{"product_id":"lower-gearcase-seal-o-ring-3ac601110-332601030-for-tohatsu-mfs-25b-25c-30b-30c","title":"Lower Gearcase Seal \u0026 O-ring 3AC601110 332601030 For Tohatsu MFS 25B 25C 30B 30C","description":"\u003ch2\u003eLower Gearcase Seal \u0026amp; O-ring for Tohatsu\u003c\/h2\u003e\u003cp\u003eThis lower gearcase seal and O-ring set, with OEM cross-reference numbers 3AC601110 and 332601030, prevents oil leaks and water ingress in Tohatsu lower units.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe lower gearcase seal and O-ring kit is a direct replacement for worn seals in Tohatsu outboard lower gearcases. It ensures a tight seal around the driveshaft and propshaft, maintaining proper lubrication and keeping water out. This kit is essential for maintaining the integrity of the gearcase on Tohatsu MFS 25B, 25C, 30B, and 30C models.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-molded rubber compound resists oil and saltwater deterioration\u003c\/li\u003e\n\u003cli\u003eExact-fit O-ring restores sealing pressure at critical mating surfaces\u003c\/li\u003e\n\u003cli\u003eIncludes both seal and O-ring for a complete lower unit service\u003c\/li\u003e\n\u003cli\u003eEngineered to meet OEM specifications for reliable long-term performance\u003c\/li\u003e\n\u003cli\u003eSimple installation with standard hand tools\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Tohatsu MFS 25B\u003c\/li\u003e\n\u003cli\u003efor Tohatsu MFS 25C\u003c\/li\u003e\n\u003cli\u003efor Tohatsu MFS 30B\u003c\/li\u003e\n\u003cli\u003efor Tohatsu MFS 30C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing worn gearcase seals during routine lower unit maintenance\u003c\/li\u003e\n\u003cli\u003eRepairing oil leaks detected around the propeller shaft or driveshaft\u003c\/li\u003e\n\u003cli\u003eRestoring watertight integrity after gearcase service or disassembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3AC601110, 332601030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeal and O-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTohatsu MFS 25B, 25C, 30B, 30C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my lower gearcase seal is failing? \u003cstrong\u003eA:\u003c\/strong\u003e Signs include oil leaks around the propeller hub or water in the gearcase oil. Replacing the seal and O-ring restores proper sealing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this kit be used on other Tohatsu models? \u003cstrong\u003eA:\u003c\/strong\u003e This kit is designed for the MFS 25B, 25C, 30B, and 30C. Always confirm compatibility with your specific serial number.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":45556597129302,"sku":"ZZ3E00915","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_26730e9f-a410-4aff-b965-2a71f7df318d.jpg?v=1789214270","url":"https:\/\/www.solidspare.com\/products\/lower-gearcase-seal-o-ring-3ac601110-332601030-for-tohatsu-mfs-25b-25c-30b-30c","provider":"Solid Spare","version":"1.0","type":"link"}