# 3809477 Retainer | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta retainer from the Marine Propulsion group, weighing 0.014 kg and listed for 8 applications across DP and SX drives. It supersedes part number 3852313.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta DP-SM
-   Volvo Penta DP-SMTD
-   Volvo Penta DP-SMTD1
-   Volvo Penta DP-SMTD3
-   Volvo Penta SX-M
-   Volvo Penta SX-M1
-   Volvo Penta SX-MTD
-   Volvo Penta SX-MTD3

-   **Engine Family:** DP, SX

## ⚙️ Key Features

-   8 applications across DP and SX drives
-   Supersedes 3852313
-   0.014 kg

## 🔌 Function

Locks a shaft, pin or bearing in position so it cannot move axially in service.

## ⚠️ Common Signs of Failure

-   End float or play where the retained part should be fixed
-   Clicking or knocking from the drive as load reverses
-   Retainer found distorted, sprung or missing
-   Wear grooves on the shaft where the retainer should have sat

## 🛠️ Service Notes

-   Fit a new retainer rather than reusing the old one — it loses its grip once sprung
-   Check the groove or seat it locates in for wear before reassembling

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   3809477 → Supersedes 3852313

### OEM / Related Numbers

-   3852313 earlier number superseded by this part

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 5.51 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.51 AUD | In stock |

## Images

- 3809477 Retainer | Genuine Volvo Penta Part
- 3809477 Retainer | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3809477-retainer-genuine-volvo-penta)
> Updated: 2026-10-09