21296100 Volvo FMX and 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 and the radiator. By maintaining consistent thermal regulation, this part helps prevent engine overheating during heavy-duty operations. Built with high-strength components, it is engineered to withstand the rigorous thermal cycles typical of commercial vehicle service.

Compatible Volvo models and engines

This specific unit is compatible with Volvo FM models, including variants such as the FM 300, FM 340, FM 360, FM 370, FM 380, FM 390, FM 400, FM 430, and FM 440, as well as Volvo FMX series like the 400, 440, and 480. It is a reliable replacement for the original equipment used in these heavy commercial vehicle engines.

Installation and maintenance guidance

For professional technicians and fleet managers, we recommend inspecting the pump and associated belts during routine maintenance. When replacing this component, it is best practice to check the condition of the drive belts and gaskets to ensure long-term system integrity. Consult your authorized distributor for fitment verification.

Troubleshooting cooling issues

Monitoring for common failure indicators like coolant leaks or unusual mechanical noise can prevent more significant engine issues. Maintaining a consistent cooling flow is vital for the longevity of construction machinery and truck engines alike.

OE cross-reference

525.03.0022 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21296100.