Mercury MerCruiser Drive Components
Mercury MerCruiser Drive Components
Mercury MerCruiser Sterndrive, Gearcase & Drivetrain Components
Maintain smooth power transfer, reliable gear engagement, and dependable propulsion with Mercury MerCruiser drive components built for sterndrive service, repair, and rebuild work. Shop carrier assemblies, shift cables, gears, seals, bearings, housings, bellows, gimbal bearings, water pump service parts, and internal drive hardware for MerCruiser Alpha, Bravo, and related sterndrive systems.
MerCruiser drive parts can vary by drive type, serial number, gear ratio, transom assembly, cooling setup, and service history. Always confirm fitment using your engine serial number, drive serial number, existing part number, and drive model before ordering.
Collection Overview
Drive Components for MerCruiser Sterndrive Service
MerCruiser sterndrives depend on correctly matched components to transfer engine power through the drive, protect against water intrusion, and maintain smooth shifting and gear engagement. This collection supports common sterndrive service needs including gearcase repairs, seal replacement, bearing replacement, shift system service, water pump work, and transom assembly maintenance.
Shop By Drive Part Type
MerCruiser Drive Parts & Service Categories
Use these quick links to search common drive, gearcase, transom, and sterndrive service parts.
Fitment Support
Need Help Identifying the Right Drive Component?
Sterndrive parts should be matched by Alpha or Bravo drive type, drive serial number, engine serial number, gear ratio, and existing part number. Send us a photo of the drive tag, engine tag, old part, or any part number you have and our Parts Desk can help narrow down the correct replacement.
Alpha & Bravo Service
Alpha One, Bravo and MerCruiser Sterndrive Support
MerCruiser sterndrive service depends on the exact drive family and serial range. Use these search links for Alpha, Bravo, transom, trim, and common service components.
Related OEM Categories
Shop Related Mercury MerCruiser Categories
Drive service often connects with cooling system, maintenance, electrical, and fuel system work. These related collections are available on Marisol Marine.
Use Search for Exact Parts
Enter any Mercury, MerCruiser, Quicksilver, Alpha, Bravo, or OEM part number in the live site search to find matching products and related service items.
Search Drive ComponentsParts Desk Insight
Drive parts that look similar may not interchange. Always check whether the part is for Alpha, Bravo, upper gearcase, lower gearcase, transom assembly, shift system, water pump service, or prop shaft service before ordering.
Shipping
OEM in-stock parts are a top priority and ship same or next day for fast Canada-wide shipping. Availability for special-order parts is confirmed after order placement.
Before Ordering
How to Confirm MerCruiser Drive Fitment
Confirming drive fitment before ordering helps prevent installation delays, wrong parts, and unnecessary returns.
Confirm Drive Type
Identify whether the drive is Alpha, Bravo One, Bravo Two, Bravo Three, or another MerCruiser drive family.
Use Drive Serial Number
The drive serial number is one of the best ways to confirm gearcase, seal, bearing, and internal component fitment.
Check Engine Serial Number
Some drive-related service parts depend on engine package, transom assembly, cooling setup, and model range.
Compare Existing Parts
Use the existing part number, part photo, old package, invoice, or service manual reference whenever available.
Important Installation & Safety Notice
Installation and service must be performed by qualified, authorized personnel only and in accordance with OEM procedures. Improper installation, misuse, incorrect application, or unauthorized repair may result in equipment failure, water intrusion, drive damage, property damage, serious injury, or death. Marisol Marine assumes no liability for damage, loss, or injury arising from improper installation, incorrect application, or unauthorized service.
Filters
Mercury Cap-Oil Reservoir 865448A01
Mercury MerCruiser 865448A01 is a genuine OEM oil reservoir cap used on Mercury / MerCruiser trim pump reservoir assemblies. Current Mercury dealer...
View full detailsMercury MerCruiser Trim Switch 8M0037225
Control the trim and tilt operation of your outboard with the Mercury MerCruiser Trim Switch 8M0037225. This genuine Mercury Marine OEM trim switch...
View full detailsQuicksilver U-Joint Bellows — MerCruiser Alpha One Gen II & Vazer Sterndrives — 816431A1
Quicksilver U-Joint Bellows — MerCruiser Alpha One Gen II & Vazer Sterndrives — 816431A1Keep water out of your bell housing with the Quicksilve...
View full detailsMercury MerCruiser — Transom Plate Mounting Screw — 8M0215010
The Mercury MerCruiser Quicksilver 8M0215010 Transom Plate Mounting Screw is a genuine-style OEM replacement fastener used on compatible MerCruiser...
View full detailsBravo III DRV 2.20:1 - 5441500TP
The Mercury MerCruiser Bravo III Sterndrive Outdrive 5441500TP is a genuine OEM complete replacement drive with a 2.20:1 gear ratio. Built with dua...
View full detailsMercury MerCruiser - Propeller Tab Washer - 14-34817
The Mercury MerCruiser Quicksilver Propeller Tab Washer 14-34817 is an OEM locking washer used to secure the propeller nut on compatible MerCruiser...
