{"product_id":"sierra-18-21001-mercruiser-alpha-bravo-gimbal-bearing","title":"Sierra Bearing Gimbal - SIE-18-21001","description":"\u003cp\u003eSierra Marine 18-21001 MerCruiser Gimbal Bearing\u003c\/p\u003e\u003cp\u003eNon-greasable MerCruiser gimbal bearing from Sierra Marine. Sierra engine parts are designed to meet or exceed OEM requirements.\u003c\/p\u003e\u003cp\u003eFits: MC-1, R, MR, and Aplha (1974-97), Gen II Aplha (1991-97), Bravo I\/II\/III (1988-95)\u003c\/p\u003e\u003cp\u003eReplaces:\u003c\/p\u003e\u003cp\u003eMerCruiser Stern Drive\u003c\/p\u003e\u003cp\u003e30-879194A02\u003c\/p\u003e\u003cp\u003e30-60794A4\u003c\/p\u003e\u003cp\u003e30-60794B4\u003c\/p\u003e\u003cp\u003e30-60794A2\u003c\/p\u003e\u003cp\u003eIncludes:\u003c\/p\u003e\u003cp\u003e(1) Permalube gimbal bearing\u003c\/p\u003e\u003cp\u003e(1) Grease passage plug\u003c\/p\u003e\u003cp\u003eInstallation Instructions for Sierra Gimbal Bearings:\u003c\/p\u003e\u003cp\u003eWhen changing the gimbal bearing to the permanently lubricated type, replace the grease fitting with the included grease passage plug.\u003c\/p\u003e\u003cp\u003eRemove the grease fitting from the side of the transom housing.\u003c\/p\u003e\u003cp\u003eApply sealant to the threads of the grease passage plug.\u003c\/p\u003e\u003cp\u003eUse a 1\/8\" allen wrench to install the grease passage plug until fully sealed.\u003c\/p\u003e\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhat is the Sierra Marine 18-21001 MerCruiser Gimbal Bearing? The Sierra Marine 18-21001 MerCruiser Gimbal Bearing is a non-greasable, permanently lubricated gimbal bearing designed for specified MerCruiser stern drive applications. Sierra engine parts are designed to meet or exceed OEM requirements.\u003c\/li\u003e\n\u003cli\u003eWhich MerCruiser stern drives does the Sierra Marine 18-21001 Gimbal Bearing fit? The Sierra Marine 18-21001 fits MC-1, R, MR, and Alpha models from 1974-1997, Gen II Alpha models from 1991-1997, and Bravo I, II, and III models from 1988-1995.\u003c\/li\u003e\n\u003cli\u003eWhat does the Sierra Marine 18-21001 Gimbal Bearing replace? The Sierra Marine 18-21001 replaces MerCruiser stern drive part numbers 30-879194A02, 30-60794A4, 30-60794B4, and 30-60794A2. Verify your existing part number and MerCruiser application before purchasing.\u003c\/li\u003e\n\u003cli\u003eWhat is included with the Sierra Marine 18-21001 Gimbal Bearing? The kit includes one Permalube gimbal bearing and one grease passage plug. The grease passage plug is included for installation when replacing a greasable gimbal bearing with this permanently lubricated type.\u003c\/li\u003e\n\u003cli\u003eHow do you install the grease passage plug with the Sierra Marine 18-21001? When changing to the permanently lubricated gimbal bearing, remove the grease fitting from the side of the transom housing. Apply sealant to the threads of the included grease passage plug, then use a 1\/8\" Allen wrench to install the plug until it is fully sealed.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":50582423339266,"sku":"SIE-18-21001","price":107.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/3024\/2562\/files\/sie-18-21001_lg__98260.1558139580.webp?v=1791081278","url":"https:\/\/allmarineworld.com\/products\/sierra-18-21001-mercruiser-alpha-bravo-gimbal-bearing","provider":"All Marine World","version":"1.0","type":"link"}