| Tail Number / N-Number | N491GR |
| Manufacturer | DJI |
| Model | AGRAS T40 |
| Manufacturer's Serial Number | 64TBK5J001002H |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 0 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 8 engines |
| Type of Registrant | LLC |
| Owner Name | ARNOLD PRECISION LLC |
| Street | PO BOX 163 |
| City | VANLUE |
| State | OH |
| Zip Code | 45890-0163 |
| Region | Great Lakes |
| County | Hancock County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2023-01-05 |
| Last Action Date | 2023-01-05 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51412165 |
| Mode S Code Hex | A61475 |