{"product_id":"transom-bellows-seal-kit-for-mercruiser-alpha-one-gen-ii-30-803099t1-gh-marine","title":"Transom Bellows Seal Kit for MerCruiser Alpha One Gen II — 30-803099T1 | GH Marine","description":"\u003cdiv style=\"width:100%;max-width:920px;margin:0 auto;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.75;color:#263c37;background:#ffffff;overflow-wrap:anywhere;\"\u003e\n  \u003csection style=\"margin:0;padding:26px 24px;border-top:3px solid #234f42;border-bottom:1px solid #d6dfd9;background:#f3f6f2;box-sizing:border-box;\"\u003e\n    \u003cp style=\"margin:0 0 12px;color:#315a4b;font-size:12px;font-weight:700;letter-spacing:1.4px;line-height:1.6;text-transform:uppercase;\"\u003eGH MARINE \/ BELLOWS \u0026amp; RELATED PARTS\u003c\/p\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eAbout this part\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eThis transom bellows seal repair kit is intended for transom bellows and seal service on MerCruiser Alpha One Gen II sterndrives from 1991 and newer with serial numbers 0D469859 and up. It applies to configurations equipped with an exhaust bellows and corresponds to primary OEM reference 30-803099T1. This is a transom bellows and seal repair kit, not a lower shift cable kit.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eMatch the application\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eThis transom bellows seal repair kit fits MerCruiser Alpha One Gen II sterndrives from 1991 and newer with serial numbers 0D469859 and up when equipped with an exhaust bellows.\u003c\/p\u003e\n    \u003cp style=\"margin:0 0 16px;color:#52665e;font-size:15px;line-height:1.75;\"\u003eDo not select this kit solely by the MerCruiser brand name or the Alpha One model name. Confirm Generation II, the 1991 and newer year range, serial number 0D469859 and up, and the exhaust-bellows configuration on your stern drive before ordering.\u003c\/p\u003e\n    \u003cul style=\"list-style:none;margin:0;padding:0;\"\u003e\n      \u003cli style=\"margin:0;padding:16px 0;border-top:1px solid #d6dfd9;\"\u003e\n        \u003cp style=\"margin:0 0 4px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eMerCruiser · Alpha One Gen II\u003c\/p\u003e\n        \u003cp style=\"margin:0;color:#263c37;font-size:15px;line-height:1.8;\"\u003e\u003cstrong\u003eYear:\u003c\/strong\u003e 1991 and newer\u003c\/p\u003e\n        \u003cp style=\"margin:0;color:#263c37;font-size:15px;line-height:1.8;\"\u003e\u003cstrong\u003eSerial number:\u003c\/strong\u003e 0D469859 and up\u003c\/p\u003e\n        \u003cp style=\"margin:0;color:#263c37;font-size:15px;line-height:1.8;\"\u003eFor stern drives equipped with exhaust bellows.\u003c\/p\u003e\n        \u003cp style=\"margin:6px 0 0;color:#76571f;font-size:13px;font-weight:700;line-height:1.6;\"\u003eApplies with the stated conditions\u003c\/p\u003e\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eNumbers to compare\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eUse these reference numbers to identify the kit and compare against your existing service records. Check the complete reference number, including the T1 suffix; similar numbers do not automatically mean all versions or sub-components are directly interchangeable.\u003c\/p\u003e\n\n    \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003ePrimary OEM kit references\u003c\/h3\u003e\n    \u003ctable style=\"width:100%;table-layout:fixed;border-collapse:collapse;text-align:left;font-size:15px;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eMercury Mariner \/ Quicksilver\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-803099T1\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-803099t 1\u003c\/span\u003e\n\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eMercury Mariner\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-803099T 1\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30803099T1\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e803099T1\u003c\/span\u003e\n\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eAftermarket kit references\u003c\/h3\u003e\n    \u003ctable style=\"width:100%;table-layout:fixed;border-collapse:collapse;text-align:left;font-size:15px;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eSierra\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e18-8218\u003c\/span\u003e (listed as sealed-bearing version), \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e18-8206-1\u003c\/span\u003e (listed with greasable gimbal bearing)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eSEI Marine\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e9A-116\u003c\/span\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eOBR Red Rhino\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003eMR-907\u003c\/span\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eMallory\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e9-72900\u003c\/span\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eGLM\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e21960\u003c\/span\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eAdditional associated and component references\u003c\/h3\u003e\n    \u003cp style=\"margin:0 0 16px;color:#52665e;font-size:15px;line-height:1.75;\"\u003eThe following numbers are cross-referenced with this record in parts catalogs (including individual component numbers or related assembly variations). Do not treat individual component numbers as a complete kit equivalent.