| Tail Number / N-Number | N554LR |
| Manufacturer | BEECH |
| Model | D55 |
| Year Built | 1969 |
| Manufacturer's Serial Number | TE-738 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 285 hp (213 kW) |
| Total Horsepower | 570 hp (425 kW) |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CENTERLINE HOLDINGS |
| Street | 2140 S DUPONT HWY |
| City | CAMDEN |
| State | DE |
| Zip Code | 19934-1249 |
| Region | Eastern |
| County | Kent County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1969-07-11 |
| Certificate Issue Date | 2010-11-08 |
| Last Action Date | 2022-06-22 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 51607521 |
| Mode S Code Hex | A70F51 |