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      Mercruiser Gearcase & Drive Parts Product Listings

      • Mercury - Mercruiser 8M0169040 Sterndrive Bearing Retainer
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        $41.99
        $36.99

        Mercury - Mercruiser 8M0169040 Retainer-Bearing Genuine OEM Mercury-Mercruiser part. Replacement bearing retainer for Mercruiser Sterndrives. Fits: Vazer Transom - s/n 0W755000 & up Vazer Drive -...

      • Cross-Brg Assy-Hd Od, Mercury - Mercruiser 75832T-1 Image
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        $101.39
        $84.49

        Quicksilver 75832T-1 Hd Brg Cross Od Quicksilver 75832T1 Cross and Bearing Kit is designed for various vintage and contemporary MerCruiser sterndrive applications. This driveshaft U-joint repair kit...

      • Mercury - Mercruiser 805536A-2 Cross & Bearing Image
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        $127.19
        $105.99

        Quicksilver 805536A-2 Cross & Bearing Quicksilver 805536A2 Cross and Bearing Kit is designed for select MerCruiser Alpha One Gen II sterndrives. This driveshaft U-joint repair kit helps restore...

      • Mercury Automatic Transmission Fluid - 1 Gal
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        $39.49
        $34.99

        Mercury 8M0173230 Automatic Transmission Fluid - 1 Gal Engineered for harsh marine environments. Specifically formulated and recommended for use in Mercury Outboards, MerCruiser Inboards, and Tow...

      • Mercury - Mercruiser 25-89497 O Ring Image
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        $5.99

        Mercury - Mercruiser 25-89497 O Ring

      • Sierra 18-1161 Tapered Roller Bearing Replaces 31-35990A
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        $56.09
        $40.39

        Sierra 18-1161 Tapered Roller Bearing Sierra high-quality engine parts are designed to meet OEM specifications. For Mercruiser Stern Drives, and OMC Stern Drives. Fits IA/IB/IC & EZ Shift, MC-I,...

      • Sierra 18-1706 Gimbal Housing Hinge Pin
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        $34.39
        $26.79

        Sierra 18-1706 Gimbal Housing Hinge Pin Special Order est. 10 Days

      • Mercruiser Gen II Replacement Upper Unit 1.81
        $1,409.99
        $1,174.99

        Sterndrive Engineering Mercruiser Gen II Replacement Upper Unit 1.81 Ratio Replacement Upper Unit for Mercruiser Alpha One Gen II Sterndrives 1991- Current. SE116 1.81 Ratio replaces the 1.84...

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      • Mercury - Mercruiser 25-8M2004603 O-Ring
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        $8.49
        $7.99

        Mercury - Mercruiser 25-8M2004603 O-Ring  Genuine OEM Mercury-Mercruiser part. - Minimum Order Quantity 5.Special Order Item: This product is ordered specifically for your application. To help...

      • Sierra 18-1156 Foward Gear Bearing
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        $58.99
        $42.49

        Sierra 18-1156 Forward Gear Bearing The Sierra 18-1156 Forward Gear Bearing is for use with Mercruiser Sterndrives, Mercury Marine, Chrysler/Force/US Marine, and Honda Outboards. Interchangeable...

      • Sierra 18-7114 O-Ring
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        $1.89
        $1.59

        Sierra 18-7114 O-Ring Sierra replacement O-ring. I.D.: 1.000" or 25.4mm Width: 0.135" or 3.4mm Sold in intervals of 5. Interchangeable with: Chrysler/Force/US...

      • Mercruiser 15-35980A-1 Shim Set
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        $16.99
        $15.49

        Mercruiser 15-35980A-1 Shim Set Genuine OEM Mercruiser Stern Drive shim set. .Special Order Mercury Marine Information: Additional Handling Time: Item transfers from an alternate warehouse requires...

      • Mercruiser 15-36178A02 Shim Set
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        $14.99
        $13.99

        Mercruiser 15-36178A02 Shim Set Genuine OEM Mercruiser stern drive upper bearing shim set. Special Order Mercury Marine Information: Additional Handling Time: Item transfers from an alternate...

      • Mercruiser 33981A06 Shift Cable Assembly
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        $156.99
        $137.99

        Mercury - Mercruiser 33981A06 Shift Cable Assembly Genuine OEM Mercury-Mercruiser part. Fits: Vazer Special Order Mercury Marine Information: Additional Handling Time: Item transfers from an...

      • Sierra 18-2163 Shift Slide Screw
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        $2.39
        $1.99

        Sierra 18-2163 Mercruiser Shift Slide Screw This high-quality Sierra replacement part fits MC-I, R, MR, Alpha One & Gen II engines. Interchangeable...

      • Sierra 18-2359 Drive Shaft Nut Set
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        $10.39
        $9.79

        Drive Shaft Nut Set - Special Order est. 10 Days

      • Sierra 18-2847 Outdrive Gasket
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        $19.29
        $13.89

        Sierra 18-2847 Outdrive Gasket Sierra high-quality engine parts are designed to meet OEM specifications. Fits 215E, 215H, TR and TRS drives. Interchangeable...

      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!