{"product_id":"yamaha-lower-unit-assembly-200-225-66k-45300-11-na-see-description-for-applicable-models","title":"Yamaha Lower Unit Assembly - 200 - 225 - 66K-45300-11-NA - See Description for Applicable Models","description":"\u003cp\u003eThis product has been superseded by: \u003ca href=\"https:\/\/partsvu.com\/products\/yamaha-lower-unit-assembly-200-225-66k-45300-12-na-see-description-for-applicable-models\"\u003e66K-45300-12-NA\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"f5hdiy\" data-start=\"0\" data-end=\"83\"\u003eYamaha - Lower Unit Assembly 200-225 HP - Drivetrain Component - 66K-45300-11-NA\u003c\/h2\u003e\n\u003chr data-start=\"85\" data-end=\"88\"\u003e\n\u003ch2 data-section-id=\"6lznae\" data-start=\"90\" data-end=\"103\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"104\" data-end=\"619\"\u003eWhen a lower unit goes out on these bigger V6 Yamahas, it’s not something you ignore—it shows up fast in how the boat runs and shifts. This lower unit assembly is built to bring everything back in line, from smooth gear engagement to steady power delivery. It’s designed for 200 and 225 horsepower setups where reliability really matters, especially if you’re running offshore or putting hours on the motor. Bolt it up right, and you’re back to clean, dependable performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"621\" data-end=\"624\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"626\" data-end=\"643\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"645\" data-end=\"733\"\u003e• \u003cstrong data-start=\"647\" data-end=\"676\"\u003eConsistent Power Transfer\u003c\/strong\u003e – Delivers smooth propulsion from engine to propeller.\u003c\/p\u003e\n\u003cp data-start=\"735\" data-end=\"825\"\u003e• \u003cstrong data-start=\"737\" data-end=\"759\"\u003eOEM Yamaha Fitment\u003c\/strong\u003e – Built to factory specs for proper alignment and installation.\u003c\/p\u003e\n\u003cp data-start=\"827\" data-end=\"914\"\u003e• \u003cstrong data-start=\"829\" data-end=\"859\"\u003eHeavy-Duty Gearcase Design\u003c\/strong\u003e – Handles higher horsepower loads and demanding use.\u003c\/p\u003e\n\u003cp data-start=\"916\" data-end=\"1023\"\u003e• \u003cstrong data-start=\"918\" data-end=\"954\"\u003eCorrosion-Resistant Construction\u003c\/strong\u003e – Designed to perform in both freshwater and saltwater conditions.\u003c\/p\u003e\n\u003chr data-start=\"1025\" data-end=\"1028\"\u003e\n\u003ch2 data-section-id=\"1b7w7ff\" data-start=\"1030\" data-end=\"1062\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1064\" data-end=\"1103\"\u003e• VX200 2003-2005\u003cbr data-start=\"1081\" data-end=\"1084\"\u003e• VX225 2003-2004\u003c\/p\u003e\n\u003chr data-start=\"1105\" data-end=\"1108\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"1110\" data-end=\"1118\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1120\" data-end=\"1264\"\u003e\u003cstrong data-start=\"1120\" data-end=\"1175\"\u003eQ: What are signs the lower unit needs replacement?\u003c\/strong\u003e\u003cbr data-start=\"1175\" data-end=\"1178\"\u003eA: Grinding noises, slipping gears, or water in the gear oil are common warning signs.\u003c\/p\u003e\n\u003cp data-start=\"1266\" data-end=\"1421\"\u003e\u003cstrong data-start=\"1266\" data-end=\"1323\"\u003eQ: Can I rebuild instead of replacing the lower unit?\u003c\/strong\u003e\u003cbr data-start=\"1323\" data-end=\"1326\"\u003eA: Minor issues can be repaired, but major damage usually makes full replacement more reliable.\u003c\/p\u003e\n\u003cp data-start=\"1423\" data-end=\"1580\"\u003e\u003cstrong data-start=\"1423\" data-end=\"1471\"\u003eQ: Does this improve performance right away?\u003c\/strong\u003e\u003cbr data-start=\"1471\" data-end=\"1474\"\u003eA: Yes, you’ll notice smoother shifting and more consistent power delivery immediately after installation.\u003c\/p\u003e\n\u003cp data-start=\"1582\" data-end=\"1711\"\u003e\u003cstrong data-start=\"1582\" data-end=\"1624\"\u003eQ: Is this suitable for saltwater use?\u003c\/strong\u003e\u003cbr data-start=\"1624\" data-end=\"1627\"\u003eA: Yes, just keep up with flushing and gear oil maintenance to protect it long term.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46938531070243,"sku":"66K-45300-11-NA","price":1733.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV230403.jpg?v=1698805781","url":"https:\/\/partsvu.com\/en-ca\/products\/yamaha-lower-unit-assembly-200-225-66k-45300-11-na-see-description-for-applicable-models","provider":"PartsVu","version":"1.0","type":"link"}