Event Brief
UPDATED May 21, 2026 at 9:18 AM ET
May 19, 2026 at 7:02 AM ET
Army grounds AH-64E improved drive main transmissions
By The BriefBrief
An Army safety document says AH-64E improved drive main transmissions can fail, prompting grounding of affected units.
WHO: U.S. Army
WHAT: Army investigation finds AH-64E improved drive main transmissions can experience internal failure causing loss of tail rotor thrust, electrical power, and hydraulics; affected transmissions are to be grounded pending guidance.
WHEN: May 19, 2026 at 6:00 AM ET
WHERE: Location not specified
WHY: The improved drive main transmissions can experience internal failure that can lead to loss of tail rotor thrust, electrical power, and hydraulics.
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