Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4121G.
| Tail Number / N-Number | N4121G |
| Manufacturer | AYRES CORPORATION |
| Model | S2R-T660 |
| Year Built | 2000 |
| Manufacturer's Serial Number | T660-105 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | PT6A SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 500 hp (373 kW) |
| Type of Registrant | Corporation |
| Owner Name | WILCO FLYING SERVICE LLC |
| Street | PO DRAWER 272 |
| City | DEWITT |
| State | AR |
| Zip Code | 72042 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2001-01-19 |
| Certificate Issue Date | 2001-01-24 |
| Last Action Date | 2007-01-16 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2007-03-01 |
| Mode S Code | 51157020 |
| Mode S Code Hex | A4DE10 |