20921947 Water Pump for Volvo FMX II

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 consistent flow, it prevents overheating and ensures the thermal stability of the engine during heavy-duty operations. Built with high-strength components, this pump is engineered to withstand the rigorous demands of commercial vehicle service.

Compatible Volvo truck models

This component is compatible with Volvo FMX II (330, 370, 410, 450) and Volvo FM series (FM 330, FM 370, FM 410, FM 450) trucks. It is also suitable for various Volvo FMX models including the 330, 370, 410, 430, and 450 variants. This ensures reliable performance across a wide range of Volvo heavy commercial vehicle applications.

Maintenance and installation guidance

To ensure proper operation, technicians should inspect the pump during routine cooling system maintenance. Signs of wear such as coolant leakage from the weep hole or unusual bearing noise should be addressed immediately. It is recommended to check the drive belt condition during installation to maintain system integrity.

Troubleshooting and selection

Selecting a high-quality replacement helps prevent engine overheating and extends the service life of the entire cooling assembly. Consult your authorized distributor.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20921947.