| Tail Number / N-Number | N337ST |
| Manufacturer | WILKES JACK E |
| Model | KOLB MARK 3 XTRA |
| Year Built | 2010 |
| Manufacturer's Serial Number | M3X7-2-00094 |
| 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 | ROTAX |
| Engine Model | 912ULS SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Kit Manufacturer | NEW KOLB AIRCRAFT CO LLC |
| Kit Model | MARK III XTRA |
| Type of Registrant | Individual |
| Owner Name | EADS NOLAN A |
| Street | 10124 SEARCY CT |
| City | ORLANDO |
| State | FL |
| Zip Code | 32817-2810 |
| Region | Southern |
| County | Orange County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-07-07 |
| Certificate Issue Date | 2022-03-31 |
| Last Action Date | 2022-03-31 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 50730562 |
| Mode S Code Hex | A3B172 |