# 20459989 Cover | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Cover - Part Number: 20459989

  

A genuine Volvo Penta cover used in the engine housing, valve-train or control-system enclosure. It is supplied as an individual service component under part number 20459989 and is intended to restore the original fit, sealing, alignment, retention or operating function of the specified assembly. This listing supplies the named part only; adjoining components shown in the engine diagram are serviced separately unless explicitly stated.

  

⚙️ Key Features

  

• Genuine Volvo Penta service component

• Designed for the engine housing, valve-train or control-system enclosure

• Manufactured to the specified OEM dimensions and material requirements

• Suitable for maintenance, repair or overhaul of the matching engine assembly

• Exact engine and serial-number confirmation is recommended before installation

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20459989 - Current genuine Volvo Penta service reference

  

OEM / Related Numbers:

  

• 20459989 - Current genuine Volvo Penta service reference

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TAD420VE industrial diesel engines

• Flywheel-housing, valve-train and rear-engine-interface assemblies

  

Typically suits:

  

• Engine models:

• TAD420VE

• Engine Type: Volvo Penta D5 inline-four industrial diesel

• HP Range: Determined by the exact TAD420VE rating

• Year Range: Engine-generation and serial-number controlled

• Serial Applicability: Confirm the flywheel-housing, driven-equipment and valve-train configuration

  

🔌 Function

  

Closes and protects the designated engine, valve-train or electrical assembly.

  

Common signs of failure or reasons for replacement:

  

• The cover is cracked, warped or corroded

• Fasteners or locating features are damaged

• Oil, dirt or moisture enters the enclosed assembly

• The mating face no longer seals or seats evenly

• Replacement is required after impact damage or repeated removal

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 114.33 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 114.33 AUD | In stock |

## Images

- 20459989 Cover | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20459989-cover-genuine-volvo-penta)
> Updated: 2026-07-30