{"product_id":"mercury-mercruiser-drive-gear-bearing-fits-bravo-i-ii-iii-x-xr-31-8m0104358","title":"Mercury – Drive Gear Bearing Assembly | Bravo Series Sterndrives | Precision Roller Bearing | 8M0104358","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Drive Gear Bearing Assembly | Bravo Series Sterndrives | Precision Roller Bearing | 8M0104358\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOverview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Anyone who spends real time on the water knows this truth: smooth, predictable power is everything. When you throttle up, you want your sterndrive to respond cleanly—with no chatter, no hesitation \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e no unsettling vibrations. That feeling of confidence comes from more than horsepower alone. It comes from the unseen components inside your drive that carry the load day after day. The Quicksilver 8M0104358 Drive Gear Bearing Assembly is one of those parts you rarely think about\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e… \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003euntil you need it. Built for the Bravo I, II, III \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e XR sterndrive series, it restores that quiet, steady strength you depend on every time you leave the dock.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eDesigned for use on MerCruiser Bravo I, Bravo II, Bravo III \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Bravo XR sterndrives\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFour-piece kit includes roller bearing assembly and outer race\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngineered for smooth, efficient gear rotation under heavy load\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eManufactured to Mercury Marine original equipment specifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDurable build designed to handle high torque and long running seasons\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eFits MerCruiser Bravo I, II, III, X \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e XR sterndrives\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eSuitable for V6 and V8-powered boats running Bravo drives\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eCommon on sport boats, performance cruisers, bowriders, offshore center consoles \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e runabouts\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eIdeal for boats that see mixed use—slow trolling, long cruise days \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e hard acceleration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e A healthy sterndrive relies on precision gear movement. If your bearings start to fail, you will hear it long before you see it—little knocks, extra vibration, noise under load. The 8M0104358 assembly brings everything back into alignment. The roller bearing design supports tight, smooth rotation, helping the gearset transfer power efficiently without binding or chatter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOut on the water, that translates to a ride that feels steadier and more predictable. Shifts become cleaner. Acceleration feels \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003estronger\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e and more confident. Your drive runs cooler, thanks to less friction and more balanced load distribution. And because this kit includes both the bearing assembly and outer race, you are restoring the \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003efull\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e contact surface—not just swapping out one worn component.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDurability is where Quicksilver shines. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThese bearings \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eare \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ebuilt\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ehandle\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the torque and heat \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethat come\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e with \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003elong days\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e on the water, whether you are cruising steadily or pushing your boat \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ehard\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e They hold up in saltwater, freshwater \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e everything in between, giving you the reliability that veteran boaters insist on.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWhy Buy OEM\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWith internal drive components, shortcuts \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecost\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e more in the long run.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThis OEM Quicksilver assembly is engineered specifically for Bravo sterndrives, ensuring exact fit, proper tolerances \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the long-term durability that aftermarket bearings \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esimply\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e cannot match.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e You will protect your gearset, reduce wear \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e avoid the expensive repairs that come from misaligned or low-quality components. It is the \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esmart\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e choice when you want performance without compromise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFAQ Section\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ1: Which engines or systems does this bearing assembly fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e It fits MerCruiser Bravo I, II, III, X \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e XR sterndrives.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: What sets this apart from aftermarket bearings?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePrecision machining, tighter tolerances \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e OEM-level durability \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003edesigned\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e specifically for Bravo drives.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: How do I confirm this is the correct replacement?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Check your sterndrive model and consult your owner’s manual for confirmation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Can this part be used in both saltwater and freshwater?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Absolutely—it is engineered for long-term durability in all marine environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ5: Is installation straightforward for most boat owners?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Installation typically requires mechanical experience; many owners choose to have a technician install it.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46940730130723,"sku":"31-8M0104358","price":296.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8m0104358_main.jpg?v=1760631349","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-mercruiser-drive-gear-bearing-fits-bravo-i-ii-iii-x-xr-31-8m0104358","provider":"PartsVu","version":"1.0","type":"link"}