{"product_id":"mercury-mercruiser-aeu-alpha-one-gen-ii-gear-housing-1-47-1-62-1-81-1-94-ratio-standard-rotation-fits-alpha-one-gen-ii-1623-815822a53","title":"Mercury – Quicksilver 815822A53 Complete Standard Rotation (RH) Gearcase | Alpha One Gen II Sterndrives | 1.47–1.94 Gear Ratios | 815822A53","description":"\u003cp data-start=\"0\" data-end=\"145\"\u003e\u003cstrong data-start=\"0\" data-end=\"143\"\u003eMercury – Quicksilver 815822A53 Complete Standard Rotation (RH) Gearcase | Alpha One Gen II Sterndrives | 1.47–1.94 Gear Ratios | 815822A53\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"147\" data-end=\"150\"\u003e\n\u003ch3 data-start=\"152\" data-end=\"170\"\u003e\u003cstrong data-start=\"156\" data-end=\"168\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"171\" data-end=\"429\"\u003eYour Alpha One Gen II drive is built for performance, and when it’s time for a replacement, the \u003cstrong data-start=\"267\" data-end=\"332\"\u003eQuicksilver 815822A53 Standard Rotation (Right-Hand) Gearcase\u003c\/strong\u003e gives you the same power, smoothness, and reliability that Mercury designed into the original.\u003c\/p\u003e\n\u003cp data-start=\"431\" data-end=\"812\"\u003eBuilt for \u003cstrong data-start=\"441\" data-end=\"500\"\u003eMerCruiser and Quicksilver Alpha One Gen II sterndrives\u003c\/strong\u003e with \u003cstrong data-start=\"506\" data-end=\"548\"\u003e1.47, 1.62, 1.81, and 1.94 gear ratios\u003c\/strong\u003e, this complete OEM gearcase restores strong acceleration, quiet running, and factory-level efficiency. Whether you’re repowering, upgrading, or replacing a worn lower unit, this gearcase installs easily and delivers years of dependable performance on the water.\u003c\/p\u003e\n\u003chr data-start=\"814\" data-end=\"817\"\u003e\n\u003ch3 data-start=\"819\" data-end=\"841\"\u003e\u003cstrong data-start=\"823\" data-end=\"839\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"844\" data-end=\"963\"\u003e\n\u003cstrong data-start=\"844\" data-end=\"856\"\u003ePurpose:\u003c\/strong\u003e Direct OEM replacement gearcase that restores performance, handling, and reliability to your sterndrive.\u003c\/li\u003e\n\u003cli data-start=\"966\" data-end=\"1092\"\u003e\n\u003cstrong data-start=\"966\" data-end=\"978\"\u003eFitment:\u003c\/strong\u003e For \u003cstrong data-start=\"983\" data-end=\"1042\"\u003eMerCruiser and Quicksilver Alpha One Gen II sterndrives\u003c\/strong\u003e with \u003cstrong data-start=\"1048\" data-end=\"1089\"\u003e1.47, 1.62, 1.81, or 1.94 gear ratios\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1095\" data-end=\"1208\"\u003e\n\u003cstrong data-start=\"1095\" data-end=\"1112\"\u003eConstruction:\u003c\/strong\u003e Cast from \u003cstrong data-start=\"1123\" data-end=\"1158\"\u003eXK360 low-copper aluminum alloy\u003c\/strong\u003e for superior strength and corrosion resistance.\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1336\"\u003e\n\u003cstrong data-start=\"1211\" data-end=\"1222\"\u003eFinish:\u003c\/strong\u003e Protected by Mercury’s \u003cstrong data-start=\"1246\" data-end=\"1266\"\u003eTri-Paint system\u003c\/strong\u003e, creating a durable multi-layer barrier against salt and oxidation.\u003c\/li\u003e\n\u003cli data-start=\"1339\" data-end=\"1449\"\u003e\n\u003cstrong data-start=\"1339\" data-end=\"1349\"\u003eGears:\u003c\/strong\u003e Equipped with \u003cstrong data-start=\"1364\" data-end=\"1396\"\u003espiral-cut steel bevel gears\u003c\/strong\u003e for smooth, quiet operation and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1451\" data-end=\"1454\"\u003e\n\u003ch3 data-start=\"1456\" data-end=\"1493\"\u003e\u003cstrong data-start=\"1460\" data-end=\"1491\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1496\" data-end=\"1589\"\u003eFits all \u003cstrong data-start=\"1505\" data-end=\"1531\"\u003estandard rotation (RH)\u003c\/strong\u003e MerCruiser and Quicksilver Alpha One Gen II sterndrives\u003c\/li\u003e\n\u003cli data-start=\"1592\" data-end=\"1646\"\u003eWorks across a wide range of gear ratios (1.47–1.94)\u003c\/li\u003e\n\u003cli data-start=\"1649\" data-end=\"1736\"\u003eIdeal for cruisers, runabouts, tow boats, and sport boats running single-drive setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1738\" data-end=\"1741\"\u003e\n\u003ch3 data-start=\"1743\" data-end=\"1785\"\u003e\u003cstrong data-start=\"1747\" data-end=\"1783\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1786\" data-end=\"2169\"\u003eThe \u003cstrong data-start=\"1790\" data-end=\"1803\"\u003e815822A53\u003c\/strong\u003e brings back the effortless shifting, quiet running, and smooth torque delivery that make Mercury drives legendary. The \u003cstrong data-start=\"1923\" data-end=\"1949\"\u003espiral-cut steel gears\u003c\/strong\u003e are precision-machined to reduce vibration and gear noise while maximizing strength under heavy load. The \u003cstrong data-start=\"2056\" data-end=\"2079\"\u003eXK360 alloy housing\u003c\/strong\u003e offers toughness and corrosion resistance that hold up to both fresh and saltwater use.