| Tail Number / N-Number | N557DR |
| Manufacturer | ROBINSON DENNIS |
| Model | DR FLOATER |
| Year Built | 2006 |
| Manufacturer's Serial Number | 01 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | A75-3 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 75 hp (56 kW) |
| Type of Registrant | Individual |
| Owner Name | ROBINSON DENNIS B |
| Street | 13313 RANCHERO |
| City | ROGERS |
| State | AR |
| Zip Code | 72758-7635 |
| Region | Southwestern |
| County | Benton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2006-07-06 |
| Certificate Issue Date | 2006-05-31 |
| Last Action Date | 2022-12-03 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 51614707 |
| Mode S Code Hex | A719C7 |