| Tail Number / N-Number | N4139E |
| Manufacturer | AERONCA |
| Model | 11CC |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11CC-47 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | 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 | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | KREPFL MARTIN J |
| Other Names |
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| Street | 7935 LINDSEY DR |
| City | COLORADO SPRINGS |
| State | CO |
| Zip Code | 80920-4241 |
| Region | Northwest Mountain |
| County | El Paso County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-05-29 |
| Certificate Issue Date | 2015-08-31 |
| Last Action Date | 2021-07-26 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 51161335 |
| Mode S Code Hex | A4E2DD |