21648711 Water Pump for Volvo FH II Trucks

This water pump plays a critical role in the engine cooling system by continuously circulating coolant between the engine block, cylinder head, and radiator. By maintaining steady flow, it prevents overheating and ensures the engine operates within safe temperature ranges during intensive heavy-duty service.

The component is compatible with various Volvo FH and FH II models, including variants such as 380, 400, 420, 440, 460, 480, 500, and 540. It is engineered to meet the rigorous demands of heavy commercial vehicle engines used in long-haul transport and construction applications.

For optimal performance, technicians should inspect the pump during routine belt or timing belt services. Signs of wear include coolant leakage from the weep hole or unusual bearing noise. Replacing this component prevents potential engine overheating and costly downtime.

Check the compatibility list for exact fitment regarding your specific engine configuration.

OE cross-reference

525.03.0008 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21648711.