| Tail Number / N-Number | N66AD |
| Manufacturer | BEECH |
| Model | B90 |
| Year Built | 1968 |
| Manufacturer's Serial Number | LJ-380 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-60A |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,050 hp (783 kW) |
| Total Horsepower | 2,100 hp (1,567 kW) |
| Average Cruising Speed | 202 miles per hour |
| Type of Registrant | LLC |
| Owner Name | TECUMSEH SKYDIVING SCHOOL LLC |
| Street | 8607 CADY RD |
| City | JACKSON |
| State | MI |
| Zip Code | 49201-8529 |
| Region | Great Lakes |
| County | Jackson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-01-22 |
| Certificate Issue Date | 2020-12-28 |
| Last Action Date | 2020-12-28 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 52130744 |
| Mode S Code Hex | A8B1E4 |