| Tail Number / N-Number | N2121Q |
| Manufacturer | CESSNA |
| Model | 177RG |
| Year Built | 1974 |
| Manufacturer's Serial Number | 177RG0521 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-360-A1B6D |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Average Cruising Speed | 120 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SCHARDT JAMES A |
| Street | 6400 ROLLER COASTER RD |
| City | GARDEN VALLEY |
| State | CA |
| Zip Code | 95633-9726 |
| Region | Western-Pacific |
| County | El Dorado County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1974-04-04 |
| Certificate Issue Date | 2008-05-21 |
| Last Action Date | 2022-12-31 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 50341572 |
| Mode S Code Hex | A1C37A |