View full detailsMercury - Cotter Pin - 18-54929
The Mercury Quicksilver Cotter Pin 18-54929 is an OEM mechanical locking fastener used in select MerCruiser sterndrive transom and swivel assemblie...
View full detailsMercury - Gimbal Housing Lock Nut - 11-34087
The Mercury Quicksilver Gimbal Housing Lock Nut 11-34087 is an OEM-style red Nyloc hex locking nut used in select MerCruiser transom and gimbal hou...
View full detailsMercury - Lower Unit Seal Kit - 26-33144A2
The Mercury Quicksilver Gear Housing Lower Unit Seal Kit 26-33144A2 is an OEM-style resealing kit for select legacy MerCruiser lower gearcase assem...
View full detailsMercury - Gearcase Shim Set - 15-32563A1
The Mercury Quicksilver Gearcase Shim Set 15-32563A1 is an OEM shim kit used to set correct drive shaft bearing position and gearcase preload in co...
View full detailsMercury - Upper Gearcase Seal Kit - 26-32511A1
The Mercury Quicksilver Upper Gearcase Seal Kit 26-32511A1 is an OEM-style reseal kit for select legacy MerCruiser upper outdrive assemblies. This ...
View full detailsMercury - Drive Shaft Housing Oil Seal - 26-32511
The Mercury Quicksilver Drive Shaft Housing Oil Seal 26-32511 is an OEM upper gearcase oil seal for select MerCruiser sterndrive applications. It i...
View full detailsMercury - Needle Roller Bearing - 30956T
The Mercury Quicksilver Needle Roller Bearing 31-30956T is an OEM-style precision bearing used in compatible Mercury, Mariner, and MerCruiser lower...
View full detailsMercury - Cross Pin - 8M0020941
The Mercury Quicksilver Cross Pin 17-8M0020941 is an OEM internal lower-unit gearcase component used in compatible Mercury outboard and MerCruiser ...
View full detailsMercury - Power Steering Pump without Pulley - 16792A39
The Mercury MerCruiser Quicksilver 16792A39 is a power steering pump supplied without the pulley for compatible MerCruiser power steering systems. ...
View full detailsMercury MerCruiser Sleeve 23-39273
The Mercury MerCruiser Quicksilver 23-39273 Sleeve is an OEM spacer sleeve used in vintage MerCruiser transom plate, gimbal housing, and steering/l...
View full detailsMerCruiser Bravo Upper Driveshaft Housing Seal 12708
The Mercury MerCruiser Quicksilver Seal 12708 is a genuine Mercury upper driveshaft housing seal for MerCruiser Bravo sterndrives. It is a durable ...
View full detailsMerCruiser Zinc Anode Kit Bravo 3 2004+ CMT-BRAVO3KITZ
The MerCruiser Bravo 3 Zinc Anode Kit CMT-BRAVO3KITZ is a complete sacrificial anode kit for Bravo 3 sterndrives from 2004 and newer. This kit is d...
View full detailsMercury MerCruiser Trim Cylinder O-Ring Kit 87400A2
The Mercury MerCruiser Quicksilver 87400A2 Trim Cylinder O-Ring Kit is an 11-piece seal kit used to service select MerCruiser sterndrive trim cylin...
View full detailsMercury Water Pump Screw 74191
Mercury MerCruiser 74191 is a genuine OEM screw sized .312-18 x 3.250. Current Mercury dealer references list it as 10-74191 Screw (.312-18 x 3.250...
View full detailsMercury Manifold Stud 49545
Mercury MerCruiser 49545 is a genuine OEM manifold stud used on a wide range of older MerCruiser engine manifold and exhaust-related assemblies. Cu...
View full detailsMercury Guide 43433
Mercury 43433 is a genuine OEM throttle cable guide used in Mercury and MerCruiser control, steering-handle, and related cable-routing assemblies. ...
View full detailsMercury MerCruiser Bravo Lower Shift Cable Assembly 865437A02
Mercury MerCruiser 865437A02 is a genuine OEM lower shift cable assembly for MerCruiser Bravo sterndrives. Current Mercury and dealer references sh...
View full detailsMercury MerCruiser Alpha One Gen II Driveshaft Housing Water Tube 860220
Mercury MerCruiser 860220 is a genuine OEM water tube used in the driveshaft housing water-delivery system on MerCruiser stern drives. Current Merc...
View full detailsMercury MerCruiser Bravo III Front Propeller Nut 859131
Mercury 859131 is a genuine OEM front propeller nut for Bravo III stern drives. Current Mercury dealer references show 859131 superseded to 8M01052...
View full detailsMercury MerCruiser Trim Pump Reservoir Screw O-Ring Spacer 18527
Mercury MerCruiser Quicksilver 18527 is a genuine OEM screw with O-ring and spacer used in the power trim / tilt pump-motor assembly with the botto...
