20921917 Volvo FMX D11K Cooling System Water Pump

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator. It is engineered with high-strength components to maintain consistent thermal management under heavy-duty service conditions.

This specific unit is compatible with Volvo FMX models including 370, 410, 430, 450, and 330 equipped with D11K engines. It also fits various Volvo FM models such as the FM 330, FM 370, FM 410, and FM 450. This part is essential for maintaining optimal operating temperatures in these heavy commercial vehicles.

For optimal performance, technicians should inspect the pump during routine belt service. Signs of failure often include coolant leakage or unusual noise from the bearing assembly. When replacing this component, ensuring correct alignment and gasket integrity is vital for system longevity.

Check the compatibility list to confirm 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 20921917.