{"product_id":"yamaha-lower-unit-assembly-64p-45300-16-8d","title":"Yamaha - Lower Unit Assembly 64P-45300-16-8D","description":"\u003ch2 data-section-id=\"10lhffp\" data-start=\"0\" data-end=\"72\"\u003eYamaha - Lower Unit Assembly - Drivetrain Component - 64P-45300-16-8D\u003c\/h2\u003e\n\u003chr data-start=\"74\" data-end=\"77\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"79\" data-end=\"90\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"91\" data-end=\"497\"\u003eWhen a lower unit starts giving out, you usually know it—noise, rough shifting, or just not feeling right under load. I’ve seen plenty of cases where trying to patch one together just leads to more time and money down the line. A complete assembly like this gets everything back to factory condition in one shot. It’s the kind of replacement that brings confidence back the moment you drop it in the water.\u003c\/p\u003e\n\u003chr data-start=\"499\" data-end=\"502\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"504\" data-end=\"519\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"520\" data-end=\"1008\"\u003e\n\u003cli data-section-id=\"1aberjq\" data-start=\"520\" data-end=\"629\"\u003e\n\u003cstrong data-start=\"522\" data-end=\"554\"\u003eComplete Lower Unit Assembly\u003c\/strong\u003e – Provides a full replacement for worn or damaged drivetrain components.\u003c\/li\u003e\n\u003cli data-section-id=\"11bb9pi\" data-start=\"630\" data-end=\"721\"\u003e\n\u003cstrong data-start=\"632\" data-end=\"657\"\u003eSmooth Power Transfer\u003c\/strong\u003e – Delivers consistent power from the engine to the propeller.\u003c\/li\u003e\n\u003cli data-section-id=\"1kjl1qm\" data-start=\"722\" data-end=\"808\"\u003e\n\u003cstrong data-start=\"724\" data-end=\"752\"\u003ePrecision Gear Alignment\u003c\/strong\u003e – Supports reliable shifting and efficient operation.\u003c\/li\u003e\n\u003cli data-section-id=\"13dmy28\" data-start=\"809\" data-end=\"904\"\u003e\n\u003cstrong data-start=\"811\" data-end=\"842\"\u003eDurable Marine Construction\u003c\/strong\u003e – Built to handle load, impact, and harsh water conditions.\u003c\/li\u003e\n\u003cli data-section-id=\"lk6t3v\" data-start=\"905\" data-end=\"1008\"\u003e\n\u003cstrong data-start=\"907\" data-end=\"937\"\u003eCorrosion-Resistant Finish\u003c\/strong\u003e – Designed to hold up in both freshwater and saltwater environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1010\" data-end=\"1013\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1015\" data-end=\"1045\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cul data-start=\"1046\" data-end=\"1312\"\u003e\n\u003cli data-section-id=\"b39as6\" data-start=\"1046\" data-end=\"1128\"\u003eDesigned for Yamaha outboard engines with compatible lower unit configurations\u003c\/li\u003e\n\u003cli data-section-id=\"734qu0\" data-start=\"1129\" data-end=\"1183\"\u003eFits a range of mid-range horsepower Yamaha models\u003c\/li\u003e\n\u003cli data-section-id=\"oifnyp\" data-start=\"1184\" data-end=\"1243\"\u003eSuitable for both freshwater and saltwater applications\u003c\/li\u003e\n\u003cli data-section-id=\"1g8ej61\" data-start=\"1244\" data-end=\"1312\"\u003eIdeal for full lower unit replacement or major drivetrain repair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1314\" data-end=\"1317\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"1319\" data-end=\"1325\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1327\" data-end=\"1481\"\u003e\u003cstrong data-start=\"1327\" data-end=\"1386\"\u003eQ: What are the signs I need a new lower unit assembly?\u003c\/strong\u003e\u003cbr data-start=\"1386\" data-end=\"1389\"\u003eA: Grinding noise, vibration, hard shifting, or water in the gear oil are common indicators.\u003c\/p\u003e\n\u003cp data-start=\"1483\" data-end=\"1599\"\u003e\u003cstrong data-start=\"1483\" data-end=\"1524\"\u003eQ: Is this a direct replacement unit?\u003c\/strong\u003e\u003cbr data-start=\"1524\" data-end=\"1527\"\u003eA: Yes, it’s built to Yamaha specifications for proper fit and function.\u003c\/p\u003e\n\u003cp data-start=\"1601\" data-end=\"1753\"\u003e\u003cstrong data-start=\"1601\" data-end=\"1660\"\u003eQ: Can I rebuild my lower unit instead of replacing it?\u003c\/strong\u003e\u003cbr data-start=\"1660\" data-end=\"1663\"\u003eA: You can, but if multiple components are worn, a full assembly is usually more reliable.\u003c\/p\u003e\n\u003cp data-start=\"1755\" data-end=\"1893\"\u003e\u003cstrong data-start=\"1755\" data-end=\"1788\"\u003eQ: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"1788\" data-end=\"1791\"\u003eA: It’s manageable if you’ve done lower unit work before, but many prefer a mechanic for proper setup.\u003c\/p\u003e\n\u003cp data-start=\"1895\" data-end=\"2040\"\u003e\u003cstrong data-start=\"1895\" data-end=\"1948\"\u003eQ: Does saltwater use affect lower unit lifespan?\u003c\/strong\u003e\u003cbr data-start=\"1948\" data-end=\"1951\"\u003eA: Yes, regular maintenance and gear oil checks are key to preventing corrosion and wear.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46938685374755,"sku":"64P-45300-16-8D","price":3405.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV809437_1.jpg?v=1698806259","url":"https:\/\/partsvu.com\/en-mx\/products\/yamaha-lower-unit-assembly-64p-45300-16-8d","provider":"PartsVu","version":"1.0","type":"link"}