Have a great Christmas and a Happy New Year! Our staff is on their winter break until Jan 5 2026. Orders placed now will be shipped when we get back.

Welcome to PartsDuck, the customer-first boat parts store.
1 2
MERCURY/QUICKSILVER  |  SKU: 710-97-31640Q4

OEM Mercury / Quicksilver Aluminum Trim Tab Anode 31640Q4

$19.80

🛡️ Lifetime Parts Guarantee

We’ve got your back: For real, For life. Learn More

Free Shipping On All Orders!

(Normally)In stock items ship same or next business day from the closest of our 20 warehouses with stock. $6.99 flat rate, or free over $100.

Phone Support (856) 666-7986

Call us with questions 9-5 Monday - Friday.

(856) 666-7986

No Fee Returns for 30 Days

Call us with questions 9-5 Monday - Friday.

(856) 666-7986

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.