# Gulfstream Aerospace G-IV (G400)

- Type: Aircraft model (FAA registry)
- Registry code: 3980204
- Manufacturer (registry): GULFSTREAM AEROSPACE
- Model: G-IV (G400)
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 22
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Data sheet: [TCDS A12EA](https://openairdocs.org/tcds/A12EA) (OpenAirDocs)
- Holder: Gulfstream Aerospace Corporation
- Registered aircraft: 8
- Page: https://openairdocs.org/model/gulfstream-aerospace-g-iv-g400

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2023-08-03](https://openairdocs.org/ad/2023-08-03): Flight Controls · Gulfstream Aerospace G-1159A, G-1159B, G-IV and 1 more. Effective Jun 20, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2022-02-15](https://openairdocs.org/ad/2022-02-15): Landing Gear System · Gulfstream Aerospace G-IV. Effective Feb 24, 2022
- [AD 2019-20-08](https://openairdocs.org/ad/2019-20-08): Flight Controls · Gulfstream Aerospace G-IV and GIV-X. Effective Dec 13, 2019
- [AD 2018-09-04](https://openairdocs.org/ad/2018-09-04): Landing Gear · Gulfstream Aerospace G-IV and GIV-X. Effective Jun 11, 2018
- [AD 2017-26-05](https://openairdocs.org/ad/2017-26-05): Wings · Gulfstream Aerospace G-1159A, G-IV and GIV-X. Effective Jan 25, 2018
- [AD 2017-20-08](https://openairdocs.org/ad/2017-20-08): Airborne Auxiliary Power and Fuselage · Gulfstream Aerospace G-IV, GIV-X, GV and 2 more. Effective Nov 6, 2017
- [AD 2017-13-11](https://openairdocs.org/ad/2017-13-11): Flight controls · Gulfstream Aerospace G-IV. Effective Aug 3, 2017
- [AD 2016-20-06](https://openairdocs.org/ad/2016-20-06): Flight Controls · Gulfstream Aerospace G-1159, G-1159A, G-1159B and 1 more. Effective Oct 14, 2016
- [AD 2016-18-11](https://openairdocs.org/ad/2016-18-11): Landing Gear · Gulfstream Aerospace G-1159, G-1159A, G-1159B and 4 more. Effective Sep 23, 2016
- [AD 2012-13-12](https://openairdocs.org/ad/2012-13-12): Flight controls · Gulfstream Aerospace G-IV, GIV-X, GV and 1 more. Effective Aug 1, 2012
- [AD 2009-21-10 R1](https://openairdocs.org/ad/2009-21-10-R1): Oxygen · Airbus A300 B4-605R, A300 B4-620, A300 B4-622 and 138 more. Effective Feb 4, 2010
- [AD 2009-08-01](https://openairdocs.org/ad/2009-08-01): Honeywell FMSs · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R), CL-600-2B16 (CL-604) and 11 more. Effective May 14, 2009
- [AD 2006-18-08](https://openairdocs.org/ad/2006-18-08): Nosewheel tires · Bombardier BD-700-1A10, BD-700-1A11, Aviation Tires and 7 more. Effective Oct 11, 2006
- [AD 2005-16-14](https://openairdocs.org/ad/2005-16-14): Floor heater pad system · Gulfstream Aerospace G-IV, GIV-X, GV and 1 more. Effective Aug 30, 2005
- [AD 2004-21-03](https://openairdocs.org/ad/2004-21-03): Left and right aileron · Gulfstream Aerospace G-1159, G-1159A, G-1159B and 1 more. Effective Nov 2, 2004
- [AD 2004-08-08](https://openairdocs.org/ad/2004-08-08): Pilot's instrument panel · Gulfstream Aerospace G-IV. Effective May 24, 2004
- [AD 2001-26-07](https://openairdocs.org/ad/2001-26-07): Fire Extinguisher Bottles Electrical Connections · Gulfstream Aerospace G-IV. Effective Jan 11, 2002
- [AD 2001-18-05](https://openairdocs.org/ad/2001-18-05): Flight Eagle Tires · Boeing 720 Series, 720B Series, 111 and 6 more. Effective Sep 24, 2001
- [AD 2001-08-13](https://openairdocs.org/ad/2001-08-13): Door Control Valves of the Landing Gear · Gulfstream Aerospace G-1159, G-1159A, G-1159B and 2 more. Effective May 10, 2001
- [AD 2000-07-25](https://openairdocs.org/ad/2000-07-25): Engine Alternators · Gulfstream Aerospace G-IV. Effective May 1, 2000
- [AD 95-26-15 R1](https://openairdocs.org/ad/95-26-15-R1): Traffic Alert and Collision Avoidance Systems · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 159 more. Effective Dec 26, 1996
- [AD 95-22-01](https://openairdocs.org/ad/95-22-01): Fluorescent Lighting System · Aerospace Lighting Fluorescent lighting systems, A310-203, A310-204 and 74 more. Effective Dec 4, 1995
- [AD 89-02-12 R1](https://openairdocs.org/ad/89-02-12-R1): Bendix ILS Radios · Gulfstream Aerospace G-IV. Effective Mar 21, 1994
- [AD 94-01-05](https://openairdocs.org/ad/94-01-05): Traffic Alert and Collision Avoidance System II Processors · Airbus A340-211, A340-212, A340-213 and 85 more. Effective Feb 4, 1994
- [AD 94-01-04](https://openairdocs.org/ad/94-01-04): Traffic Alert and Collision Avoidance System · Airbus A300 B4-601, A300 B4-603, A300 B4-605R and 136 more. Effective Feb 4, 1994
- [AD 93-23-01](https://openairdocs.org/ad/93-23-01): Water Heaters and Coffee Makers · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 126 more. Effective Dec 7, 1993
- [AD 93-10-04](https://openairdocs.org/ad/93-10-04): Engine Fire Extinguisher System · Gulfstream Aerospace G-1159, G-1159A, G-1159B and 1 more. Effective Jul 1, 1993
- [AD 93-04-02](https://openairdocs.org/ad/93-04-02): Transponders · BAE Systems ATP, CL-600-2A12 (CL-601), DHC-8-101 and 23 more. Effective Mar 26, 1993
- [AD 91-25-05](https://openairdocs.org/ad/91-25-05): Electrical Feeder Cable · Gulfstream Aerospace G-1159A and G-IV. Effective Dec 18, 1991
- [AD 91-10-05](https://openairdocs.org/ad/91-10-05): Oxygen Mask Presentation Units · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 14 more. Effective Jun 3, 1991
- [AD 91-07-05](https://openairdocs.org/ad/91-07-05): Avionics Standard Comm. Bus. · Gulfstream Aerospace G-IV. Effective Apr 22, 1991
- [AD 90-21-18](https://openairdocs.org/ad/90-21-18): Rubber Radome Seal · Gulfstream Aerospace G-IV. Effective Nov 14, 1990
- [AD 90-02-05](https://openairdocs.org/ad/90-02-05): Takeoff Warning System · Gulfstream Aerospace G-1159, G-1159A, G-1159B and 1 more. Effective Feb 13, 1990
- [AD 89-02-10 R1](https://openairdocs.org/ad/89-02-10-R1): Flight Management System Navigation Computers · Bombardier CL-600-2A12 (CL-601), Mystere-Falcon 900, G-IV and 2 more. Effective Oct 14, 1989
- [AD 89-04-10](https://openairdocs.org/ad/89-04-10): AFM Changes-Operations · Gulfstream Aerospace G-IV. Effective Apr 3, 1989
- [AD 88-02-01 R1](https://openairdocs.org/ad/88-02-01-R1): AFM Changes-Flight Director · Gulfstream Aerospace G-IV. Effective Feb 13, 1989
- [AD 88-20-04](https://openairdocs.org/ad/88-20-04): AFM Changes-Icing · Gulfstream Aerospace G-IV. Effective Oct 13, 1988

