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      Mercruiser Gearcase & Drive Parts Product Listings

      • Sierra 18-2140 Engine Mount Bolt Kit
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        $42.49
        $30.59

        Sierra 18-2140 Engine Mount Bolt Kit Sierra high-quality engine parts are designed to meet OEM specifications. For Mercruiser I engines. Kit Includes: (1) 18-0681 Washer (1) 18-3729 Motor Mount...

      • EMP 30-00803 MerCruiser/Volvo Gimbal Bearing
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        $91.20
        $76.00

        EMP 30-00803 MerCruiser/Volvo Gimbal Bearing This gimbal bearing  is intended for use with MerCruiser, Volvo, OMC transoms. This replacement gimbal bearing meets all OEM requirements. Gimbal...

      • Sierra 18-7157 O-Ring
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        $5.19
        $4.49

        Sierra 18-7157 O-Ring I.D.: 3.500" or 88.9mm Width: 0.210" or 5.3mm Interchangeable with: GLM 83410 Mallory 9-76542 Mercruiser Stern Drive 25-29976 Mercury Marine 25-29976

      • Sierra 18-3752 Retaining Nut Replaces 8168112
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        $40.99
        $31.99

        Sierra 18-3752 Mercruiser Drive Shaft Housing Retaining Nut Sierra high-quality engine parts are designed to meet OEM specifications. For Mercruiser Stern Drives. Interchangeable...

      • Sierra 18-2617 Outdrive Gasket Set Replaces 27-35996A1
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        $15.89
        $13.49

        Sierra 18-2617 Mercruiser Outdrive Gasket Set For Old Style Outdrives 1A/1B/1C And EZ Shift 1964-1966 Kit Includes: (1) 18-2556 Drive Shaft Housing To Bell Housing Gasket (1) 18-2840 Bell...

      • SEI Alpha 1 Gen1 Mercruiser Hose Kit
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        $161.99
        $134.99

        SEI Alpha 1 Gen1 Mercruiser Hose Kit for External Line Cylinders These are replacement hoses for 9B-102-01 Trim Cylinders.

      • EMP 94-01821 MerCruiser/Volvo U-Joint
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        $66.05
        $55.04

        EMP 94-01821 MerCruiser/Volvo/OMC U-Joint This u-joint is intended for use on MerCruiser, Volvo, & OMC engines and meets all OEM requirements. U-Joint Application: For MerCruiser 1982-1998...

      • Quicksilver 26-76868A04 Gear Housing Seal Kit Image
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        $161.99
        $142.49

        Quicksilver 26-76868A04 Seal Kit Quicksilver 76868A04 Gear Case Seal Kit is a genuine replacement seal kit designed for select MerCruiser Bravo sterndrives. This kit provides the necessary sealing...

      • Sierra 18-1155 Ball Bearing
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        $63.49
        $49.49

        Sierra 18-1155 Ball Bearing Fits IA/IB/IC & EZ Shift, MC-I, R, MR, Alpha One & Gen II Interchangeable with: GLM 21620 Mallory 9-75114 Mercruiser Stern Drive 30-35914 30-17927 30-88957A1...

      • Mercury - Mercruiser 27-840940 Gasket
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        $51.49
        $43.49

        Mercury - Mercruiser 27-840940 Gasket  Genuine OEM Mercury-Mercruiser part. - Minimum Order Quantity 2.Special Order Item: This product is ordered specifically for your application. To help ensure...

      • Mercruiser 26-16709A-2 Driveshaft Housing Seal Kit
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        $140.49
        $123.99

        Mercruiser 26-16709A-2 Driveshaft Housing Seal Kit Genuine OEM Mercury - Mercruiser driveshaft housing seal kit. Fits: Bravo I, II, III, X, XR & XZ Special Order Item.

