| Tail Number / N-Number | N599SL |
| Manufacturer | LEARJET INC |
| Model | 45 |
| Year Built | 2020 |
| Manufacturer's Serial Number | 593 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | HONEYWELL |
| Engine Model | TFE731-40BR1B |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 3,850 pounds-force (17.1 kN) |
| Total Thrust | 7,700 pounds-force (34.3 kN) |
| Type of Registrant | LLC |
| Owner Name | SEL SERVICES LLC |
| Street | 600 TRAVIS ST STE 6600 |
| City | HOUSTON |
| State | TX |
| Zip Code | 77002-2921 |
| Region | Southwestern |
| County | Harris County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2020-12-17 |
| Certificate Issue Date | 2021-02-27 |
| Last Action Date | 2021-02-27 |
| Expiration Date | 2028-02-29 |
| Status | Valid Registration |
| Mode S Code | 51740161 |
| Mode S Code Hex | A7C071 |