{"product_id":"volvo-911","title":"Volvo Penta SX Sterndrive Gear Unit Service Kit 3889597","description":"\u003ch2\u003eVolvo Penta SX Sterndrive Gear Unit Service Kit – Part #3889597\u003c\/h2\u003e\n\u003cp\u003eThis genuine OEM service kit contains the seals, gaskets, and O-rings required to perform a complete gear unit rebuild on Volvo Penta SX stern drives. Designed for use when overhauling or resealing the lower gear unit after water intrusion, seal failure, or as part of a scheduled drive service. Using the factory kit ensures all sealing components meet Volvo Penta's original material and dimensional specifications for a reliable, long-lasting rebuild.\u003c\/p\u003e\n\n\u003ch3\u003ePart Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3889597\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Volvo Penta\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Sterndrive Gear Unit Service Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Sterndrive Lower Gear Unit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM \/ Aftermarket:\u003c\/strong\u003e OEM (Genuine Volvo Penta)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContents:\u003c\/strong\u003e Complete seal, gasket, and O-ring set for gear unit overhaul as specified for this application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVolvo Penta SX Stern Drive (gear unit applications — confirm by serial number)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eAlways confirm compatibility using your sterndrive model designation and serial number before ordering. Gear unit seal kits vary by drive generation and serial number break. Do not rely on visual comparison alone.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eRefer to the Volvo Penta parts diagram for your specific drive to confirm diagram position and confirm this kit number before ordering: \u003ca href=\"https:\/\/www.volvopenta.com\/shop\/0\/parts\/3889597\" target=\"_blank\" rel=\"noopener\"\u003eVolvo Penta Part Reference 3889597\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Weight\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaged Weight:\u003c\/strong\u003e Approx. 1 kg (2.2 lb)\u003c\/li\u003e\n\u003cli\u003eIndividual seal and gasket dimensions vary — refer to the parts diagram for positional reference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eService Interval\u003c\/h3\u003e\n\u003cp\u003eInspect gear unit seals annually and replace at the first sign of oil weeping, water in the gear oil, or milky\/discoloured lubricant. A full gear unit overhaul using this kit is typically required after water intrusion, a seal failure event, or at major service intervals as specified in the Volvo Penta stern drive service manual.\u003c\/p\u003e\n\n\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e This is the right kit when performing a full gear unit teardown and rebuild — it covers all the sealing surfaces in one purchase so you're not sourcing individual seals separately. It's the preferred choice for any shop doing a complete overhaul rather than a targeted single-seal replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon issue:\u003c\/strong\u003e Water in the gear oil is the most frequent reason customers need this kit. If the gear oil comes out milky or you find water in the lower unit, plan for a full reseal rather than a spot repair — partial reseals on an already-compromised gear unit typically lead to repeat failures within a season. Inspect the gear unit housing for scoring or corrosion before ordering; a reseal kit cannot repair a damaged bore or housing.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow do I know if my gear unit needs a full reseal?\u003c\/strong\u003e Milky or water-contaminated gear oil, oil weeping from the drive housing, or a noticeable drop in gear oil level between services are the key indicators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo I need to remove the sterndrive to use this kit?\u003c\/strong\u003e Yes — the gear unit must be removed from the boat and fully disassembled on a bench for a proper rebuild using this kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat gear oil should I refill with after the rebuild?\u003c\/strong\u003e Use Volvo Penta Gear Oil or the specification listed in your SX drive service manual for your serial range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this kit compatible with all SX drives?\u003c\/strong\u003e No — SX drive generations and serial number breaks use different seal specifications. Confirm your exact drive model and serial number against the Volvo Penta parts diagram before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/volvo-penta-parts\"\u003eBrowse all Volvo Penta marine engine parts →\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/oem-service-kits\"\u003eOEM Service Kits →\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564037931044,"sku":"3889597","price":2285.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/8dd12644-631d-416d-8b85-0c8bc5bae863.png?v=1789160944","url":"https:\/\/marisolmarine.com\/products\/volvo-911","provider":"Marisol Marine Company","version":"1.0","type":"link"}