| Tail Number / N-Number | N537HC |
| Manufacturer | O'KEEFE JOHN T |
| Model | HELICYCLE |
| Year Built | 2014 |
| Manufacturer's Serial Number | 5-37-537E |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | SOLAR |
| Engine Model | T-62 |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 150 hp (112 kW) |
| Kit Manufacturer | EAGLE R & D LTD CO |
| Kit Model | HELICYCLE |
| Type of Registrant | Individual |
| Owner Name | O'KEEFE JOHN T |
| Street | PO BOX 1185 |
| City | WINTHROP |
| State | WA |
| Zip Code | 98862-1185 |
| Region | Northwest Mountain |
| County | Okanogan County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2014-02-22 |
| Certificate Issue Date | 2012-11-20 |
| Last Action Date | 2021-06-15 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 51545440 |
| Mode S Code Hex | A6CB20 |