The U.S. aircraft register, updated daily
The register · data as of October 8, 2026

Aircraft with Rotax 503 DCDI engines built in the 2000s

247 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
N6129Q Alliant Aviation
PARACRAFT
Individual owner
Illinois
Experimental 2007-08-13 ValidFAA registration status code V: Valid registration. All codes
N7894K Lockepaddon Kenneth
APACHE
Individual owner
California
Experimental 2007-08-06 ValidFAA registration status code V: Valid registration. All codes
N8039Y Airborne
REDBACK
Individual owner
Arizona
Experimental 2007-08-06 ValidFAA registration status code V: Valid registration. All codes
N51726 Bill Robert
HERCULES TRIKE
Individual owner
California
Experimental 2007-08-03 ValidFAA registration status code V: Valid registration. All codes
N6176C Krucker Manufacturing Ltd
KALYPSO
Individual owner
Maryland
Experimental 2007-08-03 ValidFAA registration status code V: Valid registration. All codes
N7031U Six Chuter
SKYE RYDER SR-7
Co-owned owner
New Mexico
Experimental 2007-08-02 ValidFAA registration status code V: Valid registration. All codes
N80812 Ackland Les E
TITAN
Individual owner
Minnesota
Experimental 2007-07-30 ValidFAA registration status code V: Valid registration. All codes
N8038Q Quicksilver
SPRINT
Individual owner
Wisconsin
Experimental 2007-07-26 ValidFAA registration status code V: Valid registration. All codes
N881K Quicksilver Manufacturing
MX SPORT
Individual owner
Idaho
Experimental 2007-07-26 ValidFAA registration status code V: Valid registration. All codes
N293JP Quad City Ultralight Acft Corp
CHALLENGER II
Individual owner
Oklahoma
Experimental 2007-07-24 ValidFAA registration status code V: Valid registration. All codes
N83BK Koza William J
TIERRA
Individual owner
Minnesota
Experimental 2007-07-23 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
N998CW Olbrich Charles W
CGS HAWK ARROW
Individual owner
New York
Experimental 2007-06-27 ValidFAA registration status code V: Valid registration. All codes
N2055S Graves David A
CHALLENGER 1
Individual owner
Indiana
Experimental 2007-06-13 ValidFAA registration status code V: Valid registration. All codes
N70577 Quitoriano Don
MXLII
Individual owner
Arizona
Experimental 2007-06-08 ValidFAA registration status code V: Valid registration. All codes
N77DK Kelley Daniel S
KELLEY ONE
Individual owner
California
Experimental 2007-06-08 ValidFAA registration status code V: Valid registration. All codes
N62ET Hipps
RELIANT SX
Individual owner
Florida
Experimental 2007-06-07 ValidFAA registration status code V: Valid registration. All codes
N2534J Air Creation
TWIN 503 TRIKE
Individual owner
Wisconsin
Experimental 2007-06-06 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
N1610N Airborne
REDBACK
Individual owner
Georgia
Experimental 2007-05-04 ValidFAA registration status code V: Valid registration. All codes
N184CT Moore Steven J
TUKAN TRIKE
Individual owner
Colorado
Experimental 2007-04-30 ValidFAA registration status code V: Valid registration. All codes
N667W Aerotrike
SAFARI
Individual owner
Washington
Experimental 2007-04-24 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
N40298 Six Chuter
SR2
Individual owner
Wisconsin
Experimental 2007-02-06 ValidFAA registration status code V: Valid registration. All codes
N4020H Quicksilver
MXL II
Individual owner
Minnesota
Experimental 2007-02-05 ValidFAA registration status code V: Valid registration. All codes
N229K Kolb
FIRESTAR II
Individual owner
Michigan
Experimental 2007-01-31 ValidFAA registration status code V: Valid registration. All codes
N503XT Airborne Windsports
REDBACK TRIKE
Individual owner
Missouri
Experimental 2007-01-29 ValidFAA registration status code V: Valid registration. All codes
N771AW Wallace Larry Alfred
TUKAN
Individual owner
Alabama
Experimental 2007-01-04 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
N416B Quad City Ultralight Acft Corp
CHALLENGER II
Individual owner
Georgia
Experimental 2006-10-24 ValidFAA registration status code V: Valid registration. All codes
N8021F Hablutzel Ronnie E
RAPTOR
Individual owner
California
Experimental 2006-09-26 ValidFAA registration status code V: Valid registration. All codes
N145JB Welch John T
WEEDHOPPER 2
Individual owner
Texas
Experimental 2006-09-21 ValidFAA registration status code V: Valid registration. All codes
N119HB Harris Brock E
CHALLENGER II
Individual owner
Washington
Experimental 2006-09-13 ValidFAA registration status code V: Valid registration. All codes
N46DN Nicoson David H
SIX CHUTER SKYRIDER
Individual owner
Wisconsin
Experimental 2006-09-11 ValidFAA registration status code V: Valid registration. All codes
N30438 Gossett Daniel D
CHALLENGER II
Individual owner
Ohio
Experimental 2006-08-08 ValidFAA registration status code V: Valid registration. All codes
N763T Pegasus
QUANTUM
Individual owner
Wisconsin
Experimental 2006-07-07 ValidFAA registration status code V: Valid registration. All codes
N9034H Silverwing Aviation Llc
CHALLENGER II
Individual owner
Missouri
Experimental 2006-06-26 ValidFAA registration status code V: Valid registration. All codes
N5080K Lee Raymond H
QUAD CITY CHALLENGER
Individual owner
Texas
Experimental 2006-06-21 ValidFAA registration status code V: Valid registration. All codes
N17JX Gilkey Jeffrey C
AEROTRIKE COBRA
Individual owner
New Mexico
Experimental 2006-04-21 ValidFAA registration status code V: Valid registration. All codes
N924PJ Bowden Mark H
QCU CH II
Individual owner
Alabama
Experimental 2005-04-15 ValidFAA registration status code V: Valid registration. All codes
N139SW J & J Ultralights
J&J TUKAN SE
Individual owner
Florida
Experimental 2005-03-14 ValidFAA registration status code V: Valid registration. All codes
N6080M Cottrell Larry J
KOLB FIRESTAR II
Individual owner
Oregon
Experimental 2000-04-07 ValidFAA registration status code V: Valid registration. All codes
N203SD Donahue Stephen J
FIRESTAR II
Individual owner
Florida
Experimental PendingFAA registration status code R: Registration pending. All codes
N271SW Rocky Mountain Wings Llc
RIDGE RUNNER II
Individual owner
Texas
Experimental PendingFAA registration status code R: Registration pending. All codes
N75656 Cosmos
BISON
Evolution Aircraft INC
Zephyrhills, Florida
Experimental ValidFAA registration status code V: Valid registration. All codes
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