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guidebook

Parts Selection Guide

Find the parts you need

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  • 1) Engine Manufacturer:
  • 2) Part Type:
  • 3) Select Model:

Prop Selection Guide

Find the right prop for your boat

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  • Engine Horsepower:
  • Engine Model:
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Mercury Outboard Gearcase Seal Kit

Mercury Outboard O-Rings & Seals

Mercury Outboard Propeller Shafts

Mercury Outboard Carrier Bearings

Mercury Outboard Gear Sets

Mercury Outboard Gearcase Bearings

Mercury Outboard Replacement Lower Units

      Mercury Outboard Gearcase & Drive Parts

      • Sierra 18-2244 Drain Screw
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        Sierra 18-2244 Drain Screw

        $3.99
        $2.99

        Sierra 18-2244 Drain Screw for Mercury and Mercruiser This Sierra 18-2244 Drain Screw is for use with the following: Mercruiser I, R, MR, Alpha One, TR, TRS & all O/Bs with 3/8-16 non-magnetic gear lube fill or vent screws. Includes: 18-2945...

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      • Sierra 18-2375 Drain Plug Magnet Replaces 22-8M0058389
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        Sierra 18-2375 Drain Plug Magnet Replaces 22-8M0058389

        $6.99
        $5.49

        Sierra 18-2375 Drain Plug Screw with Magnet for Mercruiser, Mercury, & Chrysler Sierra engine parts are designed to meet OEM Specifications. Fits Mercruiser I, R, MR, Alpha One, TR, and TRS engines. Note: Do not use on #1/R lower units. Also fits...

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      • Mercury - Mercruiser 23-8M0187255 Propeller Bore Sleeve
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        Mercury - Mercruiser 23-8M0187255 Propeller Bore Sleeve

        $4.99
        $4.49

        Mercury - Mercruiser 23-8M0187255 Propeller Bore Sleeve Genuine OEM Mercury-Mercruiser part. Replacement propeller bore sleeve for Mercury outboards. Fits: 65 hp EFI Jet, 75 hp EFI, 75 hp EFI SeaPro, 80 hp EFI, 80 hp EFI Jet, 90 hp EFI, 90 hp...

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      • Mercury - Mercruiser 8M0082880 Drain Plug Seal
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        Quicksilver 8M0082880 Drain Plug Seal

        $4.79
        $3.99

        Mercury - Mercruiser 8M0082880 Drain Plug Seal  Genuine OEM Mercury-Mercruiser part. Replacement drain plug seal kit for Mercury EFI 2-stroke outboards. Fits: 9.9 HP EFI 2-Cycle - s/n 1R008146 & up 10 HP EFI, 15 HP EFI, 20 HP EFI 2-Cycle -...

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      • Sierra 18-7116 O-Ring Replaces 25-62704
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        Sierra 18-7116 O-Ring Replaces 25-62704

        $0.99
        $0.78

        Sierra 18-7116 O-Ring Replaces 25-62704 I.D.: 0.360" or 9.1mm Width: 0.100" or 2.5mm Interchangeable with: Chrysler/Force/US Marine 25-F24342 25-62704 GLM 81100 Johnson/Evinrude...

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      • SEI Mercury Outboard 3.0L Replacement Lower Unit 1.75, 20"
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        SEI Mercury Outboard 3.0L Replacement Lower Unit 1.75 20"

        $1,439.99
        $1,199.99

        Sterndrive Engineering Mercury Outboard 3.0L Replacement Lower Unit 1.75:1, 20" Driveshaft Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling...

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      • Sierra 18-3751 Spanner Nut Replaces 8M2011027
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        Sierra 18-3751 Spanner Nut Replaces 8M2011027

        $28.99
        $20.49

        Sierra 18-3751 Spanner Nut for Mercury & Mercruiser Engines For IA/IB/IC & EZ Shift, MC-I, R, MR, Alpha One, Gen II, Vazer, TRS, Bravo I & IX Interchangeable with: GLM 21120 Mallory 9-72155 Mercruiser Stern...

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      • Sierra 18-2626 Lower Unit Seal Kit Replaces 26-43035A4
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        Sierra 18-2626 Lower Unit Seal Kit Replaces 26-43035A4

        $74.99
        $52.49

        Sierra 18-2626 Lower Unit Seal Kit for Mercury, Chrysler, Force Outboard Engines Sierra high-quality engine parts are designed to meet OEM specifications. Fits Mercury/Mariner 100/115/125 hp 2-cycle O/B (0B209468 & newer) w/ either a 3 or 6...

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      • Sierra 18-7168 O-Ring Replaces 25-48171
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        Sierra 18-7168 O-Ring Replaces 25-48171

        $0.23
        $0.18

        Sierra 18-7168 O-Ring Sierra high-quality engine parts are designed to meet OEM specifications. For Johnson/Evinrude Outboards, Mercruiser Stern Drives, Mercury Marine, OMC Stern Drives and Volvo Penta engines. I.D.: 0.370" Width: 0...

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      • SEI Mercury V6 Outboard Replacement Lower Unit 1.87, 25"
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        SEI Mercury V6 Outboard Replacement Lower Unit 1.87 25"

        $1,439.99
        $1,199.99

        Sterndrive Engineering Mercury V6 Outboard Replacement Lower Unit 1.87:1, 25" Driveshaft Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling...

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      • Sierra 18-2624 Lower Unit Seal Kit Replaces 26-85090A2
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        Sierra 18-2624 Lower Unit Seal Kit Replaces 26-85090A2

        $87.49
        $60.99

        Sierra 18-2624 Lower Unit Seal Kit for Mercury, Chrysler, Force Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: Chrysler/Force/US Marine 26-85090A2 GLM 87808 Mallory 9-74205 Mercury...

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      Mercury OEM Engine Parts Finder

      Mercury Outboard Gearcase & Drive Parts

      Have you ever gone to a big box store with a marine department and had the feeling that the sales clerk had no idea what you needed? Or thought that automotive and marine parts are interchangeable? That will never be the case when you shop at Wholesale Marine. We have whatever you need from the best brands in OEM and aftermarket manufacturers like Mercury, Quicksilver, Moeller, and Sierra to get you your Mercury outboard gearcase parts you require - from gearcase seal kits, o-rings and seals, propeller shafts, carrier bearings, gear sets, gearcase bearings, even replacement lower units, if your boat needs it, Wholesale Marine will have it all!

      We know that it can sometimes be difficult to locate which Mercury outboard gearcase parts you require. Know that at Wholesale Marine, you have two options: you or your marine technician can use Wholesale Marine’s Parts Selection Finder, or you can call and have a conversation with one of our knowledgeable staff. Whichever option you use to find the right part(s) you need, your Mercury outboard gearcase components will soon be on their way to you!

      When you need to upgrade or replace Mercury outboard gearcase-related components it does not matter if you are buying o-rings and seals, gearcase bearings, propeller shafts, or an entire Mercury outboard lower unit replacement- you’ll always receive great customer service from our staff. In addition to carrying the best brands, we offer a competitive pricing guarantee. We ship daily so you’ll have your parts before you know it. Returns are easy as well. If you are not already a regular Wholesale Marine customer, we’ll do our best to convince you to become one! After all, thousands of boat owners and marine technicians already make us their one-stop shopping destination for all their boating needs! Plan to give us a call soon. We’re here Monday through Friday from 8:30 AM until 4:30 PM EST at (877) 388-2628. Don’t forget to ask about our Captain’s Club Rewards program for extra savings the next time you shop at Wholesale Marine!