| Tail Number / N-Number | N43881 |
| Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Model | CHALLENGER 1 |
| Year Built | 1996 |
| Manufacturer's Serial Number | 1094-0510 |
| 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 | 447 |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 40 hp (30 kW) |
| Type of Registrant | Individual |
| Owner Name | ALLEN WILLIAM T |
| Street | 48521 299TH ST |
| City | HAWARDEN |
| State | IA |
| Zip Code | 51023-8001 |
| Region | Central |
| County | Sioux County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-12-16 |
| Certificate Issue Date | 2019-09-10 |
| Last Action Date | 2022-05-17 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 51242140 |
| Mode S Code Hex | A54460 |