| Tail Number / N-Number | N999JG |
| Manufacturer | JOSEPH M GRIMM |
| Model | SEAREY LSX |
| Manufacturer's Serial Number | 1LK561C |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Kit Manufacturer | PROGRESSIVE AERODYNE INC |
| Kit Model | SEAREY LSX |
| Type of Registrant | Individual |
| Owner Name | GRIMM JOSEPH M |
| Street | 170 PILOTS PASTURE RD |
| City | WINLOCK |
| State | WA |
| Zip Code | 98596 |
| Region | Northwest Mountain |
| County | Lewis County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2014-05-06 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 53372341 |
| Mode S Code Hex | ADF4E1 |