| Tail Number / N-Number | N423DW |
| Manufacturer | DUFFY JIM/WAGNER PHIL |
| Model | VANS RV-4 |
| Year Built | 2004 |
| Manufacturer's Serial Number | 3621 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-4 |
| Type of Registrant | Individual |
| Owner Name | WAGNER PHILLIP W |
| Street | 290 HARDSCRABBLE RD |
| City | MORGAN |
| State | UT |
| Zip Code | 84050-9401 |
| Region | Northwest Mountain |
| County | Morgan County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-10-07 |
| Certificate Issue Date | 2011-05-12 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 51203444 |
| Mode S Code Hex | A50724 |