20744939 Volvo FM Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring 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 during heavy-duty service cycles.

Vehicle and engine compatibility

This component is specifically fitted to Volvo FM trucks, including models such as the FM 480, FM 440, FM 380, FM 340, FM 300, FM 400, FM 360, FM 390, and FM 430. It is also compatible with Volvo FM11 engines featuring the D11A designation. This part ensures precise fitment for these specific heavy commercial vehicle applications.

Maintenance and inspection

For optimal performance, technicians should inspect the pump during routine belt service. It is recommended to check for signs of coolant leakage or unusual noise from the bearing assembly. Maintaining the cooling system integrity helps prevent premature engine wear in heavy-duty environments.

Troubleshooting guidance

Consult your authorized distributor to ensure perfect 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 20744939.