| Tail Number / N-Number | N503WM |
| Type of Reservation | 2 year hold for canceled N-numbers |
| Reserving Party Name | CANCELLED/NOT ASSIGNED |
| Date Reserved | 2020-09-11 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N503WM.
| Tail Number / N-Number | N503WM |
| Manufacturer | MILLER WILLIAM G |
| Model | CHALLENGER II |
| Year Built | 2003 |
| Manufacturer's Serial Number | CH2 1093 B 1038 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 503 SERIES |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | PO BOX 1343 |
| City | COLUMBUS |
| State | NM |
| Zip Code | 88029-1343 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2008-01-27 |
| Last Action Date | 2019-12-09 |
| Last Status | Sale Reported – Canceled |
| Cancellation Date | 2020-09-11 |