The U.S. aircraft register, updated daily
The register · data as of October 7, 2026

Aircraft with Rotax 503 DCDI engines with owners in Illinois

26 on the U.S. register, newest registrations first. This is the list behind a number on another page; the words above say exactly what it counts. Individuals are not named at this time; companies, trusts and government bodies are shown as the FAA publishes them.

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N503DK Francois Tillmann
CHALLENGER II
Individual owner
Illinois
Experimental 2024-08-22 ValidFAA registration status code V: Valid registration. All codes
N612NC Michael E Schumacher
CHALLENGER II
Individual owner
Illinois
Experimental 2023-12-28 ValidFAA registration status code V: Valid registration. All codes
N503HW Quicksilver
GT-400
Individual owner
Illinois
Experimental 2023-12-18 ValidFAA registration status code V: Valid registration. All codes
N1655E Kolb
FIRESTAR KXP
Individual owner
Illinois
Experimental 2023-12-05 ValidFAA registration status code V: Valid registration. All codes
N6220S Hanson Phillip E
CHALLENGER II
Individual owner
Illinois
Experimental 2023-07-29 ValidFAA registration status code V: Valid registration. All codes
N7UL Addison Keith E
QUICKSILVER SPRINTII
Taylor Aviation INC
North Aurora, Illinois
Experimental 2021-04-23 ValidFAA registration status code V: Valid registration. All codes
N95386 Aerochute Ind Pty Ltd
AEROCHUTE
Individual owner
Illinois
Experimental 2021-04-19 ValidFAA registration status code V: Valid registration. All codes
N5180N Rans
RANS S-9
Individual owner
Illinois
Experimental 2018-08-08 ValidFAA registration status code V: Valid registration. All codes
N25686 Tackabury Susan M
CHALLENGER II
Individual owner
Illinois
Experimental 2017-08-04 ValidFAA registration status code V: Valid registration. All codes
N303CW Quad Cities Ultralights
CHALLENGER II
Individual owner
Illinois
Experimental 2016-03-19 ValidFAA registration status code V: Valid registration. All codes
N2522Y Pegasus
QUANTUM 15
Individual owner
Illinois
Experimental 2015-10-29 ValidFAA registration status code V: Valid registration. All codes
N49LZ Zimmerman Lawrence
GARUDA
Individual owner
Illinois
Experimental 2012-06-05 ValidFAA registration status code V: Valid registration. All codes
N424NS Schiller Douglas J
CHALLENGER II
Individual owner
Illinois
Experimental 2011-09-21 ValidFAA registration status code V: Valid registration. All codes
N441MS Schumacher Michael
CHALLENGER II
Individual owner
Illinois
Experimental 2007-10-04 ValidFAA registration status code V: Valid registration. All codes
N5509L Rans
COYOTE
Individual owner
Illinois
Experimental 2007-09-06 ValidFAA registration status code V: Valid registration. All codes
N2157 J&J Ultralights
SEA WING
Individual owner
Illinois
Experimental 2007-08-24 ValidFAA registration status code V: Valid registration. All codes
N6129Q Alliant Aviation
PARACRAFT
Individual owner
Illinois
Experimental 2007-08-13 ValidFAA registration status code V: Valid registration. All codes
N92076 Quad City Ultralight
CHALLENGER
Individual owner
Illinois
Experimental 2007-07-06 ValidFAA registration status code V: Valid registration. All codes
N234CG Grembowicz Conrad G
CHALLENGER II
Individual owner
Illinois
Experimental 2007-06-14 ValidFAA registration status code V: Valid registration. All codes
N455T Aero Trike
SAFARI
Individual owner
Illinois
Experimental 2007-06-14 ValidFAA registration status code V: Valid registration. All codes
N5173J Destiny
VISION
Individual owner
Illinois
Experimental 2007-05-29 ValidFAA registration status code V: Valid registration. All codes
N8595X Murphy Don J
CHALLENGER IISPECIAL
Individual owner
Illinois
Experimental 2007-05-17 ValidFAA registration status code V: Valid registration. All codes
N426RF Fernandez Robert
DESTINY 2000
Individual owner
Illinois
Experimental 2007-04-12 ValidFAA registration status code V: Valid registration. All codes
N579RF Quicksilver
GT-400
Individual owner
Illinois
Experimental 2007-04-04 ValidFAA registration status code V: Valid registration. All codes
N862P Air Creation
TWIN
Individual owner
Illinois
Experimental 2007-01-04 ValidFAA registration status code V: Valid registration. All codes
N112CL Apex
APEX CROSS-5X
Individual owner
Illinois
Experimental Sale reportedFAA registration status code 7. All codes