Historical (superseded or no longer in force):

- [AD 2020-12-06](https://openairdocs.org/ad/2020-12-06) (historical): Landing Gear · Gulfstream Aerospace G-IV. Effective Jul 20, 2020
- [AD 2009-21-10](https://openairdocs.org/ad/2009-21-10) (historical): Oxygen · Airbus A300, Model B4-605R, A300, Model B4-620, A300, Model B4-622 and 138 more. Effective Dec 17, 2009
- [AD 2009-17-01](https://openairdocs.org/ad/2009-17-01) (historical): Airborne Auxiliary Power · Gulfstream Aerospace G-IV, GIV-X, GV and 1 more. Effective Aug 26, 2009

## Information bulletins (advisory) (5)

- [SAIB CE-19-20](https://openairdocs.org/saib/CE-19-20): Flight Compartment Windows. Issued Dec 5, 2019
- [SAIB NM-15-02](https://openairdocs.org/saib/NM-15-02): Cabin Equipment/Furnishings. Issued Nov 6, 2014
- [SAIB NM-10-13](https://openairdocs.org/saib/NM-10-13): Navigation: Flight Management System. Issued Jan 7, 2010
- [SAIB NM-10-12](https://openairdocs.org/saib/NM-10-12): Navigation: Flight Management System. Issued Jan 7, 2010
- [SAIB NM-07-48](https://openairdocs.org/saib/NM-07-48): Flight Controls  Aileron Boost Bellcrank Lug. Issued Sep 11, 2007

## Registered aircraft (8)

- [N1066W](https://openairdocs.org/aircraft/N1066W): [Awad Holding Company LLC](https://openairdocs.org/faa-owner/AWAD%20HOLDING%20COMPANY%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2004, S/N 1530
- [N176MG](https://openairdocs.org/aircraft/N176MG): [Flying Orchard LLC](https://openairdocs.org/faa-owner/FLYING%20ORCHARD%20LLC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 2002, S/N 1501
- [N271TV](https://openairdocs.org/aircraft/N271TV): [Jaydak LLC](https://openairdocs.org/faa-owner/JAYDAK%20LLC), [Tampa, FL](https://openairdocs.org/faa-place/FL/Tampa), built 2004, S/N 1533
- [N516MC](https://openairdocs.org/aircraft/N516MC): [Pjk Aviation LLC](https://openairdocs.org/faa-owner/PJK%20AVIATION%20LLC), [Great Neck, NY](https://openairdocs.org/faa-place/NY/Great%20Neck), built 2004, S/N 1531
- [N704SG](https://openairdocs.org/aircraft/N704SG): [Jones Aviations LLC](https://openairdocs.org/faa-owner/JONES%20AVIATIONS%20LLC), [Lexington, MA](https://openairdocs.org/faa-place/MA/Lexington), built 2003, S/N 1504
- [N717JC](https://openairdocs.org/aircraft/N717JC): [Rees Aviation LLC](https://openairdocs.org/faa-owner/REES%20AVIATION%20LLC), [Rockingham, NC](https://openairdocs.org/faa-place/NC/Rockingham), built 2003, S/N 1513
- [N888YG](https://openairdocs.org/aircraft/N888YG): [Gy Gulfstream LLC](https://openairdocs.org/faa-owner/GY%20GULFSTREAM%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2003, S/N 1519
- [N960JS](https://openairdocs.org/aircraft/N960JS): [Jordgrant1521 LLC](https://openairdocs.org/faa-owner/JORDGRANT1521%20LLC), [Santa Monica, CA](https://openairdocs.org/faa-place/CA/Santa%20Monica), built 2004, S/N 1521

