Aircraft Description
N904BF is a Ramsdell Willis RV4, a single-engine reciprocating (piston) aircraft registered to Grandbear Air LLC in Mountain Green, UT. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on May 23, 2008. The registration certificate was issued on May 5, 2021. The registration is set to expire on May 31, 2028. Powered by a Cont Motor IO-360-A engine producing 210 horsepower, N904BF is. The aircraft's Mode S transponder code is AC7E27 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N904BF was last updated on May 12, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.
Ramsdell Willis is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Ramsdell Willis aircraft currently registered in the FAA database, including the RV4 model.
AviatorDB has found no NTSB accident or incident reports involving N904BF. 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
Data Source
Data provided by the US Federal Aviation Administration. View on FAA.gov
Last updated: 2026-04-01 01:32:20 UTC