| Tail Number / N-Number | N43SM |
| Manufacturer | MATHIVET JOHN BEALE |
| Model | GLASAIR III |
| Year Built | 1991 |
| Manufacturer's Serial Number | 3167 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Individual |
| Owner Name | WINFREE CHARLES E |
| Street | 211 SUNRAY LN |
| City | SUNNYVALE |
| State | TX |
| Zip Code | 75182-9361 |
| Region | Southwestern |
| County | Dallas County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-09-16 |
| Certificate Issue Date | 2022-09-21 |
| Last Action Date | 2022-09-21 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 51221141 |
| Mode S Code Hex | A52261 |