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (842, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 5U5A20261028001](https://openairdocs.org/sdr/5U5A20261028001), Oct 22, 2026: WINDSHIELD. CRACKED. RH WINDSHIELD OUTER LAYER CRACKED AND SPIDERWEBBED WITH CRACKS ACROSS ENTIRETY OF WINDSHIELD DURING CLIMB OUT OF TEB AIRPORT.
- [SDR VQMA20261008001](https://openairdocs.org/sdr/VQMA20261008001), Oct 5, 2026: ACTUATOR. LACK OF LUBE. ELEVATOR TRIM FROZE UP DURING CLIMB OUT, FREED WHEN DESCENDING BELOW FREEZING LEVEL. REMOVED LT & RT ELEVATOR TRIM TAB ACTUATOR ACCESS PANELS AND PERFORMED A DE
- [SDR K4DA2026092401](https://openairdocs.org/sdr/K4DA2026092401), Sep 20, 2026: ACM. ODOR. CREW REPORTED A FAINT HINT OF SMOKE EMANATING FROM THE CABIN AT FL450 ENROUTE FROM KLNK TO KAUS. THEY REPORTED ONLY BEING AT 45,000FT FOR APPROXIMATELY 3 MINS W
- [SDR U5QA202608260178](https://openairdocs.org/sdr/U5QA202608260178), Aug 26, 2026: HYDRAULIC LINE. LEAKING. HYD FLUID FROM RT MLG ACTUATOR HOSE. REMOVED RT BRACE ACTUATOR'S PRESSURE & RETURN LINES, INSTALLED NEW HYD LINES IAW GIV-MSG-3 AMM. 32-01-00. COMPLIED WITH SYS
- [SDR 2026FA0000735](https://openairdocs.org/sdr/2026FA0000735), Aug 8, 2026: OVEN. ODOR. ENROUTE FROM TEB TO CYVR AT FL 400 WHEN THE CREW DETECTED AN ELECTRICAL ODOR APPROXIMATELY TWO HOURS INTO THE FLIGHT . THE OVEN HAD BEEN OPERATING FOR APPROXIMA
- [SDR VQMA20260917001](https://openairdocs.org/sdr/VQMA20260917001), Jul 21, 2026: LANDING GEAR. CORRODED. DURING THE 48-MONTH CORROSION INSPECTION, THE MAIN LANDING GEAR ASSEMBLIES WERE FOUND TO BE SEVERELY CORRODED. THE LEFT MAIN LANDING GEAR, P/N 1159L40001-17, S/
- [SDR U5OA2026031200179](https://openairdocs.org/sdr/U5OA2026031200179), Mar 12, 2026: MOUNT. CRACKED. PILOTS NEEDED TO BLOW DOWN THE LANDING GEAR BECAUSE THE NOSE GEAR WOULD NOT COME DOWN AND LOCK (UNDER NORMAL OPERATION). MAINTENANCE INITIAL EVALUATION FOUND TH
- [SDR 2026FA0000010](https://openairdocs.org/sdr/2026FA0000010), Jan 9, 2026: STRUT. MISOVERHAULED. LANDING GEAR WOULD NOT RETRACT, CYCLED GEAR, ONCE GEAR WAS UP AND LOCKED, LEFT HYDRAULIC SYSTEM COMPLETE LOSS OF FLUID AND PRESSURE. UPON LANDING HAD TO SELECT 
- [SDR 2025F00289](https://openairdocs.org/sdr/2025F00289), Dec 22, 2025: WATER SEPARATOR. LEAKING. RIGHT WATER SEPARATOR HAS EXCESSIVE WATER LEAKING FROM IT.
- [SDR 3GWA2025111200270](https://openairdocs.org/sdr/3GWA2025111200270), Nov 12, 2025: ENGINE. OVERTEMP. AT FL380, DESCENDED TO FL240. DISCONNECTED THE AUTOTHROTTLES & PULLED THE ENGS TO IDLE. ACFT STARTED TO SHAKE WITH A LOW FREQUENCY. IMMEDIATELY CHECKED IF SPOIL
- [SDR 3GWA2025051900362](https://openairdocs.org/sdr/3GWA2025051900362), May 19, 2025: VALVE. LEAKING. ON THURSDAY 15 MAY 2025 GIV N163JW S/N 1071 DEPARTED KVNY GOING TO MMTL. DURING TAKEOFF ONE OF THE PASSENGERS NOTICED FUEL SPRAYING OFF THE OUTBOARD RIGHT WING.
- [SDR Z7VA202503070391](https://openairdocs.org/sdr/Z7VA202503070391), Mar 6, 2025: BRAKE ASSY. LEAKING. #3 BRAKE LEAKING AT FORWARD UNION
- [SDR 2025FA0000151](https://openairdocs.org/sdr/2025FA0000151), Mar 5, 2025: UNKNOWN. SMOKE. SMOKE IN THE CABIN AT ROTATION. AN EMERGENCY WAS DECLARED WITH THE TOWER AND THE AIRCRAFT RETURNED TO KOMA. THE AIRCRAFT LANDED WITH NO ISSUES AND WAS GREETED B
- [SDR 2025F00057](https://openairdocs.org/sdr/2025F00057), Mar 4, 2025: CONTROL VALVE. FAILED. CREW ENCOUNTERED A "RED" GEAR HANDLE AND 2 OF 3 GEAR "DOWN & LOCKED" LIGHTS WHEN LANDING GEAR WAS COMMANDED DOWN ON A LANDING APPROACH. CREW VERIFIED WITH TOWER
- [SDR 2025F00045](https://openairdocs.org/sdr/2025F00045), Feb 20, 2025: A/C PACK. FAULTED. CREW ENCOUNTERED A "L-COOLING TURBINE HOT" CAS MESSAGE ON CLIMB OUT FOLLOWED BY WHAT WAS DESCRIBED AS SMOKE/VAPOR FROM THE CABIN ATTENDANT. THE ASSOCIATED AC PA
- [SDR JGVR20250102001](https://openairdocs.org/sdr/JGVR20250102001), Jan 2, 2025: MOUNT BRACKET. DAMAGED. INSPECTED THE EXISTING PORTABLE OXYGEN UPPER MOUNTING BRACKET B/E AEROSPACE P/N 17801 AND FOUND IT TO HAVE THE SAME/SIMILAR LATCHING INTERFERENCE ISSUES IDENTIF
- [SDR T8VA202409120001](https://openairdocs.org/sdr/T8VA202409120001), Jul 26, 2024: WINDOW. SEPARATED. RIGHT #4 CABIN WINDOW FAILED IN FLIGHT, OUTER PANE SHATTERED SENDING DEBRI INTO THE RIGHT ENGINE INLET, THE RIGHT ENGINE NOSE COWL WAS DAMAGED, 20 LOW PRESSURE 
