| Tail Number / N-Number | N4784Y |
| Manufacturer | PIPER |
| Model | PA-25-260 |
| Year Built | 1968 |
| Manufacturer's Serial Number | 25-4553 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-540 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BIG SKY JET INC |
| Street | 3101 COTTONTAIL RD |
| City | BOZEMAN |
| State | MT |
| Zip Code | 59718-9109 |
| Region | Northwest Mountain |
| County | Gallatin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2000-08-04 |
| Certificate Issue Date | 2004-08-16 |
| Last Action Date | 2021-01-26 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51360715 |
| Mode S Code Hex | A5E1CD |