\u003c\/p\u003e\n\u003cp data-start=\"2171\" data-end=\"2485\"\u003eMercury’s \u003cstrong data-start=\"2181\" data-end=\"2201\"\u003eTri-Paint finish\u003c\/strong\u003e gives this gearcase triple-layer protection — primer, epoxy, and polyurethane — ensuring it resists corrosion even in harsh coastal environments. Whether you’re cruising for hours or running hard with friends aboard, this OEM unit keeps your boat performing just the way it should.\u003c\/p\u003e\n\u003chr data-start=\"2487\" data-end=\"2490\"\u003e\n\u003ch3 data-start=\"2492\" data-end=\"2513\"\u003e\u003cstrong data-start=\"2496\" data-end=\"2511\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2514\" data-end=\"2825\"\u003eA gearcase isn’t a part you gamble on. Mercury’s OEM gearcases are built to exact factory tolerances and use materials specifically designed for marine stress, temperature, and torque loads. Every housing, bearing, and gear is manufactured to match the hydrodynamic profile and strength of the original drive.\u003c\/p\u003e\n\u003cp data-start=\"2827\" data-end=\"3150\"\u003eAftermarket replacements can look close, but small deviations in casting, gear hardness, or alignment can cause noise, vibration, or early failure. With \u003cstrong data-start=\"2980\" data-end=\"3007\"\u003egenuine Quicksilver OEM\u003c\/strong\u003e, you’re getting the same design and quality used in new Mercury drives — proven durability, quiet performance, and a perfect fit every time.\u003c\/p\u003e\n\u003chr data-start=\"3152\" data-end=\"3155\"\u003e\n\u003ch3 data-start=\"3157\" data-end=\"3170\"\u003e\u003cstrong data-start=\"3161\" data-end=\"3168\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3171\" data-end=\"3387\"\u003e\u003cstrong data-start=\"3171\" data-end=\"3231\"\u003eQ1: Which drives fit the Quicksilver 815822A53 gearcase?\u003c\/strong\u003e\u003cbr data-start=\"3231\" data-end=\"3234\"\u003eA: It’s made for \u003cstrong data-start=\"3251\" data-end=\"3310\"\u003eMerCruiser and Quicksilver Alpha One Gen II sterndrives\u003c\/strong\u003e using \u003cstrong data-start=\"3317\" data-end=\"3358\"\u003e1.47, 1.62, 1.81, or 1.94 gear ratios\u003c\/strong\u003e in standard rotation (RH).\u003c\/p\u003e\n\u003cp data-start=\"3389\" data-end=\"3524\"\u003e\u003cstrong data-start=\"3389\" data-end=\"3429\"\u003eQ2: What’s included in the assembly?\u003c\/strong\u003e\u003cbr data-start=\"3429\" data-end=\"3432\"\u003eA: A complete \u003cstrong data-start=\"3446\" data-end=\"3481\"\u003estandard rotation (RH) gearcase\u003c\/strong\u003e, fully built and ready for installation.\u003c\/p\u003e\n\u003cp data-start=\"3526\" data-end=\"3661\"\u003e\u003cstrong data-start=\"3526\" data-end=\"3559\"\u003eQ3: What’s the gear material?\u003c\/strong\u003e\u003cbr data-start=\"3559\" data-end=\"3562\"\u003eA: Precision \u003cstrong data-start=\"3575\" data-end=\"3607\"\u003espiral-cut steel bevel gears\u003c\/strong\u003e, designed for smooth torque transfer and low noise.\u003c\/p\u003e\n\u003cp data-start=\"3663\" data-end=\"3820\"\u003e\u003cstrong data-start=\"3663\" data-end=\"3693\"\u003eQ4: Is it saltwater-ready?\u003c\/strong\u003e\u003cbr data-start=\"3693\" data-end=\"3696\"\u003eA: Yes. The \u003cstrong data-start=\"3708\" data-end=\"3728\"\u003eTri-Paint system\u003c\/strong\u003e and \u003cstrong data-start=\"3733\" data-end=\"3759\"\u003eXK360 low-copper alloy\u003c\/strong\u003e are specifically engineered to resist saltwater corrosion.\u003c\/p\u003e\n\u003cp data-start=\"3822\" data-end=\"4025\"\u003e\u003cstrong data-start=\"3822\" data-end=\"3865\"\u003eQ5: Do I need a mechanic to install it?\u003c\/strong\u003e\u003cbr data-start=\"3865\" data-end=\"3868\"\u003eA: It’s recommended, though experienced owners with proper tools can handle installation. The case is a \u003cstrong data-start=\"3972\" data-end=\"3998\"\u003edirect OEM replacement\u003c\/strong\u003e, so it bolts on cleanly.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46932452540707,"sku":"1623-815822A53","price":2960.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/Gearcase_Alpha_I_Gen_II_Main_768a808b-6889-4d80-bd12-7466fa850ceb.jpg?v=1760631196","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-mercruiser-aeu-alpha-one-gen-ii-gear-housing-1-47-1-62-1-81-1-94-ratio-standard-rotation-fits-alpha-one-gen-ii-1623-815822a53","provider":"PartsVu","version":"1.0","type":"link"}