- [SDR 2024F00163](https://openairdocs.org/sdr/2024F00163), Jul 8, 2024: HOSE. CHAFED. PILOT REPORTED: 10 MINUTES BEFORE DESCENT "L REV UNLOCK" MSG WITH WEIRD PUMP WINDING NOISE. "HYD COMB FAIL" MSG ALSO 10 MINUTES LATER LOST ALSO AUX SYS. PRESSUR
- [SDR 2024FA0000592](https://openairdocs.org/sdr/2024FA0000592), Jul 3, 2024: TRANSMITTER. INOPERATIVE. AIRCRAFT RETURNED FROM FLIGHT AND DECLARED EMERGENCY DUE TO " HYDRAULIC QUANTITY CAS MESSAGE", COMBINED HYDRAULIC SYSTEM INDICATION WAS IN RED. MAINTENANCE NOTE
- [SDR 2024FA0000593](https://openairdocs.org/sdr/2024FA0000593), Jun 21, 2024: STEERING UNIT. LEAKING. AIRCRAFT RETURNED TO RAMP DUE TO "HYDRAULIC LOW LEVEL CAS MESSAGE" (COMBINED SYSTEM), INITIAL INSPECTION SHOWS HYDRAULIC LEAK ON NOSE WHEEL STEERING UNIT (NWSU)
- [SDR U5QA202406110130](https://openairdocs.org/sdr/U5QA202406110130), Jun 11, 2024: DOOR SEAL. PINCHED. AT 43K FEET NOTICED A SQUEEL FROM THE DOOR. THAT WENT AWAY FOR 5 MINS. THEN GOT THE RED CAS CABIN DIF 9.8. NOTICED CABIN PRESSURE WAS 12K SWITCHED TO ADC 2 NO C
- [SDR WWQA2024051748688](https://openairdocs.org/sdr/WWQA2024051748688), May 15, 2024: SEAL. LEAKING. IN CRUSE AT FL430, CREW NOTICED A LOUD SOUND AND CABIN PRESSURE LOSS. AT THAT TIME CREW PERFORMED AN EMERGENCY DESCENT TO FL160, WHERE THEY WERE ABLE TO GET CAB
- [SDR Z7VAN290PS242](https://openairdocs.org/sdr/Z7VAN290PS242), May 7, 2024: BUNGEE. MECHANIC ERROR. DURING A REVENUE FLIGHT FROM KTEB TO KBJC THE FLIGHT CREW RECEIVED A RH MLG UNSAFE INDICATION AFTER GEAR HANDLE WAS RAISED FOLLOWING TAKEOFF. FLIGHT CREW THEN A
- [SDR WWQA2024050943452](https://openairdocs.org/sdr/WWQA2024050943452), May 3, 2024: SEAL. OUT OF POSITION. THREE HOURS INTO THE FLIGHT AT FL430. WE HEARD AN INITIAL POP AND AIR NOISE WE DETERMINED TO BE COMING FROM THE MAIN CABIN DOOR. CABIN PRESSURE WAS HOLDING STEA
- [SDR WWQA2024040161969](https://openairdocs.org/sdr/WWQA2024040161969), Mar 28, 2024: ACTUATOR. MALFUNCTIONED. FLAPS FAILED TO RETRACT FROM 20 DEGREES. UPON CREW NOTIFYING TOWER OF FLAPS, TOWER ROLLED EMERGENCY VEHICLES. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPL
- [SDR 7P9A2024040100003](https://openairdocs.org/sdr/7P9A2024040100003), Mar 27, 2024: REGULATOR VALVE. OUT OF LIMITS. DURING CRUISE CREW RECEIVED A CABIN HIGH ALTITUDE WARNING MESSAGE, CREW RAN QRH AND REQUESTED A LOWER ALTITUDE AND RETURN TO KVNY. NO EMERGENCY WAS DECLARED NOR
- [SDR 7P9A2024040100002](https://openairdocs.org/sdr/7P9A2024040100002), Mar 21, 2024: SOLENOID VALVE. FAILED. DURING TAXI FOR TAKEOFF CREW EXPERIENCED HIGH (FLIGHT) IDLE ON THE L ENGINE. UNSUCCESFUL ATTEMPTS TO ADVANCE THROTTLE AND RETURN TO IDLE WAS ATTEMPTED TO BRING 
- [SDR 2024FA0000240](https://openairdocs.org/sdr/2024FA0000240), Mar 20, 2024: SELECTOR VALVE. FAILED. AFTER TAKEOFF WE RAISED THE LANDING GEAR AND PROCEEDED WITH OUR NOISE ABATEMENT DEPARTURE, IT WAS NOTED THE LANDING GEAR DID NOT COME UP WHEN COMMANDED. PILOTS 
- [SDR 2024FA0000207](https://openairdocs.org/sdr/2024FA0000207), Mar 6, 2024: THRUST REVERSER. MALFUNCTIONED. RIGHT HAND THRUST REVERSER UNLOCK DEPLOYED ON CLIMB OUT. CREW FOLLOWED CHECKLIST PROCEDURES, THEY SELECTED THRUST REVERSER EMERGENCY STOW FOR THE TO GET THE TR 
- [SDR 7P9A2024031900001](https://openairdocs.org/sdr/7P9A2024031900001), Feb 22, 2024: SENSOR. FAULTY. DURING FLIGHT THE CREW EXPERIENCED INTERMITTENT L PYLON HOT CAS MESSAGE. ON ARRIVAL MX CREW CHECKED FOR BLEED LEAKS AND CONFIRMED THAT THERE WAS NO LEAK AND A F
- [SDR XCGA202401171](https://openairdocs.org/sdr/XCGA202401171), Jan 15, 2024: FLAP SYSTEM. FAULTED. DURING INITIAL CLIMB FLAPS WERE SELECTED UP. FLAPS RETRACTED TO APPROXIMATELY 10 DEGREES AND STOPPED, AT WHICH TIME THE CREW RECEIVED THE "FLAP INPUT INVALID" E
- [SDR 2023F00300](https://openairdocs.org/sdr/2023F00300), Oct 4, 2023: FIRE DETECTOR. INTERMITTENT. ON DESCENT INTO KMDW RECEIVED A DIM FLICKERING IN R FIRE HANDLE AND R FUEL COCK. NO OTHER INDICATIONS. ALL ENGINE PARAMETERS WERE NORMAL. ALL EVMS TGTS EPR LP H
- [SDR 2023FA0000588](https://openairdocs.org/sdr/2023FA0000588), Oct 3, 2023: FUEL SYS. FOD. DURING EVENT OF FUELING FROM CENTER POINT ACCESS, FOD FOUND AT ENTRY OF FUELING PIPE. FUELING ACTIVITY STOPPED. MX RETRIEVED A RAG THAT WAS FOUND STUCK AT FUELI
