| Tail Number / N-Number | N949UX |
| Manufacturer | QUAD CITY ULTRALIGHTS |
| Model | CHALLENGER II |
| Year Built | 1992 |
| Manufacturer's Serial Number | CH2 1192 0806 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 503 DCDI |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Type of Registrant | LLC |
| Owner Name | DIFFERENT AUTO LLC |
| Street | 459 GRANDVIEW DR N |
| City | TWIN FALLS |
| State | ID |
| Zip Code | 83301-4526 |
| Region | Northwest Mountain |
| County | Twin Falls County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-10-27 |
| Certificate Issue Date | 2018-05-11 |
| Last Action Date | 2020-12-25 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 53230157 |
| Mode S Code Hex | AD306F |