| Tail Number / N-Number | N521Z |
| Manufacturer | CIRRUS DESIGN CORP |
| Model | SR22 |
| Year Built | 2002 |
| Manufacturer's Serial Number | 0176 |
| 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 | CONT MOTOR |
| Engine Model | IO-550 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Corporation |
| Owner Name | HOFFNER FLYING INC |
| Street | 515 W RIVERSIDE DR |
| City | YANKTON |
| State | SD |
| Zip Code | 57078-4227 |
| Region | Great Lakes |
| County | Yankton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2002-03-19 |
| Certificate Issue Date | 2014-09-26 |
| Last Action Date | 2020-04-13 |
| Expiration Date | 2027-09-30 |
| Status | Valid Registration |
| Mode S Code | 51507344 |
| Mode S Code Hex | A68EE4 |