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529.03.0046 Visco Fan Drive, Cooling System
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529.03.0046 Compatible Visco Fan Drive for Volvo

529.03.0046

Summary

This visco fan drive is engineered for heavy commercial vehicle cooling systems, ensuring optimal temperature regulation. It is compatible with Volvo and Renault Trucks engines, including D13, D11, and MP8 series, providing reliable performance in demanding environments. Equivalent to OE Renault Trucks 7421990517S and Volvo 21990515S.

Product identifiers
EAN Code8683457069664
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Compatible OEM Codes

  • RENAULT TRUCKS
    • 7485013397S
    • 7422038134S
    • 7421990517S
  • VOLVO
    • 21990515S

Description

What does a visco fan drive do?

The visco fan drive plays a critical role in the engine cooling system by regulating the speed of the fan based on thermal requirements. By utilizing a heat-sensitive mechanism, this component ensures that the fan provides maximum airflow when temperatures rise, while reducing parasitic drag when the engine is cool. This efficiency helps maintain optimal operating temperatures and protects heavy-duty engines from overheating during intense workloads.

Compatible vehicles and engines

This component is designed for use in a wide range of heavy commercial vehicles, including Volvo models such as the FH series, FM, FMX, VNL, B11R, B13R, and FH16. It is also compatible with Renault Trucks models including the C, K, and T series. These units are specifically engineered to work with various engine configurations such as the D13K, D11K, D16K, DTI13, DTI11, and MP8 engines.

Installation and maintenance

For proper installation and maintenance, technicians should ensure that the drive unit is correctly aligned with the fan assembly to prevent vibration. Regular inspection of the viscous coupling is recommended to detect any signs of fluid leakage or loss of engagement. Maintaining the integrity of the cooling system ensures long-term reliability for fleet managers and workshop technicians.

System reliability

Check the compatibility list.

OE cross-reference

529.03.0046 (Visco Fan Drive Fan) is the equivalent of the Renault Trucks and Volvo OE numbers. This part directly replaces Renault Trucks OE numbers 7421990517S, 7422038134S, 7485013397S. It also replaces Volvo OE number 21990515S.

Other OEMs

RENAULT TRUCKS

  • 7485013397S
  • 7422038134S
  • 7421990517S

VOLVO

  • 21990515S

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
MACK Anthem MP8
RENAULT TRUCKS
RENAULT TRUCKS C DTI13
RENAULT TRUCKS K DTI11
RENAULT TRUCKS T DTI13
VOLVO
VOLVO B11R D11K
VOLVO B13R D13K
VOLVO FH (FH4/FH5) D11K
VOLVO FH (FH4/FH5) D13K
VOLVO FH16 D16K
VOLVO FM D11K
VOLVO FM D13K
VOLVO FMX D11K
VOLVO FMX D13K
VOLVO TAD1350-1360VE D13
VOLVO VNL D13

FAQ

What is the function of a visco fan drive?
A visco fan drive regulates cooling efficiency by adjusting fan speed according to engine temperature, helping to maintain stable thermal levels in heavy-duty engines.
Which vehicle brands are compatible with this part?
This part is designed for heavy commercial vehicles including Volvo (FH, FM, FMX, VNL) and Renault Trucks (C, K, T series), as well as Mack Anthem.
What engine types does this component support?
It supports various engine configurations such as Volvo D13K, D11K, D16K engines and Renault Trucks DTI13/DTI11 series.
How can I know if my visco fan drive needs replacement?
Technicians should look for signs of reduced airflow or unusual noises coming from the cooling system which may indicate a failure in the viscous coupling.
What are the OE reference numbers of this part?
529.03.0046 directly replaces Renault Trucks OE numbers 7421990517S, 7422038134S, 7485013397S. It also replaces Volvo OE number 21990515S.