21228793 Volvo FM FMX Water Pump

What does a water pump do?

This water pump serves as a vital component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. By maintaining proper thermal regulation, it prevents engine overheating during intensive heavy-duty operations. The assembly is built using high-strength components to withstand the rigorous demands of heavy commercial vehicle service.

Compatible Volvo models and engines

This part is specifically designed for use in Volvo FM models, including the FM 480, 440, 380, 340, 300, 400, 360, 390, and 430 variants. It is also compatible with Volvo FMX models such as the 480, 440, and 400. This ensures reliable performance across a wide range of Volvo truck series.

Maintenance and inspection guidance

For optimal engine longevity, technicians should inspect the water pump during routine belt service. It is recommended to check for signs of coolant leakage or unusual noise from the bearing during maintenance intervals. Ensuring a precise fitment during installation helps maintain stable pressure within the cooling circuit.

Troubleshooting and selection

Consult your authorized distributor to ensure exact 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 21228793.