- [SDR 2023FA0000573](https://openairdocs.org/sdr/2023FA0000573), Sep 26, 2023: FIRE BOTTLE. DISCHARGED. DURING APU START AND WHEN APU MASTER SWITCH PUSHED, APU FIRE BOTTLE UNCOMMAND DISCHARGED HAPPENED. VISUAL CHECK PERFORMED, FOUND APU FIRE BOTTLE EMPTY, REFER TO
- [SDR 2023FA0000281](https://openairdocs.org/sdr/2023FA0000281), May 14, 2023: FLAP SYSTEM. ASYMETRIC. WHILE CONDUCTING A PART 135 FLIGHT THE CREW OF N555LK OBSERVED A NO FLAP MOVEMENT SITUATION WHEN COMMANDED TO LANDING CONFIGURATION ON APPROACH INTO KPBI AND DE
- [SDR 6TXA202305150001](https://openairdocs.org/sdr/6TXA202305150001), May 14, 2023: FLAP SYSTEM. MALFUNCTIONED. WHILE CONDUCTING A PART 135 FLIGHT THE CREW OF N555LK OBSERVED A NO FLAP MOVEMENT SITUATION WHEN COMMANDED TO LANDING CONFIGURATION ON APPROACH INTO KPBI AND DE
- [SDR 2023FA0000619](https://openairdocs.org/sdr/2023FA0000619), May 3, 2023: WIRE HARNESS. FAILED. THE SENSOR IS ATTACHED TO THE SPOILER AT THE HINGE POINT AND ROTATES WITH THE SPOILER WHEN IT IS DEPLOYED. THE SENSOR SHAFT IS CONNECTED AND INDEXED TO THE WING
- [SDR U5O202308230003](https://openairdocs.org/sdr/U5O202308230003), Apr 17, 2023: BULKHEAD. CRACKED. FS793 CAP ANGLE WAS FOUND TO BE CRACKED WHILE PERFORMING CAMP 535201.
- [SDR U5OA202308230002](https://openairdocs.org/sdr/U5OA202308230002), Apr 17, 2023: FLANGE. CORRODED. LH AND RH OUTBOARD TRAILING EDGE BOX WING REBATE FLANGES HAVE EXFOLIATION CORROSION, FOUND DURING CMP 575019 / 575020.
- [SDR 9JLA2023041322997](https://openairdocs.org/sdr/9JLA2023041322997), Apr 10, 2023: ANTENNA. FAILED. FLIGHT CREW REPORTED THE ADSB SYSTEM WAS INTERMITTENT. THE MAINTENANCE BASE TROUBLESHOT AND FOUND THE ADSB ANTENNA AT FAULT. THE DEFECTIVE WAS REMOVED AND A NEW
- [SDR U5OA202308230001](https://openairdocs.org/sdr/U5OA202308230001), Mar 29, 2023: ANGLE. CRACKED. FS 793 AFT BULKHEAD CAP ANGLE FOUND TO BE CRACKED.
- [SDR VQMA202303102723](https://openairdocs.org/sdr/VQMA202303102723), Feb 27, 2023: WINDOW. FAILED. ON MONDAY, FEBRUARY 27TH 2023, GULFSTREAM G4, REGISTRATION NUMBER N616RR, SERIAL NUMBER 1368 DIVERTED TO PANC DUE TO A LH PASSENGER WINDOW OUTER PANE FAILURE. T
- [SDR 2023F00118](https://openairdocs.org/sdr/2023F00118), Feb 26, 2023: CONNECTOR. FAILED. LOSS OF CABIN PRESSURE AT FL450 ENROUTE FROM MYNN TO KHPN. CREW DECLARED AN EMERGENCY, PERFORMED EMERGENCY DECENT AND DIVERTED TO KMCO WHERE THEY LANDED UNEVENT
- [SDR 2023FA0000081](https://openairdocs.org/sdr/2023FA0000081), Feb 10, 2023: OUTLET. BURNED. SMOKE IN THE CABIN WAS REPORTED.TO PIC AND HE COULD SEE AND SMELL IT. EMERGENCY WAS DECLARED AND AIRCRAFT RETURNED TO POINT OF DEPARTURE. CABIN CREW AND PASSENG
- [SDR 6TXA2022122600001](https://openairdocs.org/sdr/6TXA2022122600001), Dec 26, 2022: ELECTRONIC UNIT. FAILED. PILOTS REPORTED HEAVIER THAN NORMAL BRAKING ON TAXI OUT FOR TAKE OFF ROLL. ON TAKE OFF, ANTI SKID FAIL AMBER CAS AND BRAKE MAINT REQD CYAN CAS ILLUMINATED. FOLL
- [SDR 6TXA2023122700002](https://openairdocs.org/sdr/6TXA2023122700002), Dec 23, 2022: ELECTRONIC UNIT. FAILED. PILOTS REPORTED HEAVIER THAN NORMAL BRAKING ON TAXI OUT FOR TAKE OFF ROLL. ON TAKE OFF, ANTI SKID FAIL AMBER CAS AND BRAKE MAINT REQD CYAN CAS ILLUMINATED. PILO
- [SDR 3EJA42409/28/21](https://openairdocs.org/sdr/3EJA42409%2F28%2F21), Dec 2, 2022: ACTUATOR. LEAKING. CHECK HYD QTY LIGHT IN FLIGHT. AFTER LANDING AND INSPECTION FOUND LH GEAR SIDE BRACE ACTUATOR LEAKING
- [SDR 6TXA2022112800474](https://openairdocs.org/sdr/6TXA2022112800474), Nov 28, 2022: OUTFLOW VALVE. MALFUNCTIONED. CREW DEPARTED KVNY AND AS THEY APPROACHED 10K THEY NOTICED THEIR EARS WERE BEGINNING TO FEEL INTENSE PRESSURE AND FELT THE PRESSURE BUILDING UP. ATTEMPTED TO AD
- [SDR 2022FA0000694](https://openairdocs.org/sdr/2022FA0000694), Nov 15, 2022: BOTTLE. DISCHARGED. DURING PRE-BASE MAINTENANCE ON WORKORDER SC23257,, IT WAS IDENTIFIED THE UNDERCARRIAGE EMERGENCY BLOW DOWN BOTTLE WAS FOUND FULLY DEPLETED.
- [SDR 6TXA 202210298001](https://openairdocs.org/sdr/6TXA%20202210298001), Oct 29, 2022: CABIN PRESSURE. MALFUNCTIONED. AIRCRAFT DEPARTED FROM KAPF ON A REPOSITION LEG AT 1300 ENROUTE TO KTMB. LANDED AND PICKED UP 3 PASSENGERS. DEPARTED KTMB FOR KVNY AT 1430. AFTER TAKEOFF DURING

