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      Yamaha Outboard Gearcase & Drive Parts Product Listings

      • V4 115-130hp Gear Set by Mallory
        $250.99
        $167.99

        Mallory 9-73610 V4 115-130hp Gear Set Replaces Yamaha 6E5-45631-01 Forward, Pinion, and Reverse Gears Fits: 115-130 V-4 1984-2006 Includes Replacements for Yamaha 6E5-45560-01, fwd 6E5-45551-02, pin 6E5-45571-01, rev   Mallory Marine Outboard...

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      • SEI Yamaha 90­° V6 Repl Lower Unit 1.86:1 25" Counter
        $1,953.72
        $1,628.10

        SEI Yamaha 90° V6 25" 1.86:1 Replacement Lower Unit - Counter Rotation Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE418, 1...

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      • Sierra 18-0297 Oil Seal
        $13.69
        $10.59

        Sierra 18-0297 Oil Seal Sierra replacement oil seal for Yamaha and Mercury engines. I.D.: 22.75 mm O.D.: 1.457" or 37.25mm Shaft Size: 0.906" Width: 0.236" or 6 mm Interchangeable with: Mallory 9-76413 Mercury...

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      • Sierra 18-0554 Oil Seal
        $14.29
        $11.19

         Sierra 18-0554 Oil Seal Sierra replacement oil seal. I.D.: 21.5 mm O.D.: 1.339" or 34mm Shaft Size: 0.787" Width: 0.260" or 6.25mm Interchangeable with: Mallory 9-76410 Mercury Marine 26-82230M 26-84813M Yamaha...

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      • Sierra 18-2079 Oil Seal
        $8.29
        $6.49

        Sierra 18-2079 Oil Seal Sierra replacement oil seal for Yamaha Outboards. I.D.: 21.75 mm O.D.: 35.2 mm Width: 6 mm Interchangeable with: Yamaha Outboard 93101-22M15-00

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      • Sierra 18-74501 Gear Housing Seal Kit
        $100.59
        $72.39

        Sierra 18-74501 Gear Housing Seal Kit Sierra replacement gear housing seal kit for Yamaha and Mariner outboards. Does not include Driveshaft Housing Gasket Fits: Mariner 9.9C & 15C Models Fits: Yamaha 9.9/15 (1984-1991) Seal Kit...

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      • Yamaha 69G-W0001-20-00 Lower Unit Gasket Kit
        $81.49
        $71.69

        Yamaha 69G-W0001-20-00 Lower Unit Gasket Kit Genuine OEM Yamaha part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our Parts Finder...

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      • Yamaha 6L2-W0001-C3-00 Gskt Kit Lwr Unit
        $33.69
        $29.69

        Yamaha 6L2-W0001-C3-00 Lower Unit Gasket Kit Genuine OEM Yamaha part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our Parts Finder...

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      • SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Counter Rotation Replacement Lower Unit
        $1,953.72
        $1,628.10

        SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Counter Rotation Replacement Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. This unit...

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      • Yamaha 689-W0001-C1-00 Gasket Kit
        $80.39
        $70.79

        Yamaha 689-W0001-C1-00 Gasket Kit Genuine OEM Yamaha part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our Parts Finder &...

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      • Yamaha 6E0-W0001-C1-00 Gasket Kit
        $31.19
        $27.39

        Yamaha 6E0-W0001-C1-00 Gasket Kit Genuine OEM Yamaha part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our Parts Finder &...

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      • Yamaha 6GD-W0001-20-00 Lower Unit Gasket Kit
        $28.69
        $25.19

        Yamaha 6GD-W0001-20-00 Lower Unit Gasket Kit Genuine OEM Yamaha part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our Parts Finder...

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      • SEI Yamaha 2 Stroke V4 Repl Lower Unit 2:1 25"
        $1,670.52
        $1,392.10

        SEI Yamaha 2 Stroke V4 Repl Lower Unit 2:1 25" Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE405, 2:1, 25" Driveshaft Standard...

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      • SEI Yamaha V6 2 Stroke 1.81:1 30" Shaft Repl Lower Unit
        $1,670.52
        $1,392.10

        SEI Yamaha V6 2 Stroke 1.81:1 30" Shaft Replacement Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. Not Designed for Yamaha F250...

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      • Sierra 18-0024 Gear Housing Seal Kit
        $27.69
        $21.59

        Sierra 18-0024 Gear Housing Seal Kit Sierra gear housing seal kit for Yamaha Outboards. Fits: E48 (1995-00)/ C55 (1989-94) Seal Kit Contains: O-ring 18-99009 Muffler gasket 18-99030 Upper casing gasket 18-4698 Drain will washer 18-0292...

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      • Sierra 18-0027 Gear Housing Seal Kit
        $27.49
        $21.49

        Sierra 18-0027 Gear Housing Seal Kit for Yamaha Outboards Sierra gear housing seal kit for Yamaha engines. Fits: Yamaha 2HP (1989-2002) Seal Kit Contains: O-ring O-ring Oil seal Oil seal 18-4698 Drain fill washer Interchangeable...

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      • CLEARANCE
        Sierra 18-0588 Oil Seal
        $2.79
        $1.89

        Sierra 18-0588 Oil Seal Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: Yamaha Outboard 93102-25M28-00 93102-25M20-00 93102-25M04-00 93101-25M30-00

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      Yamaha OEM Engine Parts Finder

      Yamaha Outboard Gearcases & Drive Parts

      Doing work on your outboard motor is vital, no matter how small the task may appear at first. This is due to how important your outboard motor is - one wrong move might cost you a small fortune in the long run. To avoid a potential catastrophe, take a look at the long line of Yamaha outboard lower unit parts to be absolutely certain you have what you need for the job. We carry durable, high-quality replacement parts for prop shafts, carrier bearings, drain fill washers, and other Yamaha outboard parts. You can find all the Yamaha outboard gear cases and repair kits, making Wholesale Marine your one-stop-shop for all your boating needs.

      Browse Yamaha Outboard Lower Unit Parts At Wholesale Marine

      Whatever you may need to work on next, whether it’s searching for Yamaha outboard parts gear cases, changing your oil, doing electrical wiring, painting your exterior, or anything in between, you can always rely on Wholesale Marine to carry and stock what you need. Need help finding the right part for your engine? Give our customer service team a call at 1-877-388-2628! They're available Monday to Friday, 9 AM to 4 PM EST.