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Martyr Anodes CM3588745A Aluminum Anode for Volvo Penta Outdrives

Manufacturer

Martyr Anodes

<h3>About Martyr Anodes</h3><p>When it comes to defending a vessel against galvanic corrosion, few names carry the authority of <strong>Martyr Anodes</strong>. A flagship brand within the <strong>CMP Group</strong>, Martyr has its roots in foundry operations that date back to the early 1900s in Vancouver, BC, growing from a local manufacturer into a globally recognized leader in marine cathodic protection. Today, the brand supplies boaters, commercial operators, and marine professionals worldwide with sacrificial anodes engineered to guard hulls, propellers, rudders, shafts, engines, and other submerged components from the relentless effects of corrosion.</p><h3>Three Alloys, Every Water Type</h3><p>What sets Martyr apart from competing anode manufacturers is its position as the only brand to offer all three protective alloys — zinc, aluminum, and magnesium — under a single product line. This matters because the correct alloy depends entirely on the water environment a vessel operates in. Zinc anodes are the classic choice for aggressive saltwater conditions, while aluminum anodes are preferred for saltwater and brackish environments, offering superior corrosion resistance with a reduced environmental footprint. Magnesium anodes are the go-to solution for freshwater use, delivering effective sacrificial protection without degrading too quickly. Whatever the operating environment, Martyr has an engineered solution to match.</p><h3>Military-Grade Manufacturing Standards</h3><p>Martyr does not cut corners on metallurgy. Every anode is pressure die-cast and manufactured to meet or exceed <strong>U.S. Military alloy specifications</strong>, using only high-purity metals. Each alloy batch is lab-tested with full certification and traceability available upon request. This rigorous quality management — operating under an ISO 9001 framework — ensures that each anode delivers consistent, long-lasting galvanic performance across a wide range of marine environments, from recreational pleasure craft to commercial vessels and naval applications.</p><h3>Anode Kits for Simplified Protection</h3><p>For boaters who want a complete, hassle-free maintenance solution, Martyr&rsquo;s <a href="/7452-martyr-anodes-anode-kits-200102">Anode Kits</a> offer pre-packaged sets engineered for specific engine models and boat types. Compatible with major marine engine brands including Yamaha, Mercury, Volvo, and MerCruiser, these kits take the guesswork out of corrosion protection and ensure every critical system receives optimal coverage in a single purchase.</p><h3>Sustainability at the Core</h3><p>Martyr and the CMP Group have made environmental stewardship a cornerstone of their mission. Traditional zinc anodes can contain cadmium, a metal that poses risks to aquatic ecosystems. Martyr actively advocates for the adoption of aluminum and magnesium alternatives that deliver equal or superior protection while minimizing harm to marine environments — embodying the brand&rsquo;s philosophy of &ldquo;Protect your boat, protect our waters.&rdquo; With over 1,000 anode types available and a catalog that fits virtually every major marine engine and boat model, Martyr remains one of the most comprehensive and trusted sources for marine corrosion protection in the world.</p>

Part Number

CM3588745A
06/03/2036 9:39 AM
Sale Price

$19.98

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Martyr CM3588745A is a direct replacement aluminum anode designed specifically for Volvo Penta stern drives and outdrives. This sacrificial anode provides essential corrosion protection for your marine drive unit by attracting galvanic corrosion away from critical metal components.

Key Features:

  • Precision engineered to meet or exceed OEM specifications for Volvo Penta part number 3588745
  • Manufactured from high-grade aluminum alloy for optimal protection in salt and brackish water environments
  • Direct bolt-on replacement for factory trim tab anodes
  • Designed to sacrifice itself to protect expensive drive components from galvanic corrosion
  • Easy installation with proper hardware included

Application Note: This aluminum anode is specifically formulated for salt water and brackish water use. Always verify propeller clearance after installation to ensure proper fit and operation. For freshwater applications, magnesium anodes are recommended; for saltwater, zinc anodes are an alternative option.

Regular inspection and replacement of sacrificial anodes is critical for maintaining the longevity of your Volvo Penta outdrive system. Replace anodes when they have eroded to approximately 50% of their original size.

Products specifications

Description

SX-A/ DPS Transom Bar

Material

Alum.

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First time

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Definitely the lowest price! Quick shipping, and great communication and follow-through.

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