21296100 Volvo FH Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator. It is specifically designed to withstand the high temperature and vibration levels characteristic of heavy commercial vehicle engines, ensuring stable thermal management during long service hours.

Compatible Volvo vehicle models

This component is compatible with Volvo FH models, including variants such as the 400, 440, 480, 500, and 520, as well as Volvo FH16 II models like the 540, 600, 650, 700, and 750. It serves as a reliable replacement for maintaining peak engine performance in these tractor units.

Installation and maintenance guidance

For optimal performance, technicians should inspect the pump alongside the timing belt or alternator belt during routine maintenance. When installing, ensure all connections are secure to prevent leaks and check for proper impeller rotation. If you notice coolant leaking from the weep hole or hear unusual bearing noise, it is time to inspect the unit.

Troubleshooting and replacement

Consult your authorized distributor to confirm fitment for specific engine configurations.

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.