21878547 Fan Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 650mm Visco-Fan Ring - Part Number: 21878547

A genuine 650mm fan ring used with the viscous-fan cooling system on Volvo Penta TAD540-42VE engines.

⚙️ Key Features

• Factory diameter, pitch and mounting geometry

• Maintains radiator airflow and blade clearance

• Designed for continuous industrial-engine duty

• Balanced rotating or surrounding component

• Direct replacement for the exact cooling-package configuration

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21878547 → supersedes 23436713 and earlier 476576 in applicable arrangements

OEM / Related Numbers:

• 23436713 - earlier fan-ring reference

• 476576 - earlier fan-ring reference

• 21920701 / 21920703 - cooling fans

• 23763152 / 23239863 - viscous fan-clutch references

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD5 and TAD7 industrial diesel systems

Typically suits:

• Engine / drive models:

• TAD540VE

• TAD541VE

• TAD542VE

• HP Range: Approximately 160HP - 330HP, depending on rating

• Engine Type: Four- or six-cylinder turbocharged industrial diesel

• Year Range: Approximately 2005 - 2021

• Serial / Fitment Note: Confirm the complete engine, drive or equipment product number and serial number before ordering.

🔌 Function

Directs or generates airflow through the radiator and charge-air cooler while maintaining safe clearance around the rotating fan.

Common signs of failure:

• Fan contact, vibration or rattling

• Cracks, distortion or loose fasteners

• Uneven blade clearance

• Reduced airflow and rising coolant temperature

• Bearing, hub or shroud damage caused by misalignment

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging