| Tail Number / N-Number | N521GC |
| Manufacturer | L BRANDEN CULP |
| Model | RANS S-21 |
| Manufacturer's Serial Number | 10190070 |
| 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) |
| Number of Engines | 1 engine |
| Kit Manufacturer | RANS DESIGNS INC |
| Kit Model | S-21 OUTBOUND |
| Type of Registrant | Individual |
| Owner Name | CULP L BRANDEN |
| Street | 1289 BARRINGTON LN |
| City | LINCOLN |
| State | CA |
| Zip Code | 95648-2944 |
| Region | Western-Pacific |
| County | Placer County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2022-11-15 |
| Last Action Date | 2022-11-15 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 51506476 |
| Mode S Code Hex | A68D3E |