21221878 Compatible Water Pump for Volvo FH

This water pump is a vital component of the engine cooling system, specifically designed to circulate coolant between the engine block and the radiator. By maintaining consistent fluid flow, it prevents engine overheating and ensures stable operating temperatures during heavy-duty operation.

This component is compatible with Volvo FH models, including the 400, 440, 480, 500, and 520 variants. It is engineered to meet the rigorous demands of heavy commercial vehicle engines, providing reliable performance in demanding environments.

To ensure longevity, technicians should inspect the pump during routine timing belt or alternator belt service. Monitoring for symptoms such as coolant leaks from the weep hole or unusual bearing noise can help prevent sudden engine overheating during transport.

Check the compatibility list.

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 21221878.