\u003c\/p\u003e\n    \u003ctable style=\"width:100%;table-layout:fixed;border-collapse:collapse;text-align:left;font-size:15px;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eMercury Mariner\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-803099T\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-879194A01\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-879194A02\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-862540A3\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-60794A4\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e27-94996Q2\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e32-8M0109048\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e74639\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e8M0124227\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e816431A1\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e26-88416\u003c\/span\u003e\n\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eSierra\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e18-2600\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e18-21006\u003c\/span\u003e\n\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eGLM\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\n\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e21906\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e39622\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e47240\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e89080\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e89100\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e89180\u003c\/span\u003e, \u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e85910\u003c\/span\u003e\n\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cdiv style=\"margin:18px 0 0;padding:12px 16px;border-left:3px solid #8b6a38;background:#faf7ef;color:#55452b;box-sizing:border-box;\"\u003e\n      Sierra 18-8206-1 is listed with a greasable gimbal bearing, while Sierra 18-8218 is listed as a sealed-bearing version. Do not use these cross-reference numbers to assume that every kit has identical bearing maintenance requirements; confirm the bearing design required for your service if your housing depends on a grease passage or sealed configuration.\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eTechnical details\u003c\/h2\u003e\n    \u003ctable style=\"width:100%;table-layout:fixed;border-collapse:collapse;text-align:left;font-size:15px;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eProduct type\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003eTransom Bellows Seal Repair Kit\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eBrand\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003eGH Marine\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eTarget drive series\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003eMerCruiser Alpha One Gen II (1991 \u0026amp; newer, S\/N 0D469859 \u0026amp; up)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003eExhaust configuration\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003eFor drives equipped with exhaust bellows\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth scope=\"row\" style=\"width:36%;padding:12px 10px 12px 0;border-bottom:1px solid #d6dfd9;text-align:left;vertical-align:top;color:#52665e;font-weight:400;\"\u003ePrimary OEM reference\u003c\/th\u003e\n          \u003ctd style=\"padding:12px 0 12px 10px;border-bottom:1px solid #d6dfd9;vertical-align:top;color:#263c37;\"\u003e\u003cspan style=\"font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;\"\u003e30-803099T1\u003c\/span\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eSupplied contents\u003c\/h2\u003e\n    \u003cul style=\"margin:0;padding-left:22px;\"\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eTransom bellows seal repair kit\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp style=\"margin:0 0 16px;color:#52665e;font-size:15px;line-height:1.75;\"\u003eThis item is a transom bellows and seal repair kit, not a lower shift cable kit. If your repair requires a specific gimbal bearing style (greasable versus sealed) or specific sub-component breakdown, contact GH Marine before ordering to confirm the exact contents for your job.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eWorkshop sequence\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eGeneral workshop guidance only; use the service procedure for your exact drive or engine configuration.\u003c\/p\u003e\n    \u003col style=\"margin:0;padding-left:22px;list-style-type:decimal;\"\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eVerify that the stern drive is an Alpha One Gen II unit (1991 and newer, serial number 0D469859 and up) configured with an exhaust bellows, and lay out all service parts against the parts diagram.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eIsolate the battery and propulsion systems according to the MerCruiser service manual, then support and remove the stern drive unit safely.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eBefore removing old bellows, hoses, or seals from the gimbal housing and bell housing, record clamp screw orientations, convolution positions, and routing paths.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eClean all mounting flanges, grooves, and sealing lands thoroughly; inspect the transom assembly, gimbal bearing bore, and water passage ports for corrosion, pitting, or scoring.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eInstall the replacement seals and bellows without twisting or pinching the rubber convolutions, applying the adhesives, lubricants, and tooling specified in the service manual for your exact drive serial number.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003ePosition and tighten all clamps and fasteners according to the service manual so clamp housings do not chafe adjacent hoses or bellows throughout the full steering and trim range.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eCheck gimbal bearing alignment, complete drive reinstallation, and verify shift operation and watertight integrity before returning the vessel to service.