| Tail Number / N-Number | N788AM |
| Manufacturer | BELL |
| Model | 222U |
| Year Built | 1983 |
| Manufacturer's Serial Number | 47508 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | LTS-101 SER |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 317 hp (236 kW) |
| Total Horsepower | 634 hp (473 kW) |
| Type of Registrant | LLC |
| Owner Name | AM AIR SERVICE LLC |
| Street | 1340 PEARSON RD |
| City | LIBERTYVILLE |
| State | IL |
| Zip Code | 60048-1549 |
| Region | Great Lakes |
| County | Lake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2012-01-07 |
| Certificate Issue Date | 2011-12-23 |
| Last Action Date | 2020-07-21 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 52527112 |
| Mode S Code Hex | AAAE4A |