N740MM - 2020 Max Maxwell Sling Tsi Aircraft Registration

2020 MAX MAXWELL SLING TSI

Aircraft Description

N740MM is a 2020 Max Maxwell SLING TSI, a single-engine four-cycle piston aircraft registered to Heyseed LLC in Salida, CO. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on December 11, 2020. The registration certificate was issued on August 7, 2023. The registration is set to expire on August 31, 2030. Powered by a Rotax 915 IS engine producing 135 horsepower, N740MM is. The aircraft's Mode S transponder code is A9F3A9 (hex), used for ADS-B identification and flight tracking. N740MM was last tracked by AviatorDB at coordinates 38.6631, -106.1285 on January 30, 2026. The FAA registry record for N740MM was last updated on August 7, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Max Maxwell is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Max Maxwell aircraft currently registered in the FAA database, including the SLING TSI model.

AviatorDB has found no NTSB accident or incident reports involving N740MM. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
2020
Manufacturer
MAX MAXWELL
Model
SLING TSI
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
December 11, 2020
Classification
Experimental 2 Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
August 7, 2023

Registered Owner

Name
HEYSEED LLC
Address
8495 COUNTY ROAD 160
City
SALIDA
State / Zip Code
Colorado81201-9533
Country
United States

Powerplant & Avionics

Engine Type
4-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
915 IS
Horsepower
135 HP
Mode S Code (Oct)
52371651
Mode S Code (Hex)
A9F3A9

Additional Details

Registration
N740MM
Serial Number
230SK
Number of Engines
1
Number of Seats
4
Expiration Date
August 31, 2030
Last Action Date
August 7, 2023
Last Update Date
January 19, 2026
Unique ID
01330509

Last Known Position

Date
May 16, 2026 (UTC 15:27:22)
Airport
Latitude
38.706184
Longitude
-106.137756

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-06-15 01:32:20 UTC