21812242 Compatible Water Pump — Volvo FMX

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 and the radiator. By maintaining constant fluid movement, it prevents overheating and ensures the engine operates within its designed thermal parameters, even under heavy-duty loads.

Compatible Volvo vehicles and engines

This component is compatible with Volvo FMX models including 370, 410, 450, 330, and 430 equipped with D11K engines. It is also suitable for various Volvo FM series applications such as the FM 330, FM 370, FM 410, and FM 450.

Installation and maintenance

For optimal performance, technicians should inspect the pump during routine cooling system maintenance. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise. When replacing this component, it is best practice to inspect associated belts and gaskets to ensure long-term system integrity.

Troubleshooting guidance

Consult your authorized distributor to ensure correct fitment for your specific engine configuration.

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 21812242.