21974078 Volvo FH13 D13A Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. By maintaining precise thermal regulation, it prevents overheating and protects engine integrity during long-haul operations and high-load scenarios. This component is engineered to withstand the rigorous demands of heavy commercial vehicle service.

Vehicle and engine compatibility

This specific model is designed for compatibility with Volvo FH13 vehicles utilizing the D13A engine. It is an essential replacement part for maintaining the thermal balance in these heavy-duty engines, ensuring that cooling efficiency remains consistent even under extreme ambient temperatures or heavy workloads.

Maintenance and installation guidance

For optimal performance, technicians should inspect the water pump during routine belt service. When replacing this component, it is recommended to check the condition of all cooling hoses and seals to prevent future leaks or pressure drops in the system.

Selection and troubleshooting

Identifying the correct fitment is vital for preventing engine temperature fluctuations. Always verify that the engine code matches your specific application to ensure seamless integration with the existing cooling circuit.

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.