{"product_id":"mercury-harness-assy-84-898059t25","title":"Mercury – Tab Extension Harness Assembly | 25-Foot Trim Tab Lead | 84-898059T25","description":"\u003cp data-start=\"0\" data-end=\"83\"\u003e\u003cstrong data-start=\"0\" data-end=\"83\"\u003eMercury – Tab Extension Harness Assembly | 25-Foot Trim Tab Lead | 84-898059T25\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"85\" data-end=\"88\"\u003e\n\u003cp data-start=\"90\" data-end=\"102\"\u003e\u003cstrong data-start=\"90\" data-end=\"102\"\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"104\" data-end=\"525\"\u003eLarge boats and long rigging runs often need more room to position trim tab wiring cleanly. The Mercury 84-898059T25 Tab Extension Harness Assembly adds twenty-five feet of length, giving you the flexibility to route the harness through console chases, under-deck channels, or wide transom spans without stressing the original wiring. Once installed, the system responds smoothly and the rigging looks far more organized.\u003c\/p\u003e\n\u003chr data-start=\"527\" data-end=\"530\"\u003e\n\u003cp data-start=\"532\" data-end=\"548\"\u003e\u003cstrong data-start=\"532\" data-end=\"548\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"552\" data-end=\"647\"\u003e\n\u003cstrong data-start=\"552\" data-end=\"575\"\u003e25-Foot Extension –\u003c\/strong\u003e Provides maximum reach for long helm-to-transom trim tab wiring runs.\u003c\/li\u003e\n\u003cli data-start=\"650\" data-end=\"758\"\u003e\n\u003cstrong data-start=\"650\" data-end=\"678\"\u003eOEM Tab Harness Design –\u003c\/strong\u003e Built to extend Mercury trim tab system wiring with proper fit and shielding.\u003c\/li\u003e\n\u003cli data-start=\"761\" data-end=\"862\"\u003e\n\u003cstrong data-start=\"761\" data-end=\"791\"\u003eFlexible Routing Options –\u003c\/strong\u003e Ideal for larger hulls, complex rigging paths, or wide-beam layouts.\u003c\/li\u003e\n\u003cli data-start=\"865\" data-end=\"954\"\u003e\n\u003cstrong data-start=\"865\" data-end=\"893\"\u003eFactory Connector Ends –\u003c\/strong\u003e Ensures a secure, plug-in connection without modification.\u003c\/li\u003e\n\u003cli data-start=\"957\" data-end=\"1062\"\u003e\n\u003cstrong data-start=\"957\" data-end=\"985\"\u003eStable Electrical Path –\u003c\/strong\u003e Maintains consistent trim tab response across the entire extension length.\u003c\/li\u003e\n\u003cli data-start=\"1065\" data-end=\"1172\"\u003e\n\u003cstrong data-start=\"1065\" data-end=\"1096\"\u003eMarine-Ready Construction –\u003c\/strong\u003e Withstands vibration, moisture, and long-term movement in rigging spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1174\" data-end=\"1177\"\u003e\n\u003cp data-start=\"1179\" data-end=\"1196\"\u003e\u003cstrong data-start=\"1179\" data-end=\"1196\"\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1200\" data-end=\"1226\"\u003eMercury trim tab systems\u003c\/li\u003e\n\u003cli data-start=\"1229\" data-end=\"1270\"\u003eBoats requiring a 25-foot extension run\u003c\/li\u003e\n\u003cli data-start=\"1273\" data-end=\"1311\"\u003eLong helm-to-transom rigging layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1313\" data-end=\"1316\"\u003e\n\u003cp data-start=\"1318\" data-end=\"1354\"\u003e\u003cstrong data-start=\"1318\" data-end=\"1354\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1356\" data-end=\"1723\"\u003eThis extension harness gives you the reach needed to route trim tab wiring through the boat without tight bends or tension on the original harness. The added length is especially helpful on larger center consoles, dual-station boats, and wide transom designs. Once in place, the tab system behaves normally and the wiring stays protected and organized along its path.\u003c\/p\u003e\n\u003chr data-start=\"1725\" data-end=\"1728\"\u003e\n\u003cp data-start=\"1730\" data-end=\"1745\"\u003e\u003cstrong data-start=\"1730\" data-end=\"1745\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1747\" data-end=\"2089\"\u003eTrim tab wiring needs proper shielding and connector integrity to avoid signal issues. Mercury’s OEM extension harness matches the system’s electrical requirements, preventing the loose connections and intermittent performance common with aftermarket cables. The factory-grade build ensures long-term reliability in harsh marine environments.\u003c\/p\u003e\n\u003chr data-start=\"2091\" data-end=\"2094\"\u003e\n\u003cp data-start=\"2096\" data-end=\"2103\"\u003e\u003cstrong data-start=\"2096\" data-end=\"2103\"\u003eFAQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2105\" data-end=\"2262\"\u003e\u003cstrong data-start=\"2105\" data-end=\"2157\"\u003eQ1: When should I use the 25-foot tab extension?\u003c\/strong\u003e\u003cbr data-start=\"2157\" data-end=\"2160\"\u003eWhen the factory harness won't reach the helm or control module due to long or complex rigging routes.\u003c\/p\u003e\n\u003cp data-start=\"2264\" data-end=\"2391\"\u003e\u003cstrong data-start=\"2264\" data-end=\"2318\"\u003eQ2: Will this extra length affect tab performance?\u003c\/strong\u003e\u003cbr data-start=\"2318\" data-end=\"2321\"\u003eNo. The OEM cable maintains clear signal flow across the full 25 feet.\u003c\/p\u003e\n\u003cp data-start=\"2393\" data-end=\"2498\"\u003e\u003cstrong data-start=\"2393\" data-end=\"2433\"\u003eQ3: Is installation straightforward?\u003c\/strong\u003e\u003cbr data-start=\"2433\" data-end=\"2436\"\u003eYes. It plugs inline and routes like any standard tab harness.\u003c\/p\u003e\n\u003cp data-start=\"2500\" data-end=\"2609\"\u003e\u003cstrong data-start=\"2500\" data-end=\"2539\"\u003eQ4: Does it work well in saltwater?\u003c\/strong\u003e\u003cbr data-start=\"2539\" data-end=\"2542\"\u003eYes. The jacket and connectors are designed for long-term exposure.\u003c\/p\u003e\n\u003cp data-start=\"2611\" data-end=\"2773\"\u003e\u003cstrong data-start=\"2611\" data-end=\"2679\"\u003eQ5: Does the added length reduce strain on the original harness?\u003c\/strong\u003e\u003cbr data-start=\"2679\" data-end=\"2682\"\u003eAbsolutely—extra reach allows cleaner routing and avoids over-tightening the primary cable.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46936024678691,"sku":"84-898059T25","price":596.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV505238.jpg?v=1698795816","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-harness-assy-84-898059t25","provider":"PartsVu","version":"1.0","type":"link"}