{"product_id":"lower-unit-seal-kit-26-814669a2-for-mercury-chrysler-outboard-gearcase-sierra-18-2635","title":"Sierra 18-2635 Lower Unit Seal Kit for Mercury Outboard Gearcase, Replaces 26-814669A2","description":"\u003cp\u003eThe Sierra 18-2635 Lower Unit Seal Kit is a gearcase seal kit built for Mercury outboard lower units, engineered to meet or exceed the quality of the original equipment part it replaces. This kit is designed as a direct service replacement for worn or leaking lower unit seals, helping keep gear lube contained and water out of the gearcase during operation. As with all Sierra parts, it is manufactured to meet or exceed OEM specifications, giving installers confidence that fit and performance will match or surpass the factory original.\u003c\/p\u003e\u003cp\u003eThe kit is packaged as a single unit count and is cross-referenced to several legacy OEM and aftermarket part numbers, making it a straightforward match for technicians and boat owners searching by an older Chrysler, GLM, or Mallory reference number as well as the current Mercury number. It is intended for use during routine lower unit maintenance, gearcase rebuilds, or when addressing a lower unit oil leak.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sierra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 18-2635\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Lower Unit Seal Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mercury Outboard Gearcase Seal Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.21 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 808282234966\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 1.0 Count\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eDesigned for Mercury outboard gearcase applications.\u003c\/p\u003e\u003ch3\u003eReplaces (OEM)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChrysler 26-814669A2\u003c\/li\u003e\n\u003cli\u003eChrysler 26-814669A1\u003c\/li\u003e\n\u003cli\u003eFK1234\u003c\/li\u003e\n\u003cli\u003eGLM 87809\u003c\/li\u003e\n\u003cli\u003eMallory 9-74204\u003c\/li\u003e\n\u003cli\u003eMercury 26-814669A2\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the Sierra 18-2635 Lower Unit Seal Kit used for?\u003c\/strong\u003e It is a seal kit for a Mercury outboard lower unit gearcase, used to reseal the unit and stop gear lube leaks or water intrusion during routine maintenance or a gearcase rebuild.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the 18-2635 kit interchangeable with other brands' seal kits?\u003c\/strong\u003e Yes, Sierra part 18-2635 is interchangeable with Chrysler 26-814669A2, Chrysler 26-814669A1, FK1234, GLM 87809, Mallory 9-74204, and Mercury 26-814669A2.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the Mercury 26-814669A2 seal kit cross to a Sierra part number?\u003c\/strong\u003e Mercury 26-814669A2 crosses directly to Sierra 18-2635, the Lower Unit Seal Kit covered here.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much does the 18-2635 seal kit weigh?\u003c\/strong\u003e The Sierra 18-2635 Lower Unit Seal Kit weighs 0.21 pounds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat color is the 18-2635 seal kit?\u003c\/strong\u003e The seals in Sierra kit 18-2635 are white in color.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many pieces come in the Sierra 18-2635 kit?\u003c\/strong\u003e Sierra 18-2635 is sold as a 1.0 count unit, packaged as a complete lower unit seal kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs Sierra 18-2635 an OEM or aftermarket part?\u003c\/strong\u003e It is a Sierra aftermarket replacement part manufactured to meet or exceed the original equipment quality of the Mercury lower unit seal it replaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the UPC for the Sierra 18-2635 seal kit?\u003c\/strong\u003e The UPC for the Sierra 18-2635 Lower Unit Seal Kit is 808282234966.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat shape are the seals in the 18-2635 kit?\u003c\/strong\u003e The seals included in Sierra 18-2635 are round in shape.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill the 18-2635 kit fit older Chrysler outboard lower units?\u003c\/strong\u003e Since Sierra 18-2635 cross-references to Chrysler 26-814669A2 and 26-814669A1, it fits lower units originally serviced by those Chrysler part numbers.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":48988108161243,"sku":"SIE-18-2635","price":51.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/7586\/4539\/files\/SIE-18-2635_lg__13695.1558123567.500.750.jpg?v=1785188056","url":"https:\/\/www.goodvibesmarina.com\/products\/lower-unit-seal-kit-26-814669a2-for-mercury-chrysler-outboard-gearcase-sierra-18-2635","provider":"Good Vibes Marina","version":"1.0","type":"link"}