| Type of Registrant | Individual |
| Owner Name | MCALLISTER WILLIAM |
| Street | 4712 RAYFORE DR |
| City | COMMERCE TOWNSHIP |
| State | MI |
| Zip Code | 48382-1518 |
| Region | Great Lakes |
| County | Oakland County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-04-10 |
| Certificate Issue Date | 2011-10-17 |
| Last Action Date | 2020-05-30 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 52054725 |
| Mode S Code Hex | A859D5 |