| Tail Number / N-Number | N991LL |
| Manufacturer | RAYTHEON AIRCRAFT COMPANY |
| Model | B300 |
| Year Built | 1996 |
| Manufacturer's Serial Number | FL-142 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 19 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-6 SERIES |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 950 hp (709 kW) |
| Total Horsepower | 1,900 hp (1,417 kW) |
| Type of Registrant | Government |
| Owner Name | STATE OF ILLINOIS |
| Other Names |
|
| Street | 1 LANGHORNE BOND DR |
| City | SPRINGFIELD |
| State | IL |
| Zip Code | 62707-8415 |
| Region | Great Lakes |
| County | Sangamon County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1996-08-19 |
| Certificate Issue Date | 1997-01-13 |
| Last Action Date | 2021-11-08 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 53353537 |
| Mode S Code Hex | ADD75F |