\u003c\/li\u003e\n    \u003c\/ol\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eBefore reassembly\u003c\/h2\u003e\n    \u003cul style=\"margin:0;padding-left:22px;\"\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eConfirm that your stern drive serial number is 0D469859 or higher and that it is an Alpha One Gen II model rather than an earlier Alpha One (Gen I) drive.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eVerify that your transom assembly uses a clamped exhaust bellows rather than an exhaust tube, and compare reference number 30-803099T1 with your parts catalog.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eInspect the lower shift cable and shift cable bellows area while the drive is removed, as a lower shift cable kit is separate from this transom seal repair kit.\u003c\/li\u003e\n      \u003cli style=\"margin:0 0 10px;\"\u003eCheck the gimbal bearing style and grease passage orientation on the gimbal housing so maintenance expectations match the installed bearing type.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eQuestions from the workshop\u003c\/h2\u003e\n    \u003cdiv style=\"margin:0;padding:16px 0;border-top:1px solid #d6dfd9;\"\u003e\n      \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eDoes this kit fit earlier MerCruiser Alpha One (Gen I) stern drives?\u003c\/h3\u003e\n      \u003cp style=\"margin:0 0 14px;\"\u003eNo. This kit is specified for MerCruiser Alpha One Gen II stern drives from 1991 and newer with serial numbers 0D469859 and up. Do not select it based only on the Alpha One name without confirming Generation II and the serial number.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin:0;padding:16px 0;border-top:1px solid #d6dfd9;\"\u003e\n      \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eWhy are both Sierra 18-8218 and 18-8206-1 listed in the reference numbers?\u003c\/h3\u003e\n      \u003cp style=\"margin:0 0 14px;\"\u003eIn aftermarket catalogs, Sierra 18-8206-1 is listed with a greasable gimbal bearing while Sierra 18-8218 is listed as a sealed-bearing version. Both cross-reference to the Alpha One Gen II transom service application, but they should not be used to assume identical bearing maintenance requirements across all kits.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin:0;padding:16px 0;border-top:1px solid #d6dfd9;\"\u003e\n      \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eIs a lower shift cable included in this transom repair kit?\u003c\/h3\u003e\n      \u003cp style=\"margin:0 0 14px;\"\u003eThis is a transom bellows and seal repair kit corresponding to reference 30-803099T1. If a lower shift cable is needed for your repair, confirm the supplied components before ordering.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin:0;padding:16px 0;border-top:1px solid #d6dfd9;\"\u003e\n      \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eWhat exhaust configuration does this kit match?\u003c\/h3\u003e\n      \u003cp style=\"margin:0 0 14px;\"\u003eIt is specified for MerCruiser Alpha One Gen II stern drives equipped with an exhaust bellows. Verify whether your drive uses an exhaust bellows before ordering.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin:0;padding:16px 0;border-top:1px solid #d6dfd9;\"\u003e\n      \u003ch3 style=\"margin:20px 0 8px;color:#234f42;font-size:17px;font-weight:700;line-height:1.5;\"\u003eWhy does the reference list include numbers like 27-94996Q2 or 816431A1?\u003c\/h3\u003e\n      \u003cp style=\"margin:0 0 14px;\"\u003eTransom service kits cross-reference to several individual OEM and aftermarket sub-component numbers (such as mounting gaskets, bellows, hoses, or bearings). Use 30-803099T1 as the primary kit reference, and do not assume an individual component number represents the entire repair kit.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eAbout GH Marine\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eGH Marine focuses on bellows and related marine service parts. Compare the application details, reference numbers and supplied contents together to select the part for your repair.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eDelivery information\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eEstimated delivery: 7–15 calendar days.\u003c\/p\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003ePlanning a repair for a particular date? Contact GH Marine before ordering to discuss delivery to your destination. Check that your delivery address and contact details are complete when placing your order.\u003c\/p\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eFor a delivery question about an existing order, have your order number and delivery destination ready when you contact GH Marine.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0;padding:30px 0;border-bottom:1px solid #d6dfd9;\"\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#234f42;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:400;line-height:1.3;\"\u003eWarranty and assistance\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 14px;\"\u003eContact GH Marine for the warranty terms applicable to this product and assistance with a product issue.\u003c\/p\u003e\n  \u003c\/section\u003e\n\u003c\/div\u003e","brand":"GH Marine","offers":[{"title":"Default Title","offer_id":52012050415862,"sku":"17B3007","price":78.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/5781\/8102\/files\/transom-bellows-seal-kit-for-mercruiser-alpha-one-gen-ii-30-803099t1-gh-marine-1.jpg?v=1792603007","url":"https:\/\/gh-marine.com\/products\/transom-bellows-seal-kit-for-mercruiser-alpha-one-gen-ii-30-803099t1-gh-marine","provider":"GH Marine","version":"1.0","type":"link"}