# 20491032 Expander | Genuine Volvo Penta Part

## 🔧 Product Description

OEM closure or protective component used in the starter or auxiliary gear-drive engagement assembly. It seals, retains or protects the designated opening and restores the original installation.

## 🚤 Compatibility

-   **Engine Family:** TD, TWD, TID, TAD
-   **Year Range:** Approximately late 1990s-2010s, depending on engine and installation

Full model list at the end of this description.

## ⚙️ Key Features

-   0.003 kg
-   For the starter and auxiliary gear-drive engagement assembly
-   Listed for 64 applications across TD, TWD, TID and TAD series engines

## 🔌 Function

Expands in its bore to close off or retain the passage at the starter and auxiliary gear-drive area.

## ⚠️ Common Signs of Failure

-   Oil weeping from the drive housing where the passage is blanked
-   Expander found pushed proud or loose in its bore
-   Bore found corroded or scored when the expander is driven out
-   Dirt and damp tracking into the housing past the opening

## 🛠️ Service Notes

-   An expander is a single-use item - once driven it has taken its set and must not be refitted

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta TID162AG, TID162AGP, TID162AP, TID162APB
-   Volvo Penta TWD1210G, TWD1210P, TWD1210PB, TWD1210V
-   Volvo Penta TWD1630G, TWD1630P, TWD1630PP, TWD1630V
-   Volvo Penta TWD610G, TWD610P, TWD610PB, TWD610V
-   Volvo Penta TWD710G, TWD710P, TWD710PB, TWD710V
-   Volvo Penta TAD1630GE, TAD1630P, TAD1630PB
-   Volvo Penta TAD730G, TAD730P, TAD730V
-   Volvo Penta TD121G-87, TD121GP, TD121GPB
-   Volvo Penta TWD1211V, TWD1211P, TWD1211G
-   Volvo Penta TAD1030GE, TAD1030V
-   Volvo Penta TAD1031G, TAD1031GE
-   Volvo Penta TAD1230G, TAD1230V
-   Volvo Penta TAD1631GE, TAD1631G
-   Volvo Penta TD610G, TD610V
-   Volvo Penta TWD1230ME, TWD1230VE
-   Volvo Penta TWD740GE, TWD740VE
-   Volvo Penta TAD1032GE
-   Volvo Penta TAD1231GE
-   Volvo Penta TAD1232GE
-   Volvo Penta TAD740GE
-   Volvo Penta TAD741GE
-   Volvo Penta TD1030VE
-   Volvo Penta TD1210G
-   Volvo Penta TD630VE
-   Volvo Penta TD640VE
-   Volvo Penta TD71A
-   Volvo Penta TD710G
-   Volvo Penta TD730VE
-   Volvo Penta TID71A
-   Volvo Penta TWD1031VE
-   Volvo Penta TWD1231VE
-   Volvo Penta TWD1620G
-   Volvo Penta TWD630VE
-   Volvo Penta TWD731VE

## Details

- **Price:** 12.97 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 12.97 AUD | In stock |

## Images

- 20491032 Expander | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20491032-expander-genuine-volvo-penta)
> Updated: 2026-10-12