| Tail Number / N-Number | N8431 |
| Manufacturer | STINSON |
| Model | SM-2AA |
| Year Built | 1929 |
| Manufacturer's Serial Number | 1051 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | WRIGHT |
| Engine Model | R-760-8 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 235 hp (175 kW) |
| Average Cruising Speed | 78 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CHOPPER SERVICE INC |
| Street | 6 FOX MILL LN |
| City | SPRINGFIELD |
| State | IL |
| Zip Code | 62712-9511 |
| Region | Great Lakes |
| County | Sangamon County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2013-05-17 |
| Certificate Issue Date | 2016-02-08 |
| Last Action Date | 2021-10-06 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 52706571 |
| Mode S Code Hex | AB8D79 |