21974080 Volvo FH D13K Water Pump

The water pump serves as a vital component within the engine cooling system, responsible for circulating coolant between the engine block and the radiator. By maintaining consistent flow, this part prevents overheating and ensures the engine operates within its optimal thermal range during heavy-duty service. This specific water pump is compatible with Volvo FH (FH4/FH5) vehicles equipped with the D13K engine. It is engineered to meet the rigorous demands of heavy commercial vehicle operation, providing reliable performance for truck, tractor unit, and construction machinery applications. To ensure long-term reliability, 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. Regular checks help prevent system-wide overheating issues. Check the compatibility list to ensure this part matches your specific engine requirements.

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 21974080.