• Metal 00044A anode with a bolt on a white background, featuring 'Made in USA' text.
  • Technical drawing of a 00044A anode with dimensions labeled on a white background.
  • Diagram showing proper assembly of a 00044A anode with labeled parts on a white background.
  • Infographic highlighting the superiority of aluminum anodes with benefits listed.
  • Comparison chart between Aluminum and Zinc for water types and properties
  • Diagram showing an anode wear indicator on an anode with text about replacing it.
  • Diagram explaining how anodes work to prevent galvanic corrosion damage on boats.
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00044A for Trim Tab Anode — Replaces Mercury 31640Q4 & Honda 41107-ZW1-003ZA

00044A for Trim Tab Anode — Replaces Mercury 31640Q4 & Honda 41107-ZW1-003ZA

$11.20 USD
$11.20 USD
Sale Sold out
Shipping calculated at checkout.

Protect your outboard or outdrive with the 00044A aluminum trim tab anode. Designed as a precision-fit replacement for Mercury 31640Q4 and Honda 41107-ZW1-003ZA, this Navalloy® aluminum anode provides reliable corrosion protection in salt, brackish, and fresh water.

Manufactured in the USA to MIL-DTL-24779, the 00044A features a patented Red Spot® wear indicator for easy visual inspection. It is designed for Mercury and Mariner outboards 35 HP and up and MerCruiser Alpha 1 outdrives, with a mounting bolt and installation instructions included.

Key Features

  • Navalloy® aluminum trim tab anode
  • Replaces Mercury 31640Q4
  • Replaces Honda 41107-ZW1-003ZA
  • Designed for Mercury and Mariner outboards 35 HP and up
  • Fits MerCruiser Alpha 1 outdrives
  • Provides trim tab corrosion protection
  • Patented Red Spot® wear indicator for easy inspection
  • Suitable for salt, brackish, and fresh water
  • Manufactured in the USA to MIL-DTL-24779

Specifications

  • Material: Navalloy® Aluminum Alloy
  • Application: Mercury, Mariner, and MerCruiser applications
  • Protection Area: Trim tab
  • OEM Replacements: Mercury 31640Q4 / Honda 41107-ZW1-003ZA
  • Water Types: Salt, brackish, fresh
  • Manufacturing Standard: MIL-DTL-24779
  • Wear Indicator: Patented Red Spot® system
  • Weight: 0.4 lb (0.17 kg)

Includes

  • 00044A aluminum trim tab anode — Qty. 1
  • Mounting bolt
  • Installation instructions

Not sure which anode you need or where it is located? Use our Mercury Anode Locations guide or our Mercruiser Anode Locations guide to help identify the correct replacement and anode placement on your outboard.

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Product Product subtotal Quantity Price Product subtotal
Metal 00044A anode with a bolt on a white background, featuring 'Made in USA' text.
00044A for Trim Tab Anode — Replaces Mercury 31640Q4 & Honda 41107-ZW1-003ZA00044A
00044A for Trim Tab Anode — Replaces Mercury 31640Q4 & Honda 41107-ZW1-003ZA00044A
$11.20/ea		 $0.00
$11.20/ea $0.00
  • 5 stars: 0 (0%)
  • 4 stars: 1 (100%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
P
Paul Hammond

would get a 5 star but the mounting bolt was too long, so I had to trim it, and it could use a stainless washer to match a shorter bolt. But other than that, it fit well, looks like the original.