{"product_id":"yamaha-lower-unit-assembly-61n-45300-01-8d","title":"Yamaha Lower Unit Assembly - 61N-45300-01-8D","description":"\u003ch2 data-section-id=\"1lhalaq\" data-start=\"0\" data-end=\"73\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3\" data-end=\"73\"\u003eYamaha - Lower Unit Assembly - Drivetrain System - 61N-45300-01-8D\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003chr data-start=\"75\" data-end=\"78\"\u003e\n\u003ch2 data-section-id=\"1i9hwo6\" data-start=\"80\" data-end=\"97\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"83\" data-end=\"95\"\u003eOverview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"98\" data-end=\"598\"\u003eWhen a lower unit starts giving you trouble—hard shifting, noise, or loss of push—it’s usually not something you want to patch together piece by piece. A full assembly like this saves time and gets your motor back to running the way it should. It’s built to handle the constant load of transferring engine power straight to the water without hesitation. Whether you’re running offshore or just cruising inland, this is the kind of replacement that helps restore confidence every time you throttle up.\u003c\/p\u003e\n\u003chr data-start=\"600\" data-end=\"603\"\u003e\n\u003ch2 data-section-id=\"1bqk1w5\" data-start=\"605\" data-end=\"626\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"608\" data-end=\"624\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"628\" data-end=\"762\"\u003e• \u003cstrong data-start=\"630\" data-end=\"662\"\u003eComplete Lower Unit Assembly\u003c\/strong\u003e – Provides a full replacement solution without needing to rebuild individual internal components.\u003c\/p\u003e\n\u003cp data-start=\"764\" data-end=\"894\"\u003e• \u003cstrong data-start=\"766\" data-end=\"794\"\u003eReliable Gear Engagement\u003c\/strong\u003e – Supports smooth shifting between forward, neutral, and reverse under real operating conditions.\u003c\/p\u003e\n\u003cp data-start=\"896\" data-end=\"1001\"\u003e• \u003cstrong data-start=\"898\" data-end=\"925\"\u003eHeavy-Duty Construction\u003c\/strong\u003e – Designed to handle torque, water pressure, and long hours on the water.\u003c\/p\u003e\n\u003cp data-start=\"1003\" data-end=\"1110\"\u003e• \u003cstrong data-start=\"1005\" data-end=\"1029\"\u003ePrecision Fit Design\u003c\/strong\u003e – Matches Yamaha factory specifications for proper installation and alignment.\u003c\/p\u003e\n\u003chr data-start=\"1112\" data-end=\"1115\"\u003e\n\u003ch2 data-section-id=\"bf5ct7\" data-start=\"1117\" data-end=\"1153\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1120\" data-end=\"1151\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1154\" data-end=\"1315\"\u003eCompatible with select Yamaha outboard engines requiring part number 61N-45300-01-8D. Always verify your engine model and serial range to ensure correct fitment.\u003c\/p\u003e\n\u003chr data-start=\"1317\" data-end=\"1320\"\u003e\n\u003ch2 data-section-id=\"1fngur7\" data-start=\"1322\" data-end=\"1334\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1325\" data-end=\"1332\"\u003eFAQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1336\" data-end=\"1516\"\u003e\u003cstrong data-start=\"1336\" data-end=\"1384\"\u003eQ: What usually causes a lower unit to fail?\u003c\/strong\u003e\u003cbr data-start=\"1384\" data-end=\"1387\"\u003e\u003cstrong data-start=\"1387\" data-end=\"1393\"\u003eA:\u003c\/strong\u003e Common causes include water intrusion, worn gears, lack of lubrication, or impact damage from hitting submerged objects.\u003c\/p\u003e\n\u003cp data-start=\"1518\" data-end=\"1688\"\u003e\u003cstrong data-start=\"1518\" data-end=\"1567\"\u003eQ: Should I replace or rebuild my lower unit?\u003c\/strong\u003e\u003cbr data-start=\"1567\" data-end=\"1570\"\u003e\u003cstrong data-start=\"1570\" data-end=\"1576\"\u003eA:\u003c\/strong\u003e If there’s significant internal damage, a full replacement is often more reliable and faster than rebuilding.\u003c\/p\u003e\n\u003cp data-start=\"1690\" data-end=\"1835\"\u003e\u003cstrong data-start=\"1690\" data-end=\"1737\"\u003eQ: Does this come pre-filled with gear oil?\u003c\/strong\u003e\u003cbr data-start=\"1737\" data-end=\"1740\"\u003e\u003cstrong data-start=\"1740\" data-end=\"1746\"\u003eA:\u003c\/strong\u003e No, you’ll need to fill it with the correct marine gear oil before running the engine.\u003c\/p\u003e\n\u003cp data-start=\"1837\" data-end=\"1987\"\u003e\u003cstrong data-start=\"1837\" data-end=\"1887\"\u003eQ: How can I extend the life of my lower unit?\u003c\/strong\u003e\u003cbr data-start=\"1887\" data-end=\"1890\"\u003e\u003cstrong data-start=\"1890\" data-end=\"1896\"\u003eA:\u003c\/strong\u003e Regular oil changes, checking for leaks, and flushing after saltwater use go a long way.\u003c\/p\u003e\n\u003cp data-start=\"1989\" data-end=\"2165\"\u003e\u003cstrong data-start=\"1989\" data-end=\"2035\"\u003eQ: Will this improve shifting performance?\u003c\/strong\u003e\u003cbr data-start=\"2035\" data-end=\"2038\"\u003e\u003cstrong data-start=\"2038\" data-end=\"2044\"\u003eA:\u003c\/strong\u003e Yes, if your current unit has worn gears or components, a new assembly typically restores smooth, consistent shifting.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46939024884003,"sku":"61N-45300-01-8D","price":1248.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV223511.jpg?v=1698807393","url":"https:\/\/partsvu.com\/en-ca\/products\/yamaha-lower-unit-assembly-61n-45300-01-8d","provider":"PartsVu","version":"1.0","type":"link"}