| Tail Number / N-Number | N9128V |
| Manufacturer | MOONEY |
| Model | M20C |
| Year Built | 1969 |
| Manufacturer's Serial Number | 690020 |
| 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 | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | AYERS WALTER L |
| Other Names |
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| Street | 13435 N WHITEHOUSE CT |
| City | SPOKANE |
| State | WA |
| Zip Code | 99208-7226 |
| Region | Northwest Mountain |
| County | Spokane County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1969-02-07 |
| Certificate Issue Date | 2000-05-22 |
| Last Action Date | 2022-11-15 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 53120635 |
| Mode S Code Hex | ACA19D |