3801418 Volvo B9TL Water Pump Equivalent

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine block and the radiator. By maintaining a consistent flow, it prevents engine overheating and ensures thermal stability during continuous operation in heavy commercial vehicle applications.

Vehicle and engine compatibility

This specific unit is engineered for compatibility with Volvo B9TL models featuring D9B engines. It is designed to withstand the high-temperature and high-vibration environments typical of bus and heavy-duty engine service, ensuring reliable performance throughout its service life.

Maintenance and inspection guidance

For optimal engine health, technicians should inspect the pump during routine belt or timing belt service intervals. It is essential to check for signs of wear such as coolant leaks from the weep hole or unusual bearing noise. When replacing, ensure all mounting surfaces are clean to maintain a proper seal.

Troubleshooting and selection

Consult your authorized distributor to confirm exact fitment for your specific engine configuration.

OE cross-reference

525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 3801418.