{"product_id":"ghmarine-transom-bellows-gimbal-bearing-kit-for-mercruiser-alpha-1-gen1-full-seal-repair-kit-fits-1983-1990-includes-clamps","title":"GHmarine Transom Bellows \u0026 Gimbal Bearing Kit for MerCruiser Alpha 1 Gen1 — Full Seal Repair Kit (fits 1983–1990, includes clamps","description":"\u003cp\u003e\u003cstrong\u003eGHmarine 30-803097T1 is a full transom bellows and gimbal bearing replacement kit made to restore water and exhaust seals on MerCruiser Alpha 1 Gen 1 drives.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your MerCruiser Alpha 1 drive (Gen 1) shows signs of bellows wear, exhaust leaks, or loose gimbal bearings, replacing the rubber components and bearing as a set removes guesswork and reduces rework. This kit collects the rubber bellows, water lines, clamps, gaskets and the gimbal bearing needed to refresh the gimbal housing and transom seals for specified Alpha 1 models and serial ranges.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and serial numbers does this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for early MerCruiser Alpha 1 Gen 1 drives and select Alpha 1 SS models within stated serial ranges. Confirm your boat’s model and serial number before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits MerCruiser R, MR, Alpha 1 (1983–1990) starting at serial 6225577\u003c\/li\u003e\n  \u003cli\u003eFits Alpha 1 SS (1986–1989) starting at serial OA 545004\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM references including 30-803097T1 and Sierra 18-2601-1\u003c\/li\u003e\n  \u003cli\u003eContact seller with model, horsepower or year if unsure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat components are included and what do they replace?\u003c\/h3\u003e\n\u003cp\u003eThe kit bundles all rubber components and the gimbal bearing so you replace every wear item in the gimbal housing and transom run. Each listed piece matches common OEM part numbers to make installation straightforward and reduce parts hunting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\"U\" joint bellows assembly — replaces OE 60932A4\u003c\/li\u003e\n  \u003cli\u003eExhaust bellows — replaces OE 32734A3 and 18654A1\u003c\/li\u003e\n  \u003cli\u003eWater hoses in 5\/8\" and 3\/4\" sizes — replace OE 32-32461 and 32-41725\u003c\/li\u003e\n  \u003cli\u003eShift bellows — replaces OE 74639; includes all stainless clamps\u003c\/li\u003e\n  \u003cli\u003eGimbal bearing — replaces OE 30-60794A4 and includes gasket kit 27-94996T2\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will installing this kit affect drive performance and maintenance?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn bellows and the gimbal bearing restores sealed protection against water ingestion and exhaust leaks at the transom, reducing corrosion risk and preventing premature drivetrain damage. Completing the full set at once eliminates staged repairs and helps maintain correct hose routing and clamp pressure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeals out water to protect internal U-joint and u-bend areas\u003c\/li\u003e\n  \u003cli\u003ePrevents exhaust leaks that can accelerate rubber deterioration\u003c\/li\u003e\n  \u003cli\u003eStainless clamps resist corrosion and hold correct clamp torque\u003c\/li\u003e\n  \u003cli\u003eNew gimbal bearing reduces shaft play and improves alignment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before buying and installing this kit?\u003c\/h3\u003e\n\u003cp\u003eVerify your drive model, serial number and year before purchasing — this ensures the kit matches the geometry and OEM references on your drive. Also inspect surrounding components (bell housing, transom mounting, driveshaft splines) and plan for basic tools and sealant needed during installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm drive model (R, MR, Alpha 1, Alpha 1 SS) and serial number ranges\u003c\/li\u003e\n  \u003cli\u003eInspect transom and bell housing for cracks or excessive corrosion\u003c\/li\u003e\n  \u003cli\u003ePrepare standard marine tools, sealant and torque specs for clamps\u003c\/li\u003e\n  \u003cli\u003eConsider replacing related fasteners if heavily corroded\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This GHmarine kit is aimed at boat owners, mechanics and restoration professionals working on MerCruiser Alpha 1 Gen 1 drives who want a single-purchase solution for all rubber parts and the gimbal bearing. It suits anyone doing preventative maintenance or repairing water\/exhaust leaks on compatible vintage MerCruiser units who prefers OEM-referenced replacements and stainless mounting hardware.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this kit include the gimbal bearing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the kit includes the replacement gimbal bearing that corresponds to OE 30-60794A4.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this kit on any Alpha 1 model?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits Alpha 1 Gen 1 drives and Alpha 1 SS within listed serial ranges; verify your serial number before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GHmarine","offers":[{"title":"Default Title","offer_id":48080411492510,"sku":"B07MQZFC8H","price":109.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ghmarine-transom-bellows-kit-front-packaging.jpg?v=1785781060","url":"https:\/\/northtrailauto.ca\/products\/ghmarine-transom-bellows-gimbal-bearing-kit-for-mercruiser-alpha-1-gen1-full-seal-repair-kit-fits-1983-1990-includes-clamps","provider":"North Trail Auto","version":"1.0","type":"link"}