2026-01-03: Main Landing Gear

1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. 2. The FAA amends § 39.13 by adding the following new airworthiness directive: 2026-01-03 Gulfstream Aerospace Corporation: Amendment 39-23231; Docket No. FAA-2025-1349; Project Identifier AD-2025-00310-T. (a) Effective Date This airworthiness directive (AD) is effective February 24, 2026. (b) Affected ADs None. (c) Applicability This AD applies to all Gulfstream Aerospace Corporation Model GVII-G500 and GVII-G600 airplanes, certificated in any category. (d) Subject Air Transport Association (ATA) of America Code 32, Main Landing Gear. (e) Unsafe Condition This AD was prompted by a determination that new and more restrictive airworthiness limitations are necessary. The FAA is issuing this AD to prevent failure of principal structural elements throughout the service life of each part. This condition, if not addressed, could compromise the structural integrity of the airplane. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Maintenance or Inspection Program Revision Within 30 days after the effective date of this AD, revise the existing maintenance or inspection program, as applicable, to incorporate the information specified in Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G500 Aircraft Maintenance Manual (AMM), Revision 18, dated March 29, 2024; and Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G600 AMM, Revision 14, dated March 29, 2024; as applicable. The initial compliance time for doing the tasks is at the time specified in Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G500 AMM, Revision 18, dated March 29, 2024; and Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G600 AMM, Revision 14, dated March 29, 2024; as applicable, or within 30 days after the effective date of this AD, whichever occurs later. Using a later revision of Section 05-10-10 of the applicable AMM with information identical to that contained in Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G500 AMM, Revision 18, dated March 29, 2024; and Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G600 AMM, Revision 14, dated March 29, 2024; as applicable, is acceptable for compliance with the requirements of this paragraph. (h) No Alternative Actions or Intervals After the existing maintenance or inspection program has been revised as required by paragraph (g) of this AD, no alternative actions ( e.g., inspections) or intervals may be used unless the actions and intervals are approved as an alternative method of compliance (AMOC) in accordance with the procedures specified in paragraph (j) of this AD. (i) Special Flight Permits Special flight permits, as described in 14 CFR 21.197 and 21.199, are not allowed. (j) Alternative Methods of Compliance (AMOCs) The Manager, East Certification Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or responsible Flight Standards Office, as appropriate. If sending information directly to the manager of the East Certification Branch, send it to the attention of the person identified in paragraph (k) of this AD. Information may be emailed to: AMOC@faa.gov. Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the responsible Flight Standards Office. (k) Additional Information For more information about this AD, contact Jeffrey Johnson, Aviation Safety Engineer, FAA, 1701 Columbia Avenue, College Park, GA 30337; phone: 404-474-5554; email: ecb-cos@faa.gov. (l) Material Incorporated by Reference (1) The Director of the Federal Register approved the incorporation by reference of the material listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51. (2) You must use this material as applicable to do the actions required by this AD, unless the AD specifies otherwise. (i) Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G500 Aircraft Maintenance Manual (AMM), Revision 18, dated March 29, 2024. (ii) Section 05-10-10, "Airworthiness Limitations," Chapter 05, "Time Limits/Maintenance Checks," Gulfstream GVII-G600 AMM, Revision 14, dated March 29, 2024. (3) For Gulfstream material identified in this AD, contact Gulfstream Aerospace Corporation, Technical Publications Dept., P.O. Box 2206, Savannah, GA 31402-2206; telephone 800-810-4853; email pubs@gulfstream.com; website gulfstream.com/en/customer-support. (4) You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195. (5) You may view this material at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, visit www.archives.gov/federal-register/cfr/ibr-locations or email fr.inspection@nara.gov. Issued on January 14, 2026. Christopher R. Parker, Acting Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2026-00994 Filed 1-16-26; 8:45 am]BILLING CODE 4910-13-P