# 20563945 Seal | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Seal - Part Number: 20563945

  

A genuine Volvo Penta seal used in the engine rotating or static sealing interface. It is supplied as an individual service component under part number 20563945 and is intended to restore the original fit, sealing, alignment, retention or operating function of the specified assembly. This listing supplies the named component only; adjoining parts are serviced separately.

  

⚙️ Key Features

  

• Profile and dimensions match the specified Volvo Penta sealing groove or joint

• Material is selected for the assigned oil, coolant, fuel, air or exhaust environment

• Provides controlled compression without obstructing adjoining passages

• Restores separation between the sealed circuits and surrounding atmosphere

• Mating surfaces must be clean, flat and free from corrosion or old seal material

• Install dry or lubricated only as required by the applicable service procedure

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20563945 - Current genuine Volvo Penta service reference

  

OEM / Related Numbers:

  

• 20563697 - Related Charge Air Pipe

• 20563999 - Related Screw

• 20563687 - Related D5/D7 Relay Control Unit

• 20564378 - Related Spacer Sleeve

• 20518787 - Earlier control-unit reference

• 20459871 - Earlier relay reference

• 20555354 - Related charge-air pipe

• 20405950 / 20585438 - Related charge-air-cooler references

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta D5 and D7 industrial diesel engines

• Generator, variable-speed and propulsion packages using the matching serial-controlled assembly

  

Typically suits:

  

• Engine models:

• TD420VE

• TAD420VE

• TD520GE

• TAD520GE

• TAD520VE

• TAD530GE EDC4

• TAD530GE MECH

• TAD531GE EDC4

• TAD531GE MECH

• TAD532GE EDC4

• TAD620VE

• TD720GE

• TD720VE

• TAD720GE

• TAD720VE

• TAD721GE

• TAD721VE

• TAD722GE

• TAD722VE

• TAD730GE EDC4

• TAD730GE MECH

• TAD731GE

• TAD732GE

• TAD733GE

• TAD734GE

• TAD750GE

• TAD751GE

• TAD752GE

• TAD753GE

• TAD750VE

• TAD760VE

• Engine Type: Volvo Penta D5/D7 inline industrial diesel family

• HP Range: Determined by the exact engine model and rating

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

• Serial Applicability: Confirm the complete engine model, serial number and exact assembly position

  

🔌 Function

  

Retains lubricant or pressure and excludes contamination at the sealed interface.

  

Common signs of failure or reasons for replacement:

  

• The component is cracked, worn, corroded, distorted or missing

• Excessive movement, leakage, noise or vibration develops

• The adjoining components no longer align, seat or operate correctly

• Inspection shows damage beyond the applicable reuse limit

• Replacement is required after disassembly, impact damage or major overhaul

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 92.03 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 92.03 AUD | In stock |

## Images

- 20563945 Seal | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20563945-seal-genuine-volvo-penta)
> Updated: 2026-07-30