| Tail Number / N-Number | N594WS |
| Manufacturer | SKYSTAR AIRCRAFT |
| Model | SPEEDSTER |
| Year Built | 1994 |
| Manufacturer's Serial Number | EBS 005 |
| 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 | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | ALLEN JOHN B JR |
| Street | PO BOX 562 |
| City | SUTTER CREEK |
| State | CA |
| Zip Code | 95685-0562 |
| Region | Western-Pacific |
| County | Amador County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-04-07 |
| Certificate Issue Date | 2005-07-25 |
| Last Action Date | 2020-08-12 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 51727110 |
| Mode S Code Hex | A7AE48 |