| Tail Number / N-Number | N9958 |
| Manufacturer | CURTISS WRIGHT |
| Model | TRAVEL AIR E-4000 |
| Year Built | 1929 |
| Manufacturer's Serial Number | 1156 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | R680 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 215 hp (160 kW) |
| Average Cruising Speed | 79 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | DOYLE CHARLES P JR |
| Other Names |
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| Street | 3299 45TH ST W |
| City | WEBSTER |
| State | MN |
| Zip Code | 55088-2418 |
| Region | Great Lakes |
| County | Rice County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1970-06-16 |
| Certificate Issue Date | 1999-08-02 |
| Last Action Date | 2020-08-12 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 53364246 |
| Mode S Code Hex | ADE8A6 |