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Martyr Anodes CM852835A Aluminum Transom Bar Anode for Volvo Penta

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

CM852835A
06/03/2036 8:36 AM
Sale Price

$16.50

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Martyr Anodes CM852835A is a high-quality aluminum transom bar anode specifically designed for Volvo Penta sterndrives and outboard motors. This sacrificial anode provides essential corrosion protection for your drive unit by attracting galvanic current and corroding in place of more expensive metal components.

Key Features:

  • Precision-engineered to fit Volvo Penta transom assemblies
  • Manufactured from high-grade aluminum alloy for saltwater and brackish water applications
  • Direct replacement for Volvo Penta OEM part number 852835
  • Easy bolt-on installation with pre-drilled mounting holes
  • Protects expensive drive components from galvanic corrosion

Martyr is the only manufacturer of sacrificial anodes made to strict military specifications, ensuring consistent quality and reliable corrosion protection. Regular inspection and replacement of sacrificial anodes is essential preventive maintenance that can save thousands of dollars in drive unit repairs.

Its online. Its easy. Duh

cool

Ordered a Kirkey seat from them. They had the lowest price I could find and shipped that day. Ordered on Friday and received on Tuesday. It was well packed and perfect. I'd certainly do business with them again.<br>

Great

Ordering was easy and had items in stock. Will see how fast shipping is...

Easy site to navigate and nice prices! Installation was ad avertised-took a little lo0ndre than an hour before I was on the road!

LEARNING AND LOOKING FOR BETTER SERVICE

Not bad if you know what your looking for

very quick to find the right parts and being able to use Amazon account to pay was an added bonus!

Great price, fast shipping, excellent customer service. I will definitely do business with them in the future.

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