Aircraft Description
N4603M is a 2019 Don E Ashley RIVER CUB, a single-engine reciprocating (piston) aircraft registered to Ashley Don E in Willow, AK. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on January 6, 2019. The registration certificate was issued on December 21, 2018. The registration is set to expire on December 31, 2028. Powered by a Lycoming O-320-A2B engine producing 150 horsepower, N4603M is. The aircraft's Mode S transponder code is A59C68 (hex), used for ADS-B identification and flight tracking. N4603M was last tracked by AviatorDB at coordinates 39.5701, -104.8490 on January 31, 2024. The FAA registry record for N4603M was last updated on August 27, 2024. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.
Don E Ashley is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Don E Ashley aircraft currently registered in the FAA database, including the RIVER CUB model.
AviatorDB has found no NTSB accident or incident reports involving N4603M. 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.
Registered Owner
Powerplant & Avionics
Additional Details
Last Known Position
Data Source
Data provided by the US Federal Aviation Administration. View on FAA.gov
Last updated: 2026-04-01 01:32:20 UTC