5001858005 Renault Trucks KERAX Water Pump

What does a water pump do?

The water pump is a critical component within the engine cooling system that continuously circulates coolant between the engine block and the radiator. By maintaining this flow, the pump prevents overheating and ensures the engine operates within its ideal thermal range, which is essential for long-term engine longevity in heavy commercial vehicles.

Vehicle compatibility and fitment

This specific unit is designed for use in Renault Trucks KERAX models, including various configurations such as the 420.18, 370.26, and 420.34 variants. It provides reliable performance for these heavy-duty engines, ensuring stable thermal management during intensive operation.

Installation and maintenance

To ensure proper function, technicians should inspect the pump during routine belt service. Common signs of wear include coolant leakage from the weep hole or unusual noise from the bearing. Replacing the pump during scheduled maintenance intervals helps prevent sudden overheating and potential engine damage.

Troubleshooting and replacement

Check the compatibility list to confirm fitment for your specific KERAX engine configuration.

OE cross-reference

525.07.0002 (Water Pump Water Pumps) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 5001858005.