21974078 Compatible Water Pump — Volvo FH13 D13B

What does a water pump do?

This water pump is a vital component of the engine cooling system, designed to facilitate continuous coolant circulation between the engine block, cylinder head, and radiator. By maintaining steady flow, it prevents overheating and ensures the engine operates within its ideal thermal range even under heavy commercial vehicle loads.

Vehicle and engine compatibility

This specific unit is engineered for fitment in Volvo FH13 trucks equipped with D13B engines. It serves as a high-quality replacement for original equipment, ensuring seamless integration with existing cooling system components such as the radiator and thermostat.

Installation and maintenance

To ensure maximum service life, technicians should inspect the pump during routine belt or timing belt service. Common signs of wear include coolant leakage from the weep hole or unusual noise from the bearing assembly. Proper installation and regular inspection are essential to prevent engine overheating and potential long-term damage.

Troubleshooting and replacement

This part is compatible with Volvo FH13 D13B engines.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21974078.