{"product_id":"mercury-quicksilver-shift-cable-bellows-fits-all-mcm-sterndrives-utilizing-a-drive-unit-shift-cable-74639q02","title":"Mercury – Quicksilver Shift Cable Bellows Kit | Driveline Seal | Flexible Composite | 74639Q02","description":"\u003cp data-start=\"0\" data-end=\"100\"\u003e\u003cstrong data-start=\"0\" data-end=\"98\"\u003eMercury – Quicksilver Shift Cable Bellows Kit | Driveline Seal | Flexible Composite | 74639Q02\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"102\" data-end=\"105\"\u003e\n\u003ch3 data-start=\"107\" data-end=\"125\"\u003e\u003cstrong data-start=\"111\" data-end=\"123\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"126\" data-end=\"665\"\u003eWater intrusion is one of the leading causes of damage to sterndrives, and the \u003cstrong data-start=\"205\" data-end=\"268\"\u003eMercury Marine 74639Q02 Quicksilver Shift Cable Bellows Kit\u003c\/strong\u003e is designed to stop it before it starts. This OEM replacement bellows fits \u003cstrong data-start=\"344\" data-end=\"383\"\u003eMerCruiser drives with shift cables\u003c\/strong\u003e, forming a tight, flexible seal that protects the driveline from corrosion and water damage. Made from tough, convoluted rubber that flexes with your drive’s motion, it comes complete with \u003cstrong data-start=\"573\" data-end=\"608\"\u003etwo stainless-steel hose clamps\u003c\/strong\u003e for a quick, secure installation using standard tools.\u003c\/p\u003e\n\u003chr data-start=\"667\" data-end=\"670\"\u003e\n\u003ch3 data-start=\"672\" data-end=\"694\"\u003e\u003cstrong data-start=\"676\" data-end=\"692\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"697\" data-end=\"786\"\u003e\n\u003cstrong data-start=\"697\" data-end=\"709\"\u003ePurpose:\u003c\/strong\u003e Seals the shift cable entry to prevent water from entering the sterndrive.\u003c\/li\u003e\n\u003cli data-start=\"789\" data-end=\"883\"\u003e\n\u003cstrong data-start=\"789\" data-end=\"802\"\u003eMaterial:\u003c\/strong\u003e Constructed from \u003cstrong data-start=\"820\" data-end=\"858\"\u003edurable, flexible composite rubber\u003c\/strong\u003e for long service life.\u003c\/li\u003e\n\u003cli data-start=\"886\" data-end=\"974\"\u003e\n\u003cstrong data-start=\"886\" data-end=\"897\"\u003eDesign:\u003c\/strong\u003e \u003cstrong data-start=\"898\" data-end=\"930\"\u003eConvoluted and tapered shape\u003c\/strong\u003e allows smooth movement and tight sealing.\u003c\/li\u003e\n\u003cli data-start=\"977\" data-end=\"1050\"\u003e\n\u003cstrong data-start=\"977\" data-end=\"993\"\u003ePerformance:\u003c\/strong\u003e Protects against corrosion, leaks, and driveline wear.\u003c\/li\u003e\n\u003cli data-start=\"1053\" data-end=\"1124\"\u003e\n\u003cstrong data-start=\"1053\" data-end=\"1068\"\u003eDurability:\u003c\/strong\u003e Resistant to UV exposure, fuel, oil, and marine heat.\u003c\/li\u003e\n\u003cli data-start=\"1127\" data-end=\"1238\"\u003e\n\u003cstrong data-start=\"1127\" data-end=\"1152\"\u003eEase of Installation:\u003c\/strong\u003e Includes \u003cstrong data-start=\"1162\" data-end=\"1197\"\u003etwo stainless-steel hose clamps\u003c\/strong\u003e and installs easily with common tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1240\" data-end=\"1243\"\u003e\n\u003ch3 data-start=\"1245\" data-end=\"1282\"\u003e\u003cstrong data-start=\"1249\" data-end=\"1280\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1285\" data-end=\"1345\"\u003eFits \u003cstrong data-start=\"1290\" data-end=\"1343\"\u003eMerCruiser sterndrives equipped with shift cables\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1348\" data-end=\"1411\"\u003eSuitable for various \u003cstrong data-start=\"1369\" data-end=\"1409\"\u003eAlpha and Bravo drive configurations\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1413\" data-end=\"1416\"\u003e\n\u003ch3 data-start=\"1418\" data-end=\"1461\"\u003e\u003cstrong data-start=\"1422\" data-end=\"1459\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1462\" data-end=\"1701\"\u003eThe \u003cstrong data-start=\"1466\" data-end=\"1498\"\u003e74639Q02 shift cable bellows\u003c\/strong\u003e keeps your MerCruiser’s inner components safe from water and debris. Its flexible design allows it to move naturally with the drive’s trim and steering adjustments while maintaining a watertight seal.