Airworthiness Directive
AD 2025-23-07: Main Rotor Transmission Mount
Airworthiness Directives; Airbus Helicopters
- Effective
- Jan 12, 2026
- Published
- Dec 8, 2025
- Registered aircraft
- 6
Models this AD may apply to
AI-extracted — verify against originalMatched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.
Aircraft
- Airbus Helicopters AS332L2
- Airbus Helicopters EC225 LP
- Only with: AS 332L2 with MGB suspension bar front attachment bolt P/N 332A22-1613-20 or -21, rear attachment bolt P/N 332A22-1614-20, front attachment fitting P/N 332A22-1623-01, rear LH fitting P/N 332A22-1624-02 or -04, or rear RH fitting P/N 332A22-1624-03 or -05 installed; EC 225LP with front attachment bolt P/N 332A22-1613-21 or rear attachment bolt P/N 332A22-1614-20 installed.
- Only with: AS 332L2 with MGB suspension bar front attachment bolt P/N 332A22-1613-20 or -21, rear attachment bolt P/N 332A22-1614-20, front attachment fitting P/N 332A22-1623-01, rear LH fitting P/N 332A22-1624-02 or -04, or rear RH fitting P/N 332A22-1624-03 or -05 installed; EC 225LP with front attachment bolt P/N 332A22-1613-21 or rear attachment bolt P/N 332A22-1614-20 installed.
Applicability
From the AD textThis AD applies to Airbus Helicopters, certificated in any category, identified in paragraphs (c)(1) and (2) of this AD. (1) Model AS 332L2 helicopters with a main gearbox (MGB) suspension bar front attachment bolt part number (P/N) 332A22-1613-20 or 332A22-1613-21, MGB suspension bar rear attachment bolt P/N 332A22-1614-20, MGB suspension bar front attachment fitting P/N 332A22-1623-01, MGB suspension bar rear left-hand attachment fitting P/N 332A22-1624-02 or 332A22-1624-04, or MGB suspension bar rear right-hand attachment fitting P/N 332A22-1624-03 or 332A22-1624-05 installed. (2) Model EC 225LP helicopters with MGB suspension bar front attachment bolt P/N 332A22-1613-21 or MGB suspension bar rear attachment bolt P/N 332A22-1614-20 installed.
Related ADs
Supersedes or revises AD 2020-06-12.
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