{"product_id":"power-trim-and-tilt-piston-hydraulic-hose-fits-volvo-penta-290-dp-dpx-replaces-873229-854701","title":"Power Trim and Tilt Piston Hydraulic Hose – Fits Volvo Penta 290 DP DPX (Replaces 873229, 854701)","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\n\u003cp\u003eThis \u003cstrong\u003ePower Trim and Tilt Piston Hydraulic Hose\u003c\/strong\u003e is engineered for Volvo Penta 290 DP and DPX stern drive systems, including SP-C, SP-C1, DP-C, DP-C1, DP-D1, SP-E, DP-E, and DP-G models. Designed to restore hydraulic function in trim and tilt assemblies, this hose delivers reliable pressure transfer between the pump and piston cylinder.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket hose directly replaces Volvo Penta OEM part numbers 873229 and 854701, as well as Sierra 18-2433 and Mallory 9-71703.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirect-fit replacement for Volvo Penta 290-series stern drives\u003c\/li\u003e\n  \u003cli\u003eRestores trim and tilt hydraulic pressure in power assist systems\u003c\/li\u003e\n  \u003cli\u003eComplete hose assembly ready for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\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      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e873229\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e854701\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-2433 \/ SIE18-2433\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMallory\u003c\/td\u003e\n        \u003ctd\u003e9-71703\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\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      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-C\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-C1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDP-C\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDP-C1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDP-D1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-E\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDP-E\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDP-G\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPX\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e290 DP\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\n\u003cdl\u003e\n  \u003cdt\u003eComponent Type\u003c\/dt\u003e\n  \u003cdd\u003eHydraulic Trim Hose\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003ePower Trim and Tilt Piston\u003c\/dd\u003e\n  \u003cdt\u003eFitment\u003c\/dt\u003e\n  \u003cdd\u003eVolvo Penta 290-series stern drives\u003c\/dd\u003e\n  \u003cdt\u003eReplaces OEM\u003c\/dt\u003e\n  \u003cdd\u003e873229, 854701\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e1 × Hydraulic Trim Hose\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eRelieve all hydraulic pressure from the trim\/tilt system and disconnect power before beginning work.\u003c\/li\u003e\n  \u003cli\u003eRemove the old hydraulic hose by loosening both end fittings, capturing any residual fluid in a drain pan.\u003c\/li\u003e\n  \u003cli\u003eInspect the piston cylinder ports and pump connections for dirt, corrosion, or damage; clean threads as needed.\u003c\/li\u003e\n  \u003cli\u003eThread the new hose onto the piston fitting hand-tight, then secure with a wrench—do not overtighten.\u003c\/li\u003e\n  \u003cli\u003eAttach the opposite end to the pump assembly using the same method.\u003c\/li\u003e\n  \u003cli\u003eRefill the hydraulic reservoir with manufacturer-specified fluid to the correct level.\u003c\/li\u003e\n  \u003cli\u003eBleed air from the system by cycling the trim\/tilt mechanism several times until operation is smooth and silent.\u003c\/li\u003e\n  \u003cli\u003eInspect both connections for leaks while the system is pressurized; re-tighten if necessary.\u003c\/li\u003e\n  \u003cli\u003eTest full range of motion (up and down) to confirm proper function before returning to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if my trim\/tilt hose needs replacing?\u003c\/summary\u003e\n  \u003cp\u003eSigns include visible cracks, weeping fluid at fittings, spongy trim response, or slow\/incomplete tilt movement. If the hose feels hard or brittle, replacement is overdue.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eWill this hose work on all Volvo Penta 290 drives?\u003c\/summary\u003e\n  \u003cp\u003eIt fits SP-C, SP-C1, DP-C, DP-C1, DP-D1, SP-E, DP-E, DP-G, and DPX models. Always cross-reference your original part number (873229 or 854701) to confirm compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eCan I reuse the old hydraulic fluid?\u003c\/summary\u003e\n  \u003cp\u003eNo. Use fresh, clean hydraulic fluid that meets Volvo Penta specifications to avoid contamination and ensure proper system performance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eDo I need to bleed the system after installation?\u003c\/summary\u003e\n  \u003cp\u003eYes. Air in the hydraulic lines will cause erratic operation. Cycle the trim\/tilt several times with the reservoir cap loose until no bubbles appear and movement is smooth.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eWhat torque should I use on the fittings?\u003c\/summary\u003e\n  \u003cp\u003eTighten fittings snugly by hand, then add approximately one additional turn with a wrench. Over-torquing can damage threads or the hose crimps.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should trim\/tilt hoses be replaced?\u003c\/summary\u003e\n  \u003cp\u003eInspect hoses annually for cracks, abrasion, or leaks. Replace every 5–7 years or sooner if the hose shows signs of wear, especially in saltwater or high-use environments.\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\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\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":51025812226363,"sku":"24CH174","price":217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/s-l1600_fe4c8f68-b5f2-4b72-bb6c-62e4c4b9d02f.jpg?v=1773149428","url":"https:\/\/seasierra.com\/products\/power-trim-and-tilt-piston-hydraulic-hose-fits-volvo-penta-290-dp-dpx-replaces-873229-854701","provider":"SeaSierra","version":"1.0","type":"link"}