| Tail Number / N-Number | N4394J |
| Manufacturer | QUICKSILVER |
| Model | GT-400 |
| Year Built | 2007 |
| Manufacturer's Serial Number | GT 2801204 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 503 SERIES |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Type of Registrant | Individual |
| Owner Name | LANGER PAUL HUBERT |
| Street | 181 COUNTY ROAD 194 |
| City | GAINESVILLE |
| State | TX |
| Zip Code | 76240-0618 |
| Region | Southwestern |
| County | Cooke County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2008-01-08 |
| Certificate Issue Date | 2012-10-24 |
| Last Action Date | 2021-07-19 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 51243572 |
| Mode S Code Hex | A5477A |