| Tail Number / N-Number | N85500 |
| Manufacturer | JOHN WISE |
| Model | KOLB MARK III EXTRA |
| Manufacturer's Serial Number | M3X6-1-0007 |
| 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 | GREATPLAIN |
| Engine Model | GREATPLAIN VW |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Kit Manufacturer | NEW KOLB AIRCRAFT |
| Kit Model | KOLB MARK III EXTRA |
| Type of Registrant | Individual |
| Owner Name | SWANSON BRIAN W |
| Street | 2665 SWANSON RD |
| City | MOUNT MORRIS |
| State | NY |
| Zip Code | 14510-9615 |
| Region | Eastern |
| County | Livingston County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2018-10-25 |
| Certificate Issue Date | 2022-07-07 |
| Last Action Date | 2022-07-07 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 52736134 |
| Mode S Code Hex | ABBC5C |