| Tail Number / N-Number | N555MJ |
| Manufacturer | MARKER MICHAEL M JR |
| Model | GLASAIR III |
| Year Built | 1994 |
| Manufacturer's Serial Number | SH-3118 |
| 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 | Co-Ownership |
| Owner Name | MARKER MICHAEL M JR |
| Street | 31 ELAINE DR |
| City | LOS LUNAS |
| State | NM |
| Zip Code | 87031-5206 |
| Region | Southwestern |
| County | Valencia County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2000-03-14 |
| Certificate Issue Date | 1989-06-13 |
| Last Action Date | 2021-06-07 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 51611432 |
| Mode S Code Hex | A7131A |