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529.07.0042 Visco Fan Drive, Cooling System
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529.07.0042 Compatible Visco Fan Clutch — Renault Trucks

529.07.0042

Summary

High-strength visco fan drive designed for Renault Trucks cooling systems. This component ensures precise thermal regulation by engaging the fan based on temperature requirements. Built for heavy commercial vehicle duty cycles. Equivalent to OE Renault Trucks 5010619459.

Product identifiers
EAN Code8683457070332
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Compatible OEM Codes

  • RENAULT TRUCKS
    • 7420981711
    • 7420923587
    • 5010619459

Description

What does a visco fan drive do?

The visco fan drive acts as a temperature-sensitive coupling unit within the engine cooling system of heavy commercial vehicles. By utilizing a high-viscosity fluid, it connects the radiator fan to the drive pulley at a variable ratio, ensuring the fan rotates only as much as required to maintain optimal operating temperatures. This mechanism prevents engine overheating while reducing unnecessary power loss and noise during cold starts.

Compatibility and application

This specific component is designed to be compatible with Renault Trucks applications. It functions as a reliable replacement for original cooling system components, maintaining consistent airflow through the radiator core even under heavy-duty operating conditions. The unit helps the engine reach normal operating temperatures faster and preserves fuel efficiency by preventing over-cooling.

Installation and maintenance

For workshop technicians and fleet managers, regular inspection of the viscous hub is essential to ensure the internal fluid remains effective. When replacing this unit, ensure the mounting surfaces are clean and that the drive belt tension is correct to prevent premature wear of the viscous coupling. Proper installation ensures long-term reliability in demanding transport environments.

Troubleshooting and selection

Check the compatibility list.

OE cross-reference

529.07.0042 (Visco Fan Drive Fan) is the equivalent of the Renault Trucks OE numbers. This part directly replaces Renault Trucks OE numbers 5010619459, 7420923587, 7420981711.

Other OEMs

RENAULT TRUCKS

  • 7420981711
  • 7420923587
  • 5010619459

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
RENAULT TRUCKS

FAQ

What is the function of a visco fan drive?
It is a temperature-controlled coupling that connects the radiator fan to the engine drive, adjusting rotation speed based on heat levels to manage cooling effectively.
Which vehicles are compatible with this part?
This component is specifically designed for use in Renault Trucks heavy commercial vehicles to ensure reliable engine temperature regulation.
What are common signs of a failing visco fan clutch?
Technicians may notice engine overheating, increased fan noise, or a fan that continues to spin at high speeds even when the engine is cold.
How does a viscous hub manage heat?
The unit contains high-viscosity silicone oil that changes coupling resistance based on air temperature passing through the radiator, regulating fan speed accordingly.
What are the OE reference numbers of this part?
529.07.0042 directly replaces Renault Trucks OE numbers 5010619459, 7420923587, 7420981711.