| Tail Number / N-Number | N77AQ |
| Manufacturer | MCKINNON |
| Model | G21G |
| Manufacturer's Serial Number | 1205 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-60A |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,050 hp (783 kW) |
| Total Horsepower | 2,100 hp (1,567 kW) |
| Average Cruising Speed | 158 miles per hour |
| Type of Registrant | LLC |
| Owner Name | AEROPLANES LLC |
| Street | 118 SUCE CREEK RD |
| City | LIVINGSTON |
| State | MT |
| Zip Code | 59047-9105 |
| Region | Northwest Mountain |
| County | Park County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1998-03-10 |
| Certificate Issue Date | 2020-04-08 |
| Last Action Date | 2022-12-06 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 52463275 |
| Mode S Code Hex | AA66BD |