All 842: https://openairdocs.org/model/gulfstream-aerospace-g-iv-g400/reports.md

## STCs that may be installed (OpenAirDocs) (730, first 50)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision. Rockwell Collins Inc
- [STC ST04817NY](https://openairdocs.org/stc/ST04817NY): Replacement of OEM Standard 44 amp-hour batteries. ALOFT AeroArchitects
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC SA2622NM](https://openairdocs.org/stc/SA2622NM): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101). Precise Flight Inc
- [STC ST04572AT](https://openairdocs.org/stc/ST04572AT): Installation of SpaceX Starlink Aviation System. Gulfstream Aerospace Corporation
- [STC ST04099NY](https://openairdocs.org/stc/ST04099NY): Installation of Satcom Direct Plane Simple. Delta Engineering Corporation
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST11216DS](https://openairdocs.org/stc/ST11216DS): Installation of automatic dependent surveillance-broadcast (ADS-B) out on Part 25 aircraft. BHE & Associates Ltd
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST12008LA](https://openairdocs.org/stc/ST12008LA): Installation of structural and electrical provisions for camera portal and medevac module. IKHANA Group LLC
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST01117DE](https://openairdocs.org/stc/ST01117DE): Installation of the Gogo ATG C1. Peregrine
- [STC ST04611CH](https://openairdocs.org/stc/ST04611CH): INSTALLATION OF A SPACE-X STARLINK AVIATION SYSTEM. Nextant Aerospace
- [STC ST04344AT-D](https://openairdocs.org/stc/ST04344AT-D): Installation of Satcom Direct Plane Simple KU System. Gulfstream Aerospace Corporation
- [STC ST04543AT](https://openairdocs.org/stc/ST04543AT): Honeywell RT-300 Radio Altimeter Bandpass Filter Installation (FAA AD 2023-10-02 Terminating Action). Gulfstream Aerospace Corporation
- [STC ST04273CH](https://openairdocs.org/stc/ST04273CH): Installation of a GOGO Avance L5 Integrated in-flight connectivity system. Pentastar Aviation LLC
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST01109DE](https://openairdocs.org/stc/ST01109DE): Installation of Gogo MB13 Antennas. Peregrine
- [STC ST01066DE](https://openairdocs.org/stc/ST01066DE): Installation of the Aviation Clean Air Airborne Air & Surface Purification System. Lee Aerospace, Inc 
- [STC ST04159CH](https://openairdocs.org/stc/ST04159CH): Upgrade of Honeywell Primus II Communications Units RCZ-8XX Transponders to support Certification of Automatic Dependent Surveillance -Broadcast (ADS-B) Out. CMD Flight Solutions LLC
- [STC ST03424CH](https://openairdocs.org/stc/ST03424CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC
- [STC ST04348AT-D](https://openairdocs.org/stc/ST04348AT-D): Installation of Honeywell AIS-2000 High Definition (HD) Upgrade. Gulfstream Aerospace Corporation
- [STC ST00126IB](https://openairdocs.org/stc/ST00126IB): Replacement of Halon agent with alternate Halon-free Portable Fire Extinguisher agent. AMAC Aerospace Switzerland AG
- [STC ST04162CH](https://openairdocs.org/stc/ST04162CH): Installation of a Satcom System with associated Ka-Band Radome or KuKa Band Radome. Envoy Aerospace LLC
- [STC ST00105IB](https://openairdocs.org/stc/ST00105IB): Introduction of Activation of Wireless Charging Systems for Portable Electronic Devices. AMAC AEROSPACE SWITZERLAND AG
- [STC ST01985WI](https://openairdocs.org/stc/ST01985WI): Installation of the Garmin GI-275 I Electronic Standby Instrument (ESI). Peregrine
- [STC ST04787NY](https://openairdocs.org/stc/ST04787NY): Installation of True Blue Power TFC4000 AC-to-AC Converter. Sterling Helicopter
- [STC ST04544CH](https://openairdocs.org/stc/ST04544CH): Installation of a Viasat Business Aviation Router (VBR) P/N 1371388. StandardAero Business Aviation Services LLC
- [STC ST01997WI](https://openairdocs.org/stc/ST01997WI): Upgrade of Gogo Business Aviation AVANCE L5 to AVANCE L5/X3 System. Duncan Aviation Inc
- [STC ST01996WI](https://openairdocs.org/stc/ST01996WI): Installation of Gogo Business Aviation MB13 Antennas. Duncan Aviation Inc
- [STC ST04543CH](https://openairdocs.org/stc/ST04543CH): INSTALL VIASAT KUKA RADOME ASSEMBLY IAW FAA APPROVED MDL 1040248, REV. C., DATED 11/2/2022 OR LATER FAA APPROVED REVISION. STANDARDAERO BUSINESS AVIATION SERVICES LLC
- [STC ST01987WI](https://openairdocs.org/stc/ST01987WI): Limitation of Maximum Passenger Capacity to Nine (9). Duncan Aviation Inc
- [STC ST04778NY](https://openairdocs.org/stc/ST04778NY): Installation of the Universal Avionics Airborne Datalink System and Collins TDR-94D Mode S Transponder Automatic Dependent Surveillance-Broadcast (ADS-B) Out System. Mid Canada Mod Center
- [STC ST04345AT-D](https://openairdocs.org/stc/ST04345AT-D): Replace existing Flight Data Recorder with an Universal FDR-25. Gulfstream Aerospace Corporation
- [STC SA7527SW](https://openairdocs.org/stc/SA7527SW): Install Mark V Ground Proximity Proximity Warning System with Windshear detection. Honeywell International Inc
- [STC ST04335AT-D](https://openairdocs.org/stc/ST04335AT-D): Installation of Honeywell Display Unit Software Upgrade with SXM Weather. Gulfstream Aerospace Corporation
- [STC ST04352AT](https://openairdocs.org/stc/ST04352AT): Installation of a Talon Aerospace LED Replacement Navigation / Position Light. Aaxico Technical Services Inc
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST04466CH](https://openairdocs.org/stc/ST04466CH): Installation of a Universal Avionics Systems Corporation UNS-1Espw Flight Management System and a UL-801 Data Link System in accordance with West Star Aviation Master Data List, Doc. No. A20311L-135, Revision A, dated March 15, 2021, or later FAA approved revision. West Star Aviation
- [STC ST04339AT-D](https://openairdocs.org/stc/ST04339AT-D): Installation of Air Ionizer System. Gulfstream Aerospace Corporation
- [STC ST00412BO](https://openairdocs.org/stc/ST00412BO): Installation of Whelen non-required underwing wingtip flood lights. Whelen Aerospace Technologies
- [STC ST04333AT-D](https://openairdocs.org/stc/ST04333AT-D): Installation of Satcom Direct Gateway and WiFi Hub System. Gulfstream Aerospace Corporation
- [STC ST02731LA](https://openairdocs.org/stc/ST02731LA): Installation of Galley and Passenger Touch Screen Display Panel. Aerocon Engineering Co
- [STC ST04285AT-D](https://openairdocs.org/stc/ST04285AT-D): Installation of a Raytheon AN/APX-119 IFF Transponder. Gulfstream Aerospace Corporation
- [STC ST01270WI-D](https://openairdocs.org/stc/ST01270WI-D): Installation of Honeywell MK V and MK VII EGPWS Runway Awareness and Advisory System (RAAS). This approval is limited to specifically idenitfied aircraft. Duncan Aviation Inc
- [STC ST04483NY](https://openairdocs.org/stc/ST04483NY): Installation of Astronics T-310 KU SATCOM HSD System. Gulfstream Aerospace Ltd
- [STC ST01153LA](https://openairdocs.org/stc/ST01153LA): Installation of Honeywell/Rcal MCS 7000/4000 satellite data unit (SDU). Honeywell International Inc