View full detailsMercury MerCruiser Alpha One Gen II Bearing Carrier Assembly 14587A7
Mercury / MerCruiser Quicksilver Carrier Assembly — 14587A7 The Mercury Quicksilver 14587A7 Carrier Assembly is a genuine OEM bearing carrier asse...
View full detailsMercury 16755T1 Bravo Bell Housing Gasket Kit
Mercury MerCruiser Quicksilver 16755T1 is a genuine OEM bell housing installation gasket kit for MerCruiser Bravo drives. Mercury's current OEM pro...
View full detailsMercury MerCruiser Bravo Driveshaft Housing Seal Kit 16709A2
Mercury MerCruiser Quicksilver 16709A2 is a genuine OEM driveshaft housing seal kit for select MerCruiser sterndrives. Mercury's current product pa...
View full detailsMercury MerCruiser Transom Plate Shift Cable Insert 14705
Mercury MerCruiser Quicksilver 14705 is a genuine OEM insert used in the transom plate and shift cable assembly on a wide range of MerCruiser stern...
View full detailsMercury MerCruiser Exhaust Bellows Tube Oval 14358001
Mercury Quicksilver 14358001 is a genuine OEM exhaust bellows tube, oval shape for select MerCruiser sterndrive installations. Mercury's current pr...
View full detailsMercury MerCruiser Trim Cylinder Anchor Pin Bushing 44165
Mercury MerCruiser 44165 is a genuine OEM bushing used in the power trim cylinder anchor pin assembly on MerCruiser Bravo sterndrives. Current Merc...
View full detailsMercury MerCruiser Blackhawk Lower Gear Retainer Nut 805070
Mercury MerCruiser 805070 is a genuine OEM retainer nut used in the lower gears and components assembly of the MerCruiser Blackhawk stern drive. Cu...
View full detailsMercury MerCruiser Thrust Bearing Race 87560091
Mercury MerCruiser Quicksilver 87560091 is a genuine OEM thrust bearing race identified in current Mercury parts references as BEARING Thrust (.091...
View full detailsGimbal Bearing MerCruiser Volvo Penta 47-21001
47-21001 is a heavy-duty gimbal bearing used in sterndrive transom assemblies to support the drive shaft through the gimbal housing and help mainta...
View full detailsMercury Washer 35777
Mercury 35777 is a genuine OEM washer listed in Mercury catalog format as 12-35777. Dealer listings identify it by size as .5156 x 1.375 x .125 and...
View full detailsMercury Exhaust Riser Screw 43749
Mercury 43749 is a genuine OEM screw listed in Mercury catalog format as 10-43749. Dealer listings identify it by size as .375-16 x 5.750, and mult...
View full detailsMerCruiser Gasket - 862356
Mercury 862356 is a genuine OEM exhaust elbow gasket for selected MerCruiser big-block applications. Mercury’s current product listing identifies t...
View full detailsMercury 16755Q1 Bravo Bell Housing Gasket Kit
Mercury 16755Q1 is a genuine OEM bell housing installation gasket kit for selected MerCruiser Bravo drives. Mercury's product listing identifies it...
View full detailsMercury MerCruiser Engine Coupler Assembly 18643A5
Mercury 18643A5 is a genuine OEM engine coupler assembly for selected MerCruiser sterndrive applications. It is commonly described as a triangular ...
View full detailsMercury Thrust Washer 18448
Mercury 18448 is a genuine OEM thrust washer used in selected Mercury and MerCruiser drivetrain applications. Dealer listings show the Mercury shor...
View full detailsMercury MerCruiser Alpha Upper Gear Set 22/20T 1.50 Ratio 18411A2
Mercury MerCruiser 18411A2 is a genuine OEM upper gear set for Alpha-family sterndrives. Current Mercury dealer references identify it as an upper ...
View full detailsMercury Access Hole Plug Kit 88847A1
Mercury 88847A1 is a genuine Quicksilver Access Hole Plug Kit used in selected Mercury MerCruiser sterndrive applications. Mercury’s current produc...
View full detailsMercury Shim 888927029
Mercury 888927029 is a genuine OEM shim identified as Shim (.029) for selected Mercury MerCruiser Bravo sterndrive applications. It is comm...
View full detailsMercury Shim 888927036
Mercury 888927036 is a genuine OEM shim identified as Shim (.036) for selected Mercury MerCruiser Bravo sterndrive applications. It is used in driv...
View full detailsMercury Nut 889664
Mercury 889664 is a genuine OEM black nylon nut used in select Mercury and MerCruiser applications. The clearest matching parts references identify...
View full detailsMercury Clevis Pin 89229
Mercury 89229 is a genuine OEM clevis pin used in select Mercury MerCruiser applications. Mercury parts sources identify it as PIN-CLEVIS, and curr...
View full detailsMercury PVS Vent Plug 889725T35 (Pack of 5)
Mercury 889725T35 is a genuine OEM PVS vent plug used in Mercury and Quicksilver propellers equipped with Performance Vent System (PVS) vent holes....
View full details