{"product_id":"hydraulic-trim-hose-fits-volvo-penta-sx-m-sx-c-sx-s-omc-cobra-replaces-3853825-0984645-0911937","title":"Hydraulic Trim Hose – Fits Volvo Penta SX-M SX-C SX-S \u0026 OMC Cobra (Replaces 3853825, 0984645, 0911937)","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eHydraulic Trim Hose\u003c\/strong\u003e is designed to fit Volvo Penta SX-M, SX-C, and SX-S sterndrive models from 1987–1993, as well as all OMC Cobra sterndrive models used during the same period. Compatible with engines including Ford 2.3L 4-cylinder, GM 3.0L 140hp 4-cylinder, 4.3L V6, 5.0L V8 305, 5.7L 350, 5.0L 302, and 5.8L 351. Note that 1986 models used a different hose with different end angles.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket replacement directly substitutes Volvo Penta part number 3853825 and OMC part numbers 0984645, 984645, 0911937, and 911937.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFeatures stainless braided and rubber coated construction for durability\u003c\/li\u003e\n  \u003cli\u003eInterchangeable with both braided and coated line variations\u003c\/li\u003e\n  \u003cli\u003eDirect bolt-on installation on compatible sterndrive models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3853825\u003c\/td\u003e\n        \u003ctd\u003ePrimary OEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e38538252\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003e0984645\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003e984645\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003e0911937\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003e911937\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSX-M\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSX-C\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSX-S\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (Ford 2.3L 4cyl)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (GM 3.0L 140hp 4cyl)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (4.3L V6)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (5.0L V8 305)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (5.7L 350)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (5.0L 302)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOMC\u003c\/td\u003e\n        \u003ctd\u003eCobra (5.8L 351)\u003c\/td\u003e\n        \u003ctd\u003e1987–1993\u003c\/td\u003e\n        \u003ctd\u003eAll Cobra sterndrive models\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eConstruction\u003c\/dt\u003e\n  \u003cdd\u003eStainless braided and rubber coated\u003c\/dd\u003e\n  \u003cdt\u003eCompatibility\u003c\/dt\u003e\n  \u003cdd\u003eVolvo Penta SX-M, SX-C, SX-S; OMC Cobra sterndrive models\u003c\/dd\u003e\n  \u003cdt\u003eApplication Years\u003c\/dt\u003e\n  \u003cdd\u003e1987, 1988, 1989, 1990, 1991, 1992, 1993\u003c\/dd\u003e\n  \u003cdt\u003eReplaces OEM\u003c\/dt\u003e\n  \u003cdd\u003eVolvo Penta 3853825; OMC 0984645, 984645, 0911937, 911937\u003c\/dd\u003e\n  \u003cdt\u003eLine Type\u003c\/dt\u003e\n  \u003cdd\u003eInterchangeable braided and coated lines\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1×\u003c\/strong\u003e Hydraulic Trim Hose\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eThe package contains all the parts shown in the picture.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the negative battery terminal and relieve all hydraulic pressure from the trim system before beginning work.\u003c\/li\u003e\n  \u003cli\u003eLocate the existing hydraulic trim hose running between the power trim pump and the sterndrive actuator.\u003c\/li\u003e\n  \u003cli\u003eUse a flare-nut wrench to carefully loosen and remove both end fittings of the old hose to avoid damaging the connections.\u003c\/li\u003e\n  \u003cli\u003eInspect the fittings and ports for damage, corrosion, or debris; clean as needed before installing the new hose.\u003c\/li\u003e\n  \u003cli\u003eRoute the new hydraulic trim hose along the same path as the original, ensuring no sharp bends or contact with moving parts.\u003c\/li\u003e\n  \u003cli\u003eHand-thread both fittings first to confirm proper alignment, then tighten securely with a flare-nut wrench to manufacturer torque specifications.\u003c\/li\u003e\n  \u003cli\u003eRefill the trim system with fresh hydraulic fluid and bleed air from the lines by cycling the trim up and down several times.\u003c\/li\u003e\n  \u003cli\u003eInspect all connections for leaks while the system is under pressure, then reconnect the battery and perform a final operational test.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eWill this hose fit my 1986 Volvo Penta SX model?\u003c\/summary\u003e\n  \u003cp\u003eNo. 1986 models used a different hydraulic trim hose with different end angles. This hose is designed exclusively for 1987–1993 models.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eCan I use this on both stainless braided and rubber coated line systems?\u003c\/summary\u003e\n  \u003cp\u003eYes. The stainless braided and rubber coated lines are interchangeable, so this hose will work with either system configuration.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the signs that my hydraulic trim hose needs replacement?\u003c\/summary\u003e\n  \u003cp\u003eCommon symptoms include visible fluid leaks around hose fittings, slow or erratic trim operation, air bubbles in the hydraulic reservoir, or visible cracking and deterioration of the hose exterior.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eDo I need to bleed the trim system after installation?\u003c\/summary\u003e\n  \u003cp\u003eYes. After replacing the hose, refill the hydraulic reservoir and cycle the trim up and down multiple times to purge air from the lines and ensure proper operation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eIs this hose compatible with all OMC Cobra engine displacements?\u003c\/summary\u003e\n  \u003cp\u003eYes. This hose fits all OMC Cobra sterndrive models from 1987–1993, including Ford 2.3L, GM 3.0L, 4.3L, 5.0L, 5.7L, and 5.8L engines.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eWhat type of hydraulic fluid should I use when refilling?\u003c\/summary\u003e\n  \u003cp\u003eUse only the hydraulic trim fluid specified by your engine manufacturer (typically Dexron ATF or equivalent). Consult your service manual for the exact fluid type and capacity.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n  \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n  \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images\/specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":51025812259131,"sku":"24CH175","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/s-l1600_ede55d1c-b3f1-4b06-b813-34d97b531be4.jpg?v=1773149429","url":"https:\/\/seasierra.com\/products\/hydraulic-trim-hose-fits-volvo-penta-sx-m-sx-c-sx-s-omc-cobra-replaces-3853825-0984645-0911937","provider":"SeaSierra","version":"1.0","type":"link"}