7421814005 Renault Trucks KERAX DXi Cooling Pump

What does a water pump do?

This water pump is a critical component of the engine cooling system, designed to facilitate the continuous circulation of coolant between the engine block and the radiator. By maintaining steady flow, it prevents engine overheating and ensures stable operating temperatures under heavy-duty working conditions.

Compatible vehicles and engines

This specific part is engineered for Renault Trucks KERAX models, including various variants such as the 520.32, 480.32, and 520.40, specifically optimized for DXi engines. It is also compatible with Renault Trucks K series models like the K480, K520, and K520P, providing a precise fit for these heavy commercial vehicle applications.

Installation and maintenance

For professional workshop technicians, it is recommended to inspect the pump during routine cooling system maintenance. When replacing the pump, it is best practice to check all associated belts and seals to ensure long-term reliability. Proper installation ensures the mechanical seal and impeller function correctly within the cooling circuit.

System reliability

Maintaining a high-quality cooling system is essential for preventing engine wear and ensuring fleet uptime. Consult your authorized distributor to check the compatibility list.

OE cross-reference

525.03.0008 (Water Pump Water Pumps) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 7421814005.