{"product_id":"trim-sender-sensor-3-wire-fits-volvo-penta-sx-m-dp-s-sp-sm-replaces-3863007-3849411-3849413-3855535","title":"Trim Sender Sensor 3-Wire – Fits Volvo Penta SX-M DP-S SP-SM (Replaces 3863007, 3849411, 3849413, 3855535)","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\u003eTrim Sender Sensor 3-Wire\u003c\/strong\u003e is engineered for Volvo Penta SX-M, DP-S, and SP-SM transom assemblies equipped with 3-wire sending units. It provides accurate position feedback to your trim gauge, ensuring precise control and monitoring of your drive system.\u003c\/p\u003e\n\u003cp\u003eThis aftermarket replacement directly interchanges with Volvo Penta OEM part numbers 3863007, 3849411, 3849413, and 3855535.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3-wire configuration for compatible Volvo Penta drive systems\u003c\/li\u003e\n\u003cli\u003eDesigned for transom-mounted installation on SX-M, DP-S, and SP-SM assemblies\u003c\/li\u003e\n\u003cli\u003eDrop-in replacement for factory position sensors\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      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3863007\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3855535\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3849413\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003e3849411\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\u003eOEM Part No.\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\u003e3863007, 3849411, 3849413, 3855535\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eDP-S\u003c\/td\u003e\n        \u003ctd\u003e3863007, 3849411, 3849413, 3855535\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSP-SM\u003c\/td\u003e\n        \u003ctd\u003e3863007, 3849411, 3849413, 3855535\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\u003eWire Configuration\u003c\/dt\u003e\n\u003cdd\u003e3-Wire\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n\u003cdd\u003eTrim position feedback sensor\u003c\/dd\u003e\n  \u003cdt\u003eCompatible Systems\u003c\/dt\u003e\n\u003cdd\u003eVolvo Penta SX-M, DP-S, SP-SM transom assemblies\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 Piece\u003c\/strong\u003e Trim Sender Sensor (3-Wire)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the negative battery terminal to prevent electrical shorts.\u003c\/li\u003e\n\u003cli\u003eAccess the transom assembly and locate the existing trim sender sensor.\u003c\/li\u003e\n\u003cli\u003eDisconnect the 3-wire connector from the original sensor.\u003c\/li\u003e\n\u003cli\u003eRemove mounting hardware securing the old sensor to the transom assembly.\u003c\/li\u003e\n\u003cli\u003ePosition the new sensor in the same mounting location, aligning all mounting holes.\u003c\/li\u003e\n\u003cli\u003eSecure with original or replacement hardware, torquing to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eReconnect the 3-wire harness connector, ensuring a firm, weatherproof connection.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and test trim operation and gauge response before returning to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I know if my trim sender is failing?\u003c\/summary\u003e\u003cp\u003eCommon symptoms include erratic trim gauge readings, gauge stuck at one position regardless of trim movement, or complete loss of trim indication. Electrical continuity testing can confirm sensor failure.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this compatible with all Volvo Penta drives?\u003c\/summary\u003e\u003cp\u003eNo, this sensor is designed specifically for SX-M, DP-S, and SP-SM transom assemblies with 3-wire sending units. Verify your drive model and wiring configuration before ordering.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I install this myself?\u003c\/summary\u003e\u003cp\u003eInstallation requires access to the transom assembly, basic hand tools, and familiarity with marine electrical systems. Professional installation is recommended if you're not comfortable working with drive components.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this require calibration after installation?\u003c\/summary\u003e\u003cp\u003eMost systems self-calibrate once the trim is cycled through its full range. Consult your engine manual if your gauge does not display correctly after installation.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat causes trim senders to fail?\u003c\/summary\u003e\u003cp\u003eCommon causes include corrosion from saltwater exposure, vibration damage, connector moisture intrusion, and normal wear over time. Regular inspection and maintenance help extend sensor life.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\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\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\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\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":51025604116795,"sku":"21SR009","price":37.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/U441cc7688f784deab6b9c6bbb8f70ba0Y.webp?v=1772931270","url":"https:\/\/seasierra.com\/products\/trim-sender-sensor-3-wire-fits-volvo-penta-sx-m-dp-s-sp-sm-replaces-3863007-3849411-3849413-3855535","provider":"SeaSierra","version":"1.0","type":"link"}