{"product_id":"propeller-shaft-oil-seal-fits-mercury-outboard-30-150-hp-replaces-26-70081-26-8m0205729","title":"Propeller Shaft Oil Seal – Fits Mercury Outboard 30–150 HP (Replaces 26-70081, 26-8M0205729)","description":"\u003ch2\u003ePropeller Shaft Oil Seal – Fits Mercury Outboard 30–150 HP (Replaces 26-70081, 26-8M0205729)\u003c\/h2\u003e\n\u003cp\u003eThis propeller shaft oil seal is designed for a wide range of Mercury Marine outboards, from 30 to 150 HP, including various 2-Stroke and 4-Stroke models produced over several decades. It also fits select Honda Marine 75–90 HP 4-Stroke outboards, such as the BF75 and BF90 series from 1997–1998.\u003c\/p\u003e\n\u003cp\u003eThis seal serves as a direct replacement for Mercury parts \u003cstrong\u003e26-70081\u003c\/strong\u003e and \u003cstrong\u003e26-8M0205729\u003c\/strong\u003e, Honda part \u003cstrong\u003e91255-ZW1-003\u003c\/strong\u003e, and several other aftermarket equivalents.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-quality Nitrile Rubber for resistance to saltwater, oil, and extreme temperatures.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDual-Lip Design:\u003c\/strong\u003e Features a dual-lip construction that provides a primary seal against oil and a secondary dust lip to protect against contaminants.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePrecise Fit:\u003c\/strong\u003e Engineered to meet OEM specifications for a direct, reliable fit in the lower unit gear housing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\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\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e26-8M0205729\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eHonda\u003c\/td\u003e\n                \u003ctd\u003e91255-ZW1-003\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\/US Marine\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSierra\u003c\/td\u003e\n                \u003ctd\u003e18-2053\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eGLM\u003c\/td\u003e\n                \u003ctd\u003e85530\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMallory\u003c\/td\u003e\n                \u003ctd\u003e9-76115\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMercury\/Mariner Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\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\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003eV-200\u003c\/td\u003e\n                \u003ctd\u003e200\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1978-1988\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n                \u003ctd\u003eWithout Driveshaft Nut\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003eV-150\/V-1500\u003c\/td\u003e\n                \u003ctd\u003e150\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1978-1985\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n                \u003ctd\u003eV-6 Series incl. XR-2, Marathon, Magnum, Work models\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eForce Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\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\u003eForce\u003c\/td\u003e\n                \u003ctd\u003eStandard\u003c\/td\u003e\n                \u003ctd\u003e90\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1995-1999\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n                \u003ctd\u003eMultiple clutch types\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\u003c\/td\u003e\n                \u003ctd\u003eStandard\u003c\/td\u003e\n                \u003ctd\u003e120\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1995-1999\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n                \u003ctd\u003eMultiple clutch types\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\u003c\/td\u003e\n                \u003ctd\u003eStandard\u003c\/td\u003e\n                \u003ctd\u003e75\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1999\u003c\/td\u003e\n                \u003ctd\u003e26-70081\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eHonda Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\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\u003eHonda\u003c\/td\u003e\n                \u003ctd\u003eBF75AT\u003c\/td\u003e\n                \u003ctd\u003e75\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1997-1998\u003c\/td\u003e\n                \u003ctd\u003e91255-ZW1-003\u003c\/td\u003e\n                \u003ctd\u003eLHTA, LRTA \u0026amp; XRTA variants\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eHonda\u003c\/td\u003e\n                \u003ctd\u003eBF90AT\u003c\/td\u003e\n                \u003ctd\u003e90\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1997-1998\u003c\/td\u003e\n                \u003ctd\u003e91255-ZW1-003\u003c\/td\u003e\n                \u003ctd\u003eLHTA, LRTA \u0026amp; XRTA variants\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003ePropeller Shaft Oil Seal\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eInstallation Location\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eLower Unit \/ Gear Housing (Propeller Shaft)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eNitrile Rubber\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eOD: 45mm (1.76\"), ID: 30mm (1.185\"), Width: 9.1mm (0.35\")\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e-30°C to 120°C (-22°F to 248°F)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eDual-lip design with primary sealing and dust protection\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eMarine engine maintenance and repair\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eSaltwater, oil, and temperature resistant\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e1 x Oil Seal (26-8M0205729 \/ 26-70081) \u003cstrong\u003eOR\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e2 x Oil Seal (26-8M0205729 \/ 26-70081)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Package quantity varies by seller. Some listings include a single seal, while others offer a two-pack. Please verify the quantity in your selected package.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003cp\u003eProfessional installation is recommended. The following is a general guide:\u003c\/p\u003e\n\u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDrain Gearcase Oil:\u003c\/strong\u003e Position a drain pan under the lower unit and remove the upper and lower gearcase drain screws to drain the oil completely.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove Propeller:\u003c\/strong\u003e Straighten the cotter pin tabs, remove the pin, nut, and washers to slide the propeller off the shaft.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove Bearing Carrier:\u003c\/strong\u003e Depending on your model, remove the bolts or retainer holding the propeller shaft bearing carrier in place. Use a puller tool if necessary to extract the carrier assembly.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExtract Old Seals:\u003c\/strong\u003e Carefully pry the old oil seals out from the bearing carrier. Take care not to scratch or damage the housing surfaces.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClean and Inspect:\u003c\/strong\u003e Thoroughly clean the seal housing in the bearing carrier. Inspect it for any burrs, corrosion, or damage that could affect the new seal.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstall New Seals:\u003c\/strong\u003e Lubricate the outer edge of the new seals with a thin layer of marine grease. Use a seal driver or a socket of the correct diameter to press the new seals evenly into the carrier until they are properly seated. Ensure they are facing the correct direction.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReassemble:\u003c\/strong\u003e Re-install the bearing carrier, propeller, and associated hardware. Torque all bolts and nuts to the manufacturer's specified values.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRefill Gearcase:\u003c\/strong\u003e Fill the lower unit with fresh gear lube through the bottom drain hole until it seeps out of the upper vent hole. Re-install both drain\/vent screws with new gaskets.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this fits my engine?\u003c\/strong\u003e\u003cbr\u003e\nFirst, check the Compatible Engine Models table on this page. If your model is listed, cross-reference the OEM part number (e.g., 26-70081, 91255-ZW1-003) with your engine's parts diagram. It is critical to also visually compare the product images and dimensions provided with your old part before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are common signs of a failing propeller shaft seal?\u003c\/strong\u003e\u003cbr\u003e\nThe most common sign is a leak of milky, gray, or white gear lube from the propeller area, which indicates water has mixed with the oil. You may also find fishing line wrapped around the shaft, which can damage the seal and cause it to fail.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many seals are included in the package?\u003c\/strong\u003e\u003cbr\u003e\nThe package contents can vary. Some sellers offer a single seal, while others sell a pack of two. Please carefully read the description of the specific listing you are purchasing from to confirm the quantity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51313348378937,"sku":"2858KF","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/2858KF_ae98bf5a-41fc-4f8d-bec1-64a9600f9208.png?v=1762188161","url":"https:\/\/jlmmarine.com\/es\/products\/propeller-shaft-oil-seal-fits-mercury-outboard-30-150-hp-replaces-26-70081-26-8m0205729","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}