{"airworthiness_class":"Experimental","airworthiness_date":"2026-02-25","airworthiness_ops":"Research and development; Operating kit-built aircraft","category":"conventional","cert_issue_date":"2013-12-19","city":"","country_code":"","county_code":"","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"54073","engine_horsepower":0,"engine_maker":"ROLLS-ROYC","engine_model":"TAY 611-8C","engine_thrust_lb":13850,"expiration_date":"2029-12-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-09-22","maker":"Gulfstream Aerospace","maker_country":null,"maker_raw":"GULFSTREAM AEROSPACE","maker_segment":null,"mfr_mdl_code":"3980205","mode_s_code":"52603643","mode_s_hex":"AB07A3","model":"GIV-X (G450)","n_number":"N81GK","name":"","num_engines":2,"other_names":"","plain_english":"N81GK is a Gulfstream Aerospace GIV-X (G450), a fixed-wing airplane with more than one motor with turbofan engines, built in 2011. It has 22 seats. It is registered to , a corporation. The registration is valid: it was issued on December 19, 2013 and expires on December 31, 2029. It holds an experimental airworthiness certificate for research and development; operating kit-built aircraft, dated February 25, 2026.","region":"","region_code":"","registrant_type":"Corporation","registrant_type_code":"3","seats":22,"serial_number":"4225","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"","status":"Valid registration","status_code":"V","status_short":"Valid","street":"","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbofan","type_engine_code":"5","unique_id":"01054381","url":"https://staging.data.eflight.com/aircraft/N81GK","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2011,"zip":""}