{"product_id":"54-38863-shift-shaft-bellows-clamp-for-mercury-mercruiser-alpha-one-gen-i-gen-ii-bravo-jlm-marine","title":"54-38863 Shift Shaft Bellows Clamp for Mercury Mercruiser ALPHA ONE Gen I Gen II Bravo | JLM Marine","description":"\u003ch2\u003eShift Shaft Bellows Clamp for Mercury Mercruiser ALPHA ONE Gen I Gen II Bravo\u003c\/h2\u003e\n\n\u003cp\u003eThis shift shaft bellows clamp is designed to fit \u003cstrong\u003eMercury Mercruiser ALPHA ONE Gen I \u0026amp; II\u003c\/strong\u003e and \u003cstrong\u003eBravo\u003c\/strong\u003e sterndrives. Engineered for gimbal housing and power steering cylinder applications, this clamp ensures a secure seal and reliable performance in demanding marine environments.\u003c\/p\u003e\n\n\u003cp\u003eThis part directly replaces Mercury Mercruiser OEM part numbers \u003cstrong\u003e38863\u003c\/strong\u003e, \u003cstrong\u003e54-38863\u003c\/strong\u003e, \u003cstrong\u003e54-866507\u003c\/strong\u003e, \u003cstrong\u003e54-8M0090424\u003c\/strong\u003e, \u003cstrong\u003e866507\u003c\/strong\u003e, \u003cstrong\u003e8M0090424\u003c\/strong\u003e, and Sierra Marine \u003cstrong\u003e18-7321\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003ePackage includes \u003cspan style=\"color:red;\"\u003e5 cable bellow clamps\u003c\/span\u003e for multiple replacements or backup\u003c\/li\u003e\n\u003cli\u003ePrecision-manufactured to meet OE standards for exact fit\u003c\/li\u003e\n\u003cli\u003eCompatible with gimbal housing and power steering cylinder units\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mercruiser\u003c\/td\u003e\n\u003ctd\u003e38863, 54-38863, 54-866507, 54-8M0090424, 866507, 8M0090424\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra Marine\u003c\/td\u003e\n\u003ctd\u003e18-7321, 18-7321-9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mercruiser\u003c\/td\u003e\n\u003ctd\u003eALPHA ONE Gen I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mercruiser\u003c\/td\u003e\n\u003ctd\u003eALPHA ONE Gen II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mercruiser\u003c\/td\u003e\n\u003ctd\u003eBravo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Number\u003c\/td\u003e\n\u003ctd\u003e54-38863\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eShift Shaft Bellows, Gimbal Housing, Power Steering Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless Steel Clamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity per Package\u003c\/td\u003e\n\u003ctd\u003e5 Clamps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e5 x Cable Bellow Clamp\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the battery and shift cable from the engine to ensure safety during installation.\u003c\/li\u003e\n\u003cli\u003eRemove the sterndrive unit following your engine's service manual procedures to access the gimbal housing.\u003c\/li\u003e\n\u003cli\u003eCarefully remove the old shift shaft bellows clamp using appropriate tools. Inspect the bellows for wear or damage.\u003c\/li\u003e\n\u003cli\u003eClean the shift shaft and bellows mounting area thoroughly to remove any debris, corrosion, or old sealant.\u003c\/li\u003e\n\u003cli\u003ePosition the new bellows (if replacing) onto the shift shaft and align it properly with the gimbal housing.\u003c\/li\u003e\n\u003cli\u003eSlide the new clamp over the bellows at the manufacturer-recommended position. Ensure it sits evenly without twisting the bellows.\u003c\/li\u003e\n\u003cli\u003eTighten the clamp securely using a screwdriver or appropriate tool, ensuring the bellows forms a watertight seal.\u003c\/li\u003e\n\u003cli\u003eVerify that the clamp does not obstruct shift shaft movement and that the bellows is not pinched or kinked.\u003c\/li\u003e\n\u003cli\u003eReinstall the sterndrive unit, following torque specifications and alignment procedures in your service manual.\u003c\/li\u003e\n\u003cli\u003eReconnect the shift cable and adjust the shift linkage according to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and test shift operation in neutral before launching. Check for smooth engagement in forward and reverse.\u003c\/li\u003e\n\u003cli\u003eAfter launching, inspect the bellows area for leaks or unusual movement during the first few hours of operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this clamp fits my Mercruiser sterndrive?\u003c\/strong\u003e\u003cbr\u003e\nA: This clamp is designed for ALPHA ONE Gen I \u0026amp; II and Bravo models. Cross-reference your original part number (38863, 54-38863, etc.) or consult the compatible engine models table above. Always compare the physical dimensions and design with your existing clamp before installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the shift shaft bellows clamp?\u003c\/strong\u003e\u003cbr\u003e\nA: Replace the clamp whenever you replace the shift shaft bellows, typically every 2–3 years or per your engine manufacturer's maintenance schedule. Also replace if you notice corrosion, loosening, or loss of clamping force that could compromise the seal.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are signs that my bellows clamp is failing?\u003c\/strong\u003e\u003cbr\u003e\nA: Warning signs include water in the bilge near the sterndrive, visible corrosion or rust on the clamp, loose or missing clamps, or bellows that appear to be slipping out of position. Inspect clamps annually as part of routine maintenance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old clamp when replacing the bellows?\u003c\/strong\u003e\u003cbr\u003e\nA: It is not recommended. Old clamps may have reduced clamping force, corrosion, or deformation that can lead to leaks. Always use new clamps when replacing bellows to ensure a proper seal and reliable performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Why does this package include 5 clamps?\u003c\/strong\u003e\u003cbr\u003e\nA: Multiple clamps allow you to service several bellows (shift shaft, U-joint, exhaust) at once or keep spares on hand for future maintenance. Most sterndrive service jobs require replacing multiple bellows and clamps simultaneously.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or aftermarket replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51981015974201,"sku":"24CP071","price":13.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/12_3a2983ab-a428-40b8-9b10-7b1ef9f80117.jpg?v=1772414624","url":"https:\/\/jlmmarine.com\/ru\/products\/54-38863-shift-shaft-bellows-clamp-for-mercury-mercruiser-alpha-one-gen-i-gen-ii-bravo-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}