| Tail Number / N-Number | N431RM |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Year Built | 2004 |
| Manufacturer's Serial Number | 2843600 |
| 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 | LYCOMING |
| Engine Model | O-360 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | ROCKY MOUNTAIN COLLEGE |
| Street | 1511 POLY DR |
| City | BILLINGS |
| State | MT |
| Zip Code | 59102-1739 |
| Region | Northwest Mountain |
| County | Yellowstone County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2004-11-01 |
| Certificate Issue Date | 2005-02-24 |
| Last Action Date | 2022-03-07 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51224130 |
| Mode S Code Hex | A52858 |