| Tail Number / N-Number | N821MS |
| Manufacturer | CIRRUS DESIGN CORP |
| Model | SR22 |
| Year Built | 2014 |
| Manufacturer's Serial Number | 4052 |
| 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 | CONT MOTOR |
| Engine Model | IO-550-N |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 310 hp (231 kW) |
| Type of Registrant | LLC |
| Owner Name | ACI ENTERPRISES LLC |
| Street | 1006 POPPY CIR |
| City | COSTA MESA |
| State | CA |
| Zip Code | 92626-1672 |
| Region | Western-Pacific |
| County | Orange County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2014-02-27 |
| Certificate Issue Date | 2019-06-17 |
| Last Action Date | 2022-01-16 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 52632666 |
| Mode S Code Hex | AB35B6 |