| Tail Number / N-Number | N278AD |
| Manufacturer | STEMME AG |
| Model | STEMME S 10-VT |
| Year Built | 2008 |
| Manufacturer's Serial Number | 11-122 |
| Aircraft Type | Glider |
| 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 | ROTAX |
| Engine Model | 914 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Type of Registrant | LLC |
| Owner Name | STEMME LLC |
| Street | 2405 W PROSPECT AVE |
| City | APPLETON |
| State | WI |
| Zip Code | 54914-8716 |
| Region | Great Lakes |
| County | Outagamie County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-11-19 |
| Certificate Issue Date | 2021-12-22 |
| Last Action Date | 2021-12-22 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 50542070 |
| Mode S Code Hex | A2C438 |