| Tail Number / N-Number | N122GR |
| Manufacturer | NEICO |
| Model | LANCAIR IV |
| Year Built | 2006 |
| Manufacturer's Serial Number | L IV 440-1085 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | TSIO-550-E |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 350 hp (261 kW) |
| Type of Registrant | Individual |
| Owner Name | WITHERS DAVID L |
| Street | 3206 WALKINGSTICK CT |
| City | SEVIERVILLE |
| State | TN |
| Zip Code | 37876-6277 |
| Region | Central |
| County | Sevier County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2018-11-28 |
| Certificate Issue Date | 2022-07-11 |
| Last Action Date | 2022-07-11 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 50055706 |
| Mode S Code Hex | A05BC6 |