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      Product Listing

      • Sierra 18-2414 Engine Coupler Replaces 97432A2
        $716.99
        $516.49

        Sierra 18-2414 MerCruiser Engine Coupler Sierra replacement engine coupler for MerCruiser Stern Drives. Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements. Fits: 165, 170, 470, 3.7 L s/n 6170297 & Up...

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      • Mercruiser 8M0204685 Washer
        $5.99
        $5.49

        Mercruiser 8M0204685 Washer Genuine OEM Mercury - Mercruiser part. Replacement bell housing washer for Mercruiser Bravo drives. Supersedes: 12-806241 Special Order Item.

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      • Sierra 18-2604E Lower Shift Cable Kit Replaces 815471T1
        $291.49
        $209.99

        Sierra 18-2604E MerCruiser Bravo Lower Shift Cable Kit Features: Uses: 18-2145E shift cable For: Bravo Kit Includes: SIE-18-2145 Bravo Shift Cable SIE-18-2149 Shift Cable End Kit SIE-18-2753-1 Shift Cable Bellows SIE-18-2615 Outdrive Gasket...

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      • EMP 61-00500 MerCruiser Exhaust Bellow with Clamps
        $36.00
        $30.00

        EMP 61-00500 MerCruiser Exhaust Bellow with Clamps Replaces 18654A1 This exhaust bellow is intended for use with MerCruiser systems and comes with 2 clamps. These bellows meets all OEM requirements. Exhaust Bellow Application: For All Mercruiser 1963...

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      • EMP 64-02823 MerCruiser Shift Cable Kit
        $100.80
        $84.00

        EMP 64-02823 MerCruiser Shift Cable Kit This shift cable Kit is intended for use on MerCruiser engines and meets all OEM requirements. Impeller Kit Application: For MerCruiser 1987 & later MC-1 R/MR/Alpha One & Alpha Gen II transom...

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      • Sierra 18-2643 Upper Unit Seal Kit Replaces 26-16709A2
        $124.99
        $89.99

        Sierra 18-2643 Mercruiser Bravo Blackhawk Upper Gear Case Seal Kit Sierra high-quality engine parts are designed to meet OEM specifications. For Bravo - Blackhawk engines  Kit Includes: (1) 18-1240 Outdrive Seal (1) 18-2010 Oil Seal (1)...

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      • Sierra 18-0577 Carrier Oil Seal Assembly
        $73.49
        $52.99

        Sierra 18-0577 Mercruiser Carrier Oil Seal Assembly Sierra Carrier Oil Seal Assembly fits IA/IB/IC & EZ Shift, MC-I, R, MR, Alpha One & Gen II. Interchangeable with: GLM 28370 Mallory 9-78100 Mercruiser Stern...

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      • Mercury 8M0173229 Automatic Transmission Fluid Thumbnail Image
        $10.99
        $10.49

        Mercury 8M0173229 Automatic Transmission Fluid Engineered for harsh marine environments. Specifically formulated and recommended for use in Mercury Outboards, MerCruiser Inboards, and Tow Sport transmissions requiring DexronIII fluid. Meets...

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      • Sterndrive Engineering Replacement Drive, Old Style R , MR , Alpha One
        $2,075.74
        $1,804.99

        Sterndrive Engineering Replacement Drive, Old Style R , MR , Alpha One Replaces most Mercruiser Sterndrives 160/165 HP from 1967-1977 Comes with a 8-1/8 old style input yoke Ships in two boxes Does NOT include install kit or anode kit Up to 300HP...

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      • Mercruiser 18643A-5 Engine Coupler Assembly
        $467.99
        $393.49

        Mercruiser 18643A-5 Engine Coupler Assembly Genuine OEM Mercury - Mercruiser part. Replacement engine coupling assembly for Mercruiser stern drives. Fits: MCM 3.0L (1999‑2016), 4.5L MPI, GM V‑6 & V‑8 (305 & 350 CID)...

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      • Quicksilver 27-94996Q-2 Drive/Bell Housing Gasket Set
        $17.99
        $14.99

        Quicksilver 27-94996Q-2 Drive/Bell Housing Gasket Set Genuine OEM Mercury-Mercruiser part. Complete replacement bell housing gasket set for Mercruiser Sterndrives. Quicksilver products are manufactured to meet Mercury Marine OEM specifications...

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      • Sierra 18-2340 Shift Shaft Washer
        $1.99
        $1.49

        Sierra 18-2340 Shift Shaft Washer Sierra high-quality engine parts are designed to meet OEM specifications. For use on Mercruiser Stern Drives and Mercury Marine engines. Thickness: 1/16" Fits 1A/IB/IC & EZ Shift, MC-I, R, MR & Alpha One...

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      • Quicksilver OEM MeCruiser Alpha One Gen I U-Joint Bellows Image
        $90.59
        $75.49

        Quicksilver OEM MeCruiser Alpha One Gen I U-Joint Bellows 60932A4 Bell housing U-joint bellows 60932A4 is for MerCruiser sterndrive models MC-I, R, MR, Alpha One, and TR/TRS. Easy to install using common tools. Kit includes hose clamps to secure both...

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      • Sierra 18-7160 O-Ring
        $0.89
        $0.67

        Sierra 18-7160 O-Ring I.D.: 2.635" or 67mm Width: 0.210" or 5.3mm Interchangeable with: GLM 83340 Mallory 9-76545 Mercruiser Stern Drive 25-31986 Mercury Marine 25-31986 Superseded to 18-7160-9

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      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 Captain’s Club 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!