| Tail Number / N-Number | N8121 |
| Manufacturer | DENT RUSSELL G |
| Model | RV-9A |
| Manufacturer's Serial Number | 91841 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-9A |
| Type of Registrant | Corporation |
| Owner Name | REAL ESTATE CENTER INC |
| Street | PO BOX 1058 |
| City | SPEARFISH |
| State | SD |
| Zip Code | 57783-7058 |
| Region | Great Lakes |
| County | Lawrence County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-11-15 |
| Certificate Issue Date | 2023-02-06 |
| Last Action Date | 2023-02-06 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 52611505 |
| Mode S Code Hex | AB1345 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N8121.
| Tail Number / N-Number | N8121 |
| Manufacturer | TRAVEL AIR |
| Model | 4000 |
| Manufacturer's Serial Number | 891 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 79 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BALDWIN VAN C |
| County | Lawrence County |
| Certificate Issue Date | 1959-10-31 |
| Last Status | Valid Registration |
| Cancellation Date | 1970-09-18 |