{"product_id":"mercury-w-anode-trim-tabo-b-mc-mz-31640q4","title":"Mercury – Quicksilver Trim Tab Anode | Corrosion Protection \u0026amp; Steering Aid | Cast Aluminum | 31640Q4","description":"\u003cp data-start=\"0\" data-end=\"106\"\u003e\u003cstrong data-start=\"0\" data-end=\"104\"\u003eMercury – Quicksilver Trim Tab Anode | Corrosion Protection \u0026amp; Steering Aid | Cast Aluminum | 31640Q4\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"108\" data-end=\"111\"\u003e\n\u003ch3 data-start=\"113\" data-end=\"131\"\u003e\u003cstrong data-start=\"117\" data-end=\"129\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"132\" data-end=\"742\"\u003eProtecting your outboard or sterndrive from corrosion is just as important as keeping it running strong. The \u003cstrong data-start=\"241\" data-end=\"303\"\u003eMercury Marine 31640Q4 Quicksilver Aluminum Trim Tab Anode\u003c\/strong\u003e does both — it shields your lower unit from galvanic corrosion \u003cem data-start=\"367\" data-end=\"372\"\u003eand\u003c\/em\u003e provides subtle steering assistance through its hydrodynamic design. Built for \u003cstrong data-start=\"452\" data-end=\"494\"\u003eMercury and Mariner 30–200HP outboards\u003c\/strong\u003e and \u003cstrong data-start=\"499\" data-end=\"540\"\u003eMerCruiser sterndrives (except Bravo)\u003c\/strong\u003e, this anode is made from \u003cstrong data-start=\"566\" data-end=\"592\"\u003emil-spec cast aluminum\u003c\/strong\u003e that lasts longer than traditional zinc. It’s easy to install, simple to inspect, and crucial for keeping your drive protected season after season.\u003c\/p\u003e\n\u003chr data-start=\"744\" data-end=\"747\"\u003e\n\u003ch3 data-start=\"749\" data-end=\"771\"\u003e\u003cstrong data-start=\"753\" data-end=\"769\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"774\" data-end=\"859\"\u003e\n\u003cstrong data-start=\"774\" data-end=\"786\"\u003ePurpose:\u003c\/strong\u003e Guards your gearcase housing and drive system from galvanic corrosion.\u003c\/li\u003e\n\u003cli data-start=\"862\" data-end=\"967\"\u003e\n\u003cstrong data-start=\"862\" data-end=\"873\"\u003eDesign:\u003c\/strong\u003e Dual-purpose \u003cstrong data-start=\"887\" data-end=\"905\"\u003etrim tab anode\u003c\/strong\u003e adds steering balance while protecting critical components.\u003c\/li\u003e\n\u003cli data-start=\"970\" data-end=\"1075\"\u003e\n\u003cstrong data-start=\"970\" data-end=\"983\"\u003eMaterial:\u003c\/strong\u003e Made from \u003cstrong data-start=\"994\" data-end=\"1011\"\u003ecast aluminum\u003c\/strong\u003e, meeting or exceeding \u003cstrong data-start=\"1034\" data-end=\"1053\"\u003eMIL-A-24779(SH)\u003c\/strong\u003e military standards.\u003c\/li\u003e\n\u003cli data-start=\"1078\" data-end=\"1188\"\u003e\n\u003cstrong data-start=\"1078\" data-end=\"1094\"\u003ePerformance:\u003c\/strong\u003e Provides more effective corrosion protection than zinc and works in \u003cstrong data-start=\"1163\" data-end=\"1185\"\u003efresh or saltwater\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1191\" data-end=\"1288\"\u003e\n\u003cstrong data-start=\"1191\" data-end=\"1208\"\u003eInstallation:\u003c\/strong\u003e Simple to replace using basic tools; check prop clearance after installation.\u003c\/li\u003e\n\u003cli data-start=\"1291\" data-end=\"1410\"\u003e\n\u003cstrong data-start=\"1291\" data-end=\"1309\"\u003eCompatibility:\u003c\/strong\u003e Fits \u003cstrong data-start=\"1315\" data-end=\"1357\"\u003eMercury and Mariner 30–200HP outboards\u003c\/strong\u003e and all \u003cstrong data-start=\"1366\" data-end=\"1407\"\u003eMerCruiser drives except Bravo models\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1412\" data-end=\"1415\"\u003e\n\u003ch3 data-start=\"1417\" data-end=\"1454\"\u003e\u003cstrong data-start=\"1421\" data-end=\"1452\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1457\" data-end=\"1529\"\u003eDesigned for \u003cstrong data-start=\"1470\" data-end=\"1526\"\u003eMercury and Mariner outboards from 30–200 horsepower\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1532\" data-end=\"1595\"\u003eAlso fits \u003cstrong data-start=\"1542\" data-end=\"1592\"\u003eall MerCruiser sterndrives except Bravo drives\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1598\" data-end=\"1667\"\u003eCommonly used on \u003cstrong data-start=\"1615\" data-end=\"1664\"\u003ebass boats, cruisers, pontoons, and runabouts\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1670\" data-end=\"1729\"\u003eSuitable for both \u003cstrong data-start=\"1688\" data-end=\"1716\"\u003efreshwater and saltwater\u003c\/strong\u003e operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1731\" data-end=\"1734\"\u003e\n\u003ch3 data-start=\"1736\" data-end=\"1778\"\u003e\u003cstrong data-start=\"1740\" data-end=\"1776\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1779\" data-end=\"2038\"\u003eThe \u003cstrong data-start=\"1783\" data-end=\"1800\"\u003e31640Q4 anode\u003c\/strong\u003e does more than just protect metal — it keeps your boat running true. The hydrodynamic shape helps balance steering torque, while the aluminum alloy sacrifices itself to corrosion before your gearcase or drive components can be damaged.\u003c\/p\u003e\n\u003cp data-start=\"2040\" data-end=\"2390\"\u003eCompared to zinc, this aluminum anode lasts longer, reacts faster, and performs in a wider range of waters, including brackish or mixed conditions. Once installed, it quietly goes to work, guarding your engine’s most exposed parts from electrolysis and corrosion. Inspecting it once or twice a season ensures your system stays protected year-round.\u003c\/p\u003e\n\u003chr data-start=\"2392\" data-end=\"2395\"\u003e\n\u003ch3 data-start=\"2397\" data-end=\"2418\"\u003e\u003cstrong data-start=\"2401\" data-end=\"2416\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2419\" data-end=\"2670\"\u003eMercury’s \u003cstrong data-start=\"2429\" data-end=\"2452\"\u003eQuicksilver 31640Q4\u003c\/strong\u003e is a \u003cstrong data-start=\"2458\" data-end=\"2482\"\u003egenuine factory part\u003c\/strong\u003e, engineered for the exact metallurgy and balance your drive system needs. Aftermarket anodes can use impure or inconsistent alloys that wear unevenly or provide poor electrical contact.\u003c\/p\u003e\n\u003cp data-start=\"2672\" data-end=\"2927\"\u003eWith Mercury OEM, you get a part that’s been tested for fit, corrosion performance, and hydrodynamic stability. It installs easily, fits perfectly, and lasts longer — a simple, low-cost investment that protects the rest of your drive from costly damage.\u003c\/p\u003e\n\u003chr data-start=\"2929\" data-end=\"2932\"\u003e\n\u003ch3 data-start=\"2934\" data-end=\"2947\"\u003e\u003cstrong data-start=\"2938\" data-end=\"2945\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2949\" data-end=\"3104\"\u003e\u003cstrong data-start=\"2949\" data-end=\"3002\"\u003eQ1: Which engines and drives does this anode fit?\u003c\/strong\u003e\u003cbr data-start=\"3002\" data-end=\"3005\"\u003eIt fits \u003cstrong data-start=\"3013\" data-end=\"3055\"\u003eMercury and Mariner 30–200HP outboards\u003c\/strong\u003e and \u003cstrong data-start=\"3060\" data-end=\"3086\"\u003eMerCruiser sterndrives\u003c\/strong\u003e (except Bravo).\u003c\/p\u003e\n\u003cp data-start=\"3106\" data-end=\"3253\"\u003e\u003cstrong data-start=\"3106\" data-end=\"3134\"\u003eQ2: What’s it made from?\u003c\/strong\u003e\u003cbr data-start=\"3134\" data-end=\"3137\"\u003eIt’s made from \u003cstrong data-start=\"3152\" data-end=\"3169\"\u003ecast aluminum\u003c\/strong\u003e, built to \u003cstrong data-start=\"3180\" data-end=\"3199\"\u003eMIL-A-24779(SH)\u003c\/strong\u003e military standards for marine corrosion protection.\u003c\/p\u003e\n\u003cp data-start=\"3255\" data-end=\"3386\"\u003e\u003cstrong data-start=\"3255\" data-end=\"3304\"\u003eQ3: Can I use it in both fresh and saltwater?\u003c\/strong\u003e\u003cbr data-start=\"3304\" data-end=\"3307\"\u003eYes — aluminum anodes perform in both environments and last longer than zinc.\u003c\/p\u003e\n\u003cp data-start=\"3388\" data-end=\"3532\"\u003e\u003cstrong data-start=\"3388\" data-end=\"3428\"\u003eQ4: How often should it be replaced?\u003c\/strong\u003e\u003cbr data-start=\"3428\" data-end=\"3431\"\u003eInspect it regularly and replace when pitting or heavy corrosion appears — usually once per season.\u003c\/p\u003e\n\u003cp data-start=\"3534\" data-end=\"3695\"\u003e\u003cstrong data-start=\"3534\" data-end=\"3571\"\u003eQ5: Why use an OEM Mercury anode?\u003c\/strong\u003e\u003cbr data-start=\"3571\" data-end=\"3574\"\u003eOEM parts ensure proper alloy mix, correct fit, and balanced performance — all essential for real corrosion protection.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46933626749219,"sku":"97-31640Q4","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/31640q4_main.jpg?v=1760631160","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-w-anode-trim-tabo-b-mc-mz-31640q4","provider":"PartsVu","version":"1.0","type":"link"}