7421812242 Renault Trucks Premium 2 Engine Coolant Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, facilitating the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent flow, it prevents overheating and ensures the engine operates within its ideal thermal range, even under high-load conditions common in heavy commercial vehicle operations.

Vehicle compatibility and fitment

This specific model is designed for Renault Trucks Premium 2 series, including various Lander, Route, and Distribution models. It is engineered to withstand the intense vibrations and temperature fluctuations encountered in heavy-duty truck engines.

Maintenance and replacement guidance

For optimal performance, technicians should inspect the pump during routine belt service. Signs of wear include coolant leakage from the weep hole or unusual bearing noise. Replacing the unit alongside the timing or alternator belt is recommended to prevent unexpected engine overheating and ensure long-term system integrity.

Troubleshooting and selection

VADEN ORIGINAL provides high-strength components designed for professional workshop standards. Consult your authorized distributor.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 7421812242.