| Tail Number / N-Number | N248RK |
| Manufacturer | SIKORA |
| Model | SONERAI II |
| Year Built | 1981 |
| Manufacturer's Serial Number | 00269 |
| 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 | VOLKSWAGEN |
| Engine Model | CONVERSION |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 36 hp (27 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KLASSY RALPH H |
| Street | 435 SARATOGA AVE |
| City | NORTH FOND DU LAC |
| State | WI |
| Zip Code | 54937-1416 |
| Region | Great Lakes |
| County | Fond du Lac County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1981-07-07 |
| Certificate Issue Date | 1989-09-12 |
| Last Action Date | 2021-04-30 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 50447470 |
| Mode S Code Hex | A24F38 |