# 20405644 Guide Tube | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta guide tube for short front dipstick 20405642. Selected TD520GE installations use related tube reference 20505882 according to the front dipstick and sump arrangement.

## 🚤 Compatibility

-   **Engine Family:** D, TD, TAD, MD

Full model list at the end of this description.

## ⚙️ Key Features

-   Rigid dipstick guide tube
-   Used with short front dipstick 20405642
-   Guides the dipstick to the correct sump measuring point
-   Seals with ring 20412343 and related gasket 20405825
-   Related reference 20505882 appears in selected TD520GE arrangements
-   Engine type: Volvo Penta 5-litre industrial diesel

## 🔌 Function

Guides the oil dipstick to the calibrated measuring point in the engine sump.

## ⚠️ Common Signs of Failure

-   Oil leakage around the tube
-   Tube cracked or bent
-   Dipstick binding
-   Tube loose in the front cover
-   Incorrect oil-level reading

## 🛠️ Service Notes

-   Confirm dipstick 20405642 and this guide tube are the matched pair for the sump fitted, since related reference 20505882 appears on some TD520GE builds instead
-   Renew sealing ring 20412343 and gasket 20405825 when the tube is disturbed, and check the dipstick itself for wear where it rides in the tube

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   20405644 → Supersedes 20505882

### OEM / Related Numbers

-   20460211 earlier number superseded by this part
-   20505882 earlier number superseded by this part
-   20405642 - dipstick
-   20412343 - sealing ring
-   20405825 - gasket
-   20405835 - related filler cap

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D7A-B TA, D7A-T, D7A-TA, D7C-B TA, D7C-TA
-   Volvo Penta D5A-B TA, D5A-T, D5A-TA
-   Volvo Penta MD2010, MD2010B
-   Volvo Penta TAD520GE, TAD520VE
-   Volvo Penta TAD530GE MECH, TAD530GE EDC4
-   Volvo Penta TAD531GE MECH, TAD531GE EDC4
-   Volvo Penta TAD750GE, TAD750VE
-   Volvo Penta TAD532GE EDC4
-   Volvo Penta TAD550GE
-   Volvo Penta TAD551GE
-   Volvo Penta TAD720VE
-   Volvo Penta TAD721VE
-   Volvo Penta TAD722VE
-   Volvo Penta TAD751GE
-   Volvo Penta TAD760VE
-   Volvo Penta TAD761VE
-   Volvo Penta TAD762VE
-   Volvo Penta TAD763VE
-   Volvo Penta TAD764VE
-   Volvo Penta TAD765VE
-   Volvo Penta TD520GE
-   Volvo Penta TD720VE PP

## Details

- **Price:** 191.72 AUD
- **Vendor:** Volvo Penta
- **Type:** Hoses & Pipes
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 191.72 AUD | In stock |

## Images

- 20405644 Guide Tube | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20405644-guide-tube-genuine-volvo-penta)
> Updated: 2026-10-11