| Tail Number / N-Number | N13WU |
| Manufacturer | GROSS |
| Model | VARIEZE |
| Year Built | 1977 |
| Manufacturer's Serial Number | 1166 |
| 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 | 0-200 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Type of Registrant | Individual |
| Owner Name | ACHTTIEN KIM ROBERT |
| Street | PO BOX 5013 |
| City | MOHAVE VALLEY |
| State | AZ |
| Zip Code | 86446-5013 |
| Region | Western-Pacific |
| County | Mohave County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1984-09-30 |
| Certificate Issue Date | 2021-09-11 |
| Last Action Date | 2021-09-11 |
| Expiration Date | 2028-09-30 |
| Status | Valid Registration |
| Mode S Code | 50075337 |
| Mode S Code Hex | A07ADF |