      • Mercury - Mercruiser 26-816575A-3 Gear Housing Seal Kit
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        $166.49
        $104.99

        Mercruiser 26-816575A-3 Alpha One Gen II Gear Housing Seal Kit Genuine OEM Mercury - Mercruiser part. Application: Alpha One (Gen II) 1998 & up - s/n 0L100040 & up Alpha One (Gen II) 1991 - 1995 -...

      • Mercruiser 8M0098795 Engine Coupler Assembly
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        $893.39
        $744.49

        Mercury - Mercruiser 8M0098795 Engine Coupler Assembly Genuine OEM Mercury-Mercruiser part. Fits: MCM 4.5L MPI, 6.2L MPI (Mercury) & GM V‑8 engines with Bravo drive Round shape Flywheel mount ...

      • Sierra 18-1404 Mercruiser Bearing Repair Kit
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        $207.59
        $166.09

        Sierra 18-1404 Mercruiser Bearing Repair Kit Sierra bearing repair kit for Mercruiser Alpha I Gen II gearcases. Fits: All Alpha 1/Gen II Gearcases 1998 and Newer Features all...

      • Sierra 18-2011 Oil Seal
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        $17.29
        $13.49

        Sierra 18-2011 Oil Seal Sierra replacement oil seal for Mercruiser Stern Drives and Mercury Marine engines. O.D.: 1.250" Shaft Size: 0.750" Width: 0.312" Interchangeable...

      • EMP 27-00609 MerCruiser Outdrive Mounting Kit
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        $7.28
        $6.07

        EMP 27-00609 MerCruiser Outdrive Mounting Kit This outdrive mounting Kit is intended for use on MerCruiser engines and meets all OEM requirements. Outdrive Mounting Kit Application: For MerCruiser...

      • Mercury - Mercruiser 91-865232 Shift Slide Tool
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        $2.49

        Mercury-MerCruiser 91-865232 Shift Slide Stabilizer Tool The Mercury-MerCruiser 91-865232 Shift Slide Stabilizer Tool is a genuine OEM service tool used for compatible MerCruiser Alpha One Gen II...

      Mercruiser OEM Engine Parts Finder

      MerCruiser Gearcase

      Shims, yokes, and spools may throw your head in a whirl. Just the idea of “gearcase” is an intimidating one, especially for newer boaters and those just taking on the do-it-yourself route. You’ve made a wise choice with your MerCruiser engine, but are now hoping to perform preventative maintenance or repair a busted part. Wholesale Marine has all that you need for your MerCruiser gearcase for pre-Alpha, Alpha, and Bravo drives.

      Shop for Your MerCruiser Gearcase and Drive Part Needs

      Whether a pro boater or a casual weekend cruiser, your MerCruiser gearcase needs attention from time to time. The delicate intricacies of the gearcase are not to be taken lightly, and we recommend referring to your engine’s manual, manufacturer’s website, or a number of other resources as you diagnose or update your boat’s engine. Once you know what you are looking for, we strive to make it as easy as possible to locate it, beginning with our Parts Selection Guide. You can depend on Wholesale Marine to provide high quality Mercury outboard parts and Mercury sterndrive parts from the top brands in the industry. We offer a wide array of MerCruiser gearcase components. Both upper and lower gear housing seal kits are offered, each one meeting OEM standards and including all that you need. Upper unit gears, shift spools, replacement drives, shims, O-rings, and seals make this an excellent comprehensive site for all of your MerCruiser gearcase needs.

      Whether an engine expert or a newer novice, we want to assist you in your MerCruiser gearcase journey. We have a highly-trained team full of experienced boaters who have been in your shoes and can help you choose the right part from the get-go. We are here Monday through Friday, 9:00 AM to 6:00 PM EST, at (877) 388-2628 to help you narrow down your search and select just the right part for the job. Our Wholesale Rewards Program, shipping perks, and price match guarantee are added bonuses to ensure each and every customers’ satisfaction. Remember you can always depend on Wholesale Marine for high quality Mercury outboard parts and Mercury sterndrive parts from the top brands in the industry. So plan to call us for all your boating needs today!