# 853651 Mercury MerCruiser Retainer Bearing | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver Driveshaft Bearing Retainer - Part Number: 853651

  

A genuine Quicksilver driveshaft bearing retainer used in selected Mercury / Mariner outboard gearcases and MerCruiser Alpha One Gen II / Vazer drive applications. This retainer secures the driveshaft bearing assembly within the gear housing and helps maintain correct bearing preload and gearcase alignment.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM bearing retainer

• Correct Mercury part number 853651

• Used in selected outboard and sterndrive gear housing assemblies

• Commonly fitted to Mercury 65 Jet through 150HP FourStroke applications

• Also used on Alpha One Gen II and Vazer drive applications where specified

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 853651 current OEM service reference

  

OEM / Related Numbers:

  

• 853651

• 853651 Retainer-Bearing

• Driveshaft Bearing Retainer

• Gear Housing Bearing Retainer

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury / Mariner outboard driveshaft bearing retainer applications

• MerCruiser Alpha One Gen II and Vazer drive gear housing applications

  

Typically suits:

  

• Engine / drive models:

• Mercury 65 Jet 4-Stroke - serial 2B095049 and up

• Mercury 75 EFI 4-Stroke - serial 2B095049 and up

• Mercury 80 EFI 4-Stroke - serial 2B095049 and up

• Mercury 80 Jet 4-Stroke - serial 2B095049 and up

• Mercury 90 EFI 4-Stroke - serial 2B095049 and up

• Mercury 100 EFI 4-Stroke - serial 2B095049 and up

• Mercury 115 EFI 4-Stroke - serial 2B095049 and up

• Mercury 150 FourStroke - serial 1B905505 and up

• MerCruiser Alpha One Gen II - 1998 and newer, serial 0L100040 and up

• MerCruiser Vazer Drive - serial 0W995000 and up

• MerCruiser Vazer Transom - serial 0W755000 and up

  

• HP Range: 65 Jet through 150HP FourStroke, plus Alpha One Gen II and Vazer drive applications

• Engine / Drive Type: Mercury / Mariner outboard gearcase and MerCruiser sterndrive

• System Type: Driveshaft bearing retainer / gear housing component

  

🔌 Function

  

The bearing retainer holds the driveshaft bearing in its correct position inside the gear housing, supporting gear alignment and lower-unit reliability.

  

Common signs of failure:

  

• Bearing movement inside the gear housing

• Lower-unit noise or vibration

• Gear oil contamination from bearing wear

• Damage found during gearcase service

• Retainer thread or seating surface damage

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 27.16 AUD
- **Vendor:** Quicksilver
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 27.16 AUD | In stock |

## Images

- 853651 Mercury MerCruiser Retainer Bearing | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](www.sawleysautoandmarine.com.au/products/853651-mercury-mercruiser-retainer-bearing-genuine-quicksilver-oem-part)
> Updated: 2026-05-17