| Tail Number / N-Number | N208GM |
| Manufacturer | AC COOPERATIVE |
| Model | AC 4 |
| Year Built | 1994 |
| Manufacturer's Serial Number | 008 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | RIDDICK JOHN H JR |
| Street | PO BOX 474 |
| City | WALLER |
| State | TX |
| Zip Code | 77484-0474 |
| Region | Southwestern |
| County | Waller County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-10-13 |
| Certificate Issue Date | 2009-04-21 |
| Last Action Date | 2022-10-18 |
| Expiration Date | 2030-03-31 |
| Status | Valid Registration |
| Mode S Code | 50330135 |
| Mode S Code Hex | A1B05D |