\u003c\/p\u003e\n\u003cp data-start=\"1703\" data-end=\"1932\"\u003eA cracked or brittle bellows can let water seep in, leading to rusted cables or internal damage. Replacing it as part of regular maintenance is a simple way to prevent expensive repairs and keep your driveline working smoothly.\u003c\/p\u003e\n\u003chr data-start=\"1934\" data-end=\"1937\"\u003e\n\u003ch3 data-start=\"1939\" data-end=\"1971\"\u003e\u003cstrong data-start=\"1943\" data-end=\"1969\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1972\" data-end=\"2193\"\u003eThe \u003cstrong data-start=\"1976\" data-end=\"2000\"\u003eQuicksilver 74639Q02\u003c\/strong\u003e is a \u003cstrong data-start=\"2006\" data-end=\"2037\"\u003egenuine Mercury Marine part\u003c\/strong\u003e, engineered specifically for MerCruiser sterndrives. Aftermarket bellows often use thinner or less flexible rubber that can fail under heat or vibration.\u003c\/p\u003e\n\u003cp data-start=\"2195\" data-end=\"2409\"\u003eMercury’s OEM bellows are made from high-grade materials tested for long-term flexibility, sealing power, and durability. Choosing OEM ensures a precise fit and years of reliable protection for your drive system.\u003c\/p\u003e\n\u003chr data-start=\"2411\" data-end=\"2414\"\u003e\n\u003ch3 data-start=\"2416\" data-end=\"2429\"\u003e\u003cstrong data-start=\"2420\" data-end=\"2427\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2431\" data-end=\"2579\"\u003e\u003cstrong data-start=\"2431\" data-end=\"2466\"\u003eQ1: What does this kit include?\u003c\/strong\u003e\u003cbr data-start=\"2466\" data-end=\"2469\"\u003eIt includes one \u003cstrong data-start=\"2485\" data-end=\"2508\"\u003eshift cable bellows\u003c\/strong\u003e and \u003cstrong data-start=\"2513\" data-end=\"2548\"\u003etwo stainless-steel hose clamps\u003c\/strong\u003e for a complete installation.\u003c\/p\u003e\n\u003cp data-start=\"2581\" data-end=\"2734\"\u003e\u003cstrong data-start=\"2581\" data-end=\"2613\"\u003eQ2: What drives does it fit?\u003c\/strong\u003e\u003cbr data-start=\"2613\" data-end=\"2616\"\u003eIt fits \u003cstrong data-start=\"2624\" data-end=\"2673\"\u003eMerCruiser sterndrives that use a shift cable\u003c\/strong\u003e — check your service manual for exact model compatibility.\u003c\/p\u003e\n\u003cp data-start=\"2736\" data-end=\"2877\"\u003e\u003cstrong data-start=\"2736\" data-end=\"2771\"\u003eQ3: What’s the bellows made of?\u003c\/strong\u003e\u003cbr data-start=\"2771\" data-end=\"2774\"\u003eIt’s made from \u003cstrong data-start=\"2789\" data-end=\"2832\"\u003emarine-grade, flexible composite rubber\u003c\/strong\u003e designed to resist cracking and UV damage.\u003c\/p\u003e\n\u003cp data-start=\"2879\" data-end=\"3036\"\u003e\u003cstrong data-start=\"2879\" data-end=\"2919\"\u003eQ4: How often should it be replaced?\u003c\/strong\u003e\u003cbr data-start=\"2919\" data-end=\"2922\"\u003eInspect every season and replace if you see cracks, brittleness, or water intrusion — typically every 3–5 years.\u003c\/p\u003e\n\u003cp data-start=\"3038\" data-end=\"3191\"\u003e\u003cstrong data-start=\"3038\" data-end=\"3077\"\u003eQ5: Why OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3077\" data-end=\"3080\"\u003eMercury OEM bellows offer better flexibility, tighter sealing, and longer lifespan than generic replacements.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46936599167267,"sku":"74639Q02","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/74639q02_main.jpg?v=1760631173","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-quicksilver-shift-cable-bellows-fits-all-mcm-sterndrives-utilizing-a-drive-unit-shift-cable-74639q02","provider":"PartsVu","version":"1.0","type":"link"}