OEM Mercury / Quicksilver Aluminum Trim Tab Anode 31640Q4
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🛡️ PARTSDUCK Promise - Best price, great support & more
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Description
Description
OEM Mercury/Quicksilver trim-tab (anti-ventilation plate) anode made from cast aluminum, suitable for both freshwater and saltwater use.
- Designed for Mercury/Mariner outboards from 35 HP and up, and all MerCruiser drives—excluding Bravo series
- Provides hydrodynamic steering assist and sacrificial corrosion protection
- Helps counteract propeller torque and improve handling
- Supersedes MIL‑A‑24779(SH) military corrosion protection standards
- Easy bolt-on installation; check for propeller clearance during service
May fit various outboard and sterndrive models outside of Bravo drives—verify compatibility with engine or drive serial number before ordering.

