| Tail Number / N-Number | N955RK |
| Manufacturer | KUEHLER RANDALL |
| Model | CHALLENGER II SPEC |
| Year Built | 1997 |
| Manufacturer's Serial Number | CH2-0197-CW-1561 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | KUEHLER RANDALL L |
| Street | 1080 SERRANO DR |
| City | WASILLA |
| State | AK |
| Zip Code | 99654-8606 |
| Region | Alaskan |
| County | Kenai Peninsula Borough |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1998-06-02 |
| Certificate Issue Date | 1997-11-05 |
| Last Action Date | 2021-09-01 |
| Expiration Date | 2029-01-31 |
| Status | Valid Registration |
| Mode S Code | 53244273 |
| Mode S Code Hex | AD48BB |