All 730: https://openairdocs.org/model/gulfstream-aerospace-g-iv-g400/stcs.md

## PMA parts (OpenAirDocs) (over 1,000, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first.

- [S9413-008WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100392998020261009134008.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-008 · Oct 1, 2026
- [LSM-500-122](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124892535920260909145849.0001): Parmetheus Pro Instl. Whelen Aerospace Technologies · PMA PQ1372CE · Modification part · May 22, 2026
- [1-6111-200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147525697120260909150147.0001): Sunshade (RH). Aero Shade Technologies, Inc. · PMA PQ1468CE · Replaces 1-6111-200G · May 20, 2026
- [1-6112-200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139236897420260909150148.0001): Sunshade (LH). Aero Shade Technologies, Inc. · PMA PQ1468CE · Replaces 1-6112-200G · May 20, 2026
- [1-6111-200G](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID136329973320260909150147.0001): Sunshade (RH). Aero Shade Technologies, Inc. · PMA PQ1468CE · Replaces 1-6111-200G · May 20, 2026
- [1-6112-200G](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114812959820260909150148.0001): Sunshade (LH). Aero Shade Technologies, Inc. · PMA PQ1468CE · Replaces 1-6112-200G · May 20, 2026
- [307X](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116863945520260423171755.0001): 28V Ba15s SINGLECONTACT LED BULB. Aircraft Lighting International · PMA PQ2043NE · Replaces 307, 2232, 2232SB, 2233, MS35478-307 · Apr 15, 2026
- [51XXYYR](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID158037750820260317193210.0001): T5 LED DIRECT REPLACEMENT LAMP. Aircraft Lighting International · PMA PQ2043NE · Replaces General Electric 51XXCW/WW, Sylvania… · Jan 28, 2026
- [M32197631](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137884021420260211192753.0001): Cylinder Weldment. Ametek Ameron LLC d/b/a Mass Systems · PMA PQ1432NM · Replaces 32197631 · Jan 22, 2026
- [A-20608-416-005](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID196244221020260123214940.0001): NUTPLATE ASSY. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [A-20608-416-001](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186346109120260123214939.0001): HDX INSTL GIV-X. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [A-20608-416-003](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172840857320260123214940.0001): NUTPLATE ASSY. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [A-20608-416-007](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172802328420260123214941.0001): NUTPLATE ASSY. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [A-20608-416-002](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138293404320260123214940.0001): HDX INSTL 
G-IV. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [A-20608-415-101](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117119898820260123214939.0001): HDX ANTENNA RADIUS ADAPTER. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [A-20608-408-101](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114994020020260123214939.0001): ANTENNA FEEDTHRU ADAPTER PLATE. Pentastar Aviation LLC · PMA PQ4005CE · Modification part · Jan 21, 2026
- [2301224-2E](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172395378420260324201203.0001): Shell Assembly, Water Separator Inlet. EDC · PMA PQ1688CE · Replaces 2301224-2 · Dec 19, 2025
- [SD4010-250](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197417431820250731203349.0001): SATCOM DIRECTMODEM UNIT KA DC. Gogo Business Aviation LLC · PMA PQ2139NM · Replaces SD4010-250 · Jul 24, 2025
- [SD4020-100](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188121916320250731203350.0001): ADVANCED TAIL MOUNTANTENNA. Gogo Business Aviation LLC · PMA PQ2139NM · Replaces SD4020-100 · Jul 24, 2025
- [SD4020-200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139983462220250731203350.0001): ADVANCED TAIL MOUNTANTENNA (ATMA) KA. Gogo Business Aviation LLC · PMA PQ2139NM · Replaces SD4020-200 · Jul 24, 2025
- [SD4010-100](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132919840420250731203348.0001): SATCOM DIRECT MODEM UNIT. Gogo Business Aviation LLC · PMA PQ2139NM · Replaces SD4010-100 · Jul 24, 2025
- [SD4010-200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127886347920250731203348.0001): SATCOM DIRECTMODEM UNIT KA AC. Gogo Business Aviation LLC · PMA PQ2139NM · Replaces SD4010-200 · Jul 24, 2025
- [P-1119](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151016408320250602133044.0001): Seal Assy. Donaldson Company Inc · PMA PQ2432CE · Replaces 3830159-1 · May 23, 2025
- [24B508385P1-VA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147650250620260729204221.0001): Temperature Sensor Probe. Vogt Aero LLC · PMA PQ05310NM · Replaces 24B508385P1 · May 14, 2025
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141032716020250923105640.0001): VOGT AERO · PMA PQ05310NM · Apr 22, 2025
