| Tail Number / N-Number | N4521Z |
| Manufacturer | PIPER |
| Model | PA-22-108 |
| Year Built | 1960 |
| Manufacturer's Serial Number | 22-8008 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-235 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WEICHERT ERIC S |
| Street | 38151 90TH ST |
| City | JANESVILLE |
| State | MN |
| Zip Code | 56048-1812 |
| Region | Great Lakes |
| County | Waseca County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1960-11-28 |
| Certificate Issue Date | 2023-02-15 |
| Last Action Date | 2023-02-15 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration from a Trainee |
| Mode S Code | 51276035 |
| Mode S Code Hex | A57C1D |