| Tail Number / N-Number | N3730 |
| Manufacturer | MCCOMBS |
| Model | CASSUTT III M 125 |
| Year Built | 1975 |
| Manufacturer's Serial Number | MC3 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 84 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | STIEBER CHRIS D |
| Other Names |
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| Street | 6456 S GALENA CT |
| City | ENGLEWOOD |
| State | CO |
| Zip Code | 80111-5611 |
| Region | Northwest Mountain |
| County | Arapahoe County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1977-07-26 |
| Certificate Issue Date | 2020-02-10 |
| Last Action Date | 2022-09-20 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 51040510 |
| Mode S Code Hex | A44148 |