| Tail Number / N-Number | N440LS |
| Manufacturer | SIMPSON LAURENCE RAY |
| Model | AMPHIBEOUS TRIKE |
| Year Built | 2008 |
| Manufacturer's Serial Number | H20041 |
| Aircraft Type | Weight-shift-control |
| Category | Amphibian |
| 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 | 582UL |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Type of Registrant | Individual |
| Owner Name | GATES LARRY J |
| Street | PO BOX 535 |
| City | RAINIER |
| State | OR |
| Zip Code | 97048-0535 |
| Region | Northwest Mountain |
| County | Columbia County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2008-09-06 |
| Certificate Issue Date | 2010-05-04 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-04-30 |
| Status | Valid Registration |
| Mode S Code | 51245650 |
| Mode S Code Hex | A54BA8 |