- [650-0100-04](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID183778606020250603134027.0001): Cellular Module (avCM 4G), GSM / GRPS 4G, Quad Band, SMA. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [802-0100-04](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID153982140520250603134035.0001): Kit, avCM 4G Adapter. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [804-1250-32](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147270668720250612143634.0001): avRDC MAX QAR. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [21149GK-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137159688020250612143626.0001): Installation Kit, miniQAR / avRDC QAR. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [804-1201, 804-1205, 804-1205-03, 804-1212, 804-1216](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132664093520250612143622.0001): miniQAR MKIII. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [400-21149G-3-305, 400-21149G-3-315, 400-21149G-3-405, 400-21149G-3-415, 400-21149G-3-505, 400-21149G-3-515, 400-21149G-3-605, 400-21149G-3-615, 400-21149G-3-915](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127179353120250603134042.0001): Assy, LRU Adapter (avRDC or MAX). Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [804-1250-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117143365520250612143630.0001): avRDC QAR. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [650-0100-05](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID107223462420250603134031.0001): Cellular Module, avCM LTE. Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [400-21149G-3-101, 400-21149G-3-103, 400-21149G-3-105, 400-21149G-3-111, 400-21149G-3-113, 400-21149G-3-115, 400-21149G-3-205, 400-21149G-3-215, 400-21149G-3-715, 400-21149G-3-815](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102286822920250603134038.0001): Assy, LRU Adapter (miniQAR MKIII). Avionica LLC. · PMA PQ1734CE · Modification part · Apr 18, 2025
- [51825WD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115778157820260923125057.0001): Plate, HoldDown. Wencor LLC (formerly Dixie Aerospace LLC) · PMA PQ1630CE · Replaces 51825 · Mar 3, 2025
- [663700-124WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170453396420250226225453.0001): Packing. Wencor, LLC · PMA PQ1370NM · Replaces 663700-124 · Jan 30, 2025
- [PM-122](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155479565120260625165812.0001): Navigation Light Lens Mask. PM Research, Inc. · PMA PQ10049NE · Modification part · Nov 20, 2024
- [447883LA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID140219421420241107175408.0001): Valve, Safety Assy. LanAir Research and Development Inc · PMA PQ1031NE · Replaces 447883 · Nov 5, 2024
- [HWP32991](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151766228420250306145523.0001): Heat Shield Spacer. Hemico Inc. · PMA PQ2145NE · Replaces 5010891 · Oct 16, 2024
- [858888-3WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162377583120250506130833.0001): Plate, Diaphragm Retaining. Wencor, LLC · PMA PQ1370NM · Replaces 858888-3 · Sep 29, 2024
- [858887-4WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115382668820250506130828.0001): Plate, Diaphragm-Backing. Wencor, LLC · PMA PQ1370NM · Replaces 858887-4 · Sep 29, 2024
- [LA449039](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188204022120241016174953.0001): Mask Lock. LanAir Research and Development Inc · PMA PQ1031NE · Replaces 449039 · Aug 28, 2024
- [LA01000X200A20B6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129665706520241016174901.0001): O-Ring. LanAir Research and Development Inc · PMA PQ1031NE · Replaces R01000X200A20B6 · Aug 28, 2024
- [KDL NT0078- KDL0-0400 and consists of the Kit numbers therein](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128067121420240905162602.0001): Kit Data List- G-IV. Nextant Aerospace LLC · PMA PQ04311CE · Modification part · Aug 27, 2024
- [01-0771888-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141255388620250408212106.0001): Model 7188801 LED Recog. Lt 28V. Whelen Aerospace Technologies · PMA PQ1372CE · Modification part · Aug 26, 2024
- [N1235XXXX](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146855138420240819142522.0001): Fluorescent Lamp. Aircraft Lighting International · PMA PQ2043NE · Replaces AL1235XXXX · Aug 6, 2024
- [9534576AB](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID125152278420250128190901.0001): Weight, Balance (1/4oz). Aero Brake & Spares Inc · PMA PQ0694SW · Replaces 9534576 · Apr 19, 2024
- [PM-121](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167356004220260702135223.0001): Radome Mask. PM Research, Inc. · PMA PQ10049NE · Modification part · Apr 11, 2024
- [47407-2WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108975376420240919140210.0001): Brush Assy - Motor. Wencor, LLC · PMA PQ1370NM · Replaces 47407-2 · Mar 28, 2024
- [804-1216](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182498045020240924135401.0001): miniQAR MKIII. Avionica LLC. · PMA pq1734ce · Modification part · Dec 8, 2023

All of them: https://openairdocs.org/model/gulfstream-aerospace-g-iv-g400/pma.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Gulfstream Aerospace G-IV](https://openairdocs.org/model/gulfstream-aerospace-g-iv): 357 registered aircraft, registry code 3980115
- [Gulfstream Aerospace G-IV (G350)](https://openairdocs.org/model/gulfstream-aerospace-g-iv-g350): 2 registered aircraft, registry code 3980206
- [Gulfstream Aerospace G-IV (G300)](https://openairdocs.org/model/gulfstream-aerospace-g-iv-g300): 2 registered aircraft, registry code 3980207

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