{"product_id":"hydraulic-power-trim-hose-fits-volvo-penta-dph-dpr-sterndrive-replaces-21721550-23392301-3809560-3862856","title":"Hydraulic Power Trim Hose – Fits Volvo Penta DPH DPR Sterndrive (Replaces 21721550, 23392301, 3809560, 3862856)","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 Power Trim Hose\u003c\/strong\u003e is designed for Volvo Penta DPH-A, DPH-C, DPH-D, DPR-A, DPR-B, DPR-C, and DPR-D model stern drives. As one of two trim hydraulic hoses on DP-H and DP-R stern drives, this flexible hose bends and fits in the narrow space of your stern drive system.\u003c\/p\u003e\n\u003cp\u003eThis aftermarket replacement directly interchanges with Volvo Penta part numbers 21721550, 23392301, 3809560, 3862856, and SLP H-550.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed from heavy-duty gauge steel with premium rubber sheath for excellent wear resistance and long service life\u003c\/li\u003e\n  \u003cli\u003eFlexible design allows for installation in tight stern drive compartments\u003c\/li\u003e\n  \u003cli\u003eManufactured to OEM specification, meeting or exceeding original equipment standards\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\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\u003e21721550\u003c\/td\u003e\n        \u003ctd\u003eOEM\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e23392301\u003c\/td\u003e\n        \u003ctd\u003eOEM\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3809560\u003c\/td\u003e\n        \u003ctd\u003eOEM\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3862856\u003c\/td\u003e\n        \u003ctd\u003eOEM\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSLP\u003c\/td\u003e\n        \u003ctd\u003eH-550\u003c\/td\u003e\n        \u003ctd\u003eAftermarket\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\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\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\u003eDPH-A\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPH-C\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPH-D\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPR-A\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPR-B\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPR-C\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDPR-D\u003c\/td\u003e\n        \u003ctd\u003eStern Drive\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\u003eMaterial\u003c\/dt\u003e\n  \u003cdd\u003eHeavy-duty gauge steel core with premium rubber sheath\u003c\/dd\u003e\n  \u003cdt\u003eConstruction\u003c\/dt\u003e\n  \u003cdd\u003eOEM specification, meeting or exceeding original equipment standards\u003c\/dd\u003e\n  \u003cdt\u003eDesign\u003c\/dt\u003e\n  \u003cdd\u003eFlexible hydraulic hose for tight installation spaces\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eHydraulic power trim system\u003c\/dd\u003e\n  \u003cdt\u003eCompatibility\u003c\/dt\u003e\n  \u003cdd\u003eVolvo Penta DPH and DPR stern drives\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 Pump Trim Hose\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and relieve hydraulic system pressure before beginning work.\u003c\/li\u003e\n  \u003cli\u003eLocate the existing hydraulic trim hose on your DPH or DPR stern drive unit.\u003c\/li\u003e\n  \u003cli\u003ePlace a drain pan beneath the hose connection points to catch residual hydraulic fluid.\u003c\/li\u003e\n  \u003cli\u003eCarefully disconnect the hose fittings from both the hydraulic pump and stern drive cylinder.\u003c\/li\u003e\n  \u003cli\u003eRemove the old hose and inspect fittings for damage or corrosion.\u003c\/li\u003e\n  \u003cli\u003eRoute the new hydraulic trim hose through the stern drive assembly, ensuring it follows the original path.\u003c\/li\u003e\n  \u003cli\u003eConnect fittings to the hydraulic pump and cylinder, tightening to manufacturer torque specifications.\u003c\/li\u003e\n  \u003cli\u003eRefill the hydraulic trim system with the correct fluid type and quantity per your service manual.\u003c\/li\u003e\n  \u003cli\u003eBleed air from the system by cycling the trim mechanism several times.\u003c\/li\u003e\n  \u003cli\u003eInspect all connections for leaks while operating the trim under load.\u003c\/li\u003e\n  \u003cli\u003eVerify proper trim operation through the full range of motion before returning the vessel to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if my trim hose needs replacement?\u003c\/summary\u003e\n  \u003cp\u003eCommon signs include hydraulic fluid leaks near the stern drive, slow or erratic trim operation, visible cracks or bulging in the hose sheath, or loss of hydraulic pressure. Inspect hoses regularly for wear, especially if your vessel operates in saltwater or extreme temperatures.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this hose fit both DPH and DPR stern drives?\u003c\/summary\u003e\n  \u003cp\u003eYes, this hydraulic trim hose is designed to fit Volvo Penta DPH-A, DPH-C, DPH-D, DPR-A, DPR-B, DPR-C, and DPR-D models. Verify your specific stern drive model before ordering to ensure proper fitment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat type of hydraulic fluid should I use with this hose?\u003c\/summary\u003e\n  \u003cp\u003eUse the hydraulic fluid type specified in your Volvo Penta stern drive service manual. Most DPH and DPR units require Volvo Penta Power Trim \u0026amp; Steering Fluid or an equivalent ATF Dexron III. Never mix different fluid types.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install this hose myself or do I need a professional?\u003c\/summary\u003e\n  \u003cp\u003eInstallation requires working with hydraulic systems under pressure and precise routing in tight spaces. If you have mechanical experience and the proper tools, you can complete this installation. Professional installation is recommended for safety and to ensure correct hydraulic system bleeding.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow does this hose differ from the OEM Volvo Penta part?\u003c\/summary\u003e\n  \u003cp\u003eThis aftermarket replacement is manufactured to OEM specifications using comparable materials—heavy-duty steel core with premium rubber sheath. It provides equivalent performance and durability at a more competitive price point than the original equipment part.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should hydraulic trim hoses be replaced?\u003c\/summary\u003e\n  \u003cp\u003eReplace trim hoses at the first sign of damage, cracking, or leaking. As preventive maintenance, inspect hoses annually and consider replacement every 5–7 years depending on usage and environmental conditions, even if no visible damage is present.\u003c\/p\u003e\n\u003c\/details\u003e\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\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\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":51025812324667,"sku":"24CH180","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/12_afd86496-a001-474b-bb18-128af5855d59.jpg?v=1772959530","url":"https:\/\/seasierra.com\/products\/hydraulic-power-trim-hose-fits-volvo-penta-dph-dpr-sterndrive-replaces-21721550-23392301-3809560-3862856","provider":"SeaSierra","version":"1.0","type":"link"}