| Tail Number / N-Number | N998M |
| Manufacturer | CESSNA |
| Model | R172K |
| Year Built | 1977 |
| Manufacturer's Serial Number | R1722333 |
| 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-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 76 miles per hour |
| Type of Registrant | LLC |
| Owner Name | STEAMBOAT SPRINGS FLYING CLUB LLC |
| Street | PO BOX 771612 |
| City | STEAMBOAT SPRINGS |
| State | CO |
| Zip Code | 80477-1612 |
| Region | Northwest Mountain |
| County | Routt County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-07-29 |
| Certificate Issue Date | 2005-09-21 |
| Last Action Date | 2021-04-01 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 53370556 |
| Mode S Code Hex | ADF16E |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N998M.
| Tail Number / N-Number | N998M |
| Manufacturer | JOE W WILBUR |
| Model | WILBUR |
| Year Built | 1931 |
| Manufacturer's Serial Number | M2A |
| Aircraft Type | Fixed wing single engine |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | CLARKE FRANK R JR |
| Street | PO BOX 206 THE PHILLIPS EXETER ACADEMY |
| City | EXETER |
| State | NH |
| Zip Code | 03833 |
| Region | New England |
| County | Routt County |
| Certificate Issue Date | 1936-03-14 |
| Last Status | Valid Registration |
| Cancellation Date | 1948-02-18 |