20744939 Volvo B11R Water Pump Equivalent

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator. By maintaining consistent flow, it prevents overheating and ensures the engine operates within its designed thermal range, which is essential for the longevity of heavy commercial vehicle engines.

Vehicle and engine compatibility

This specific component is designed to fit Volvo B11R models featuring the D11A engine. It is an essential replacement part for maintaining the reliability of the cooling circuit in these heavy-duty applications.

Installation and maintenance guidance

To ensure proper function, technicians should inspect the pump for any signs of coolant leakage from the weep hole or unusual bearing noise during routine maintenance. When replacing this unit, it is recommended to inspect all drive belts and gaskets to ensure a complete and reliable service.

Troubleshooting and selection

Maintaining a robust cooling system is vital for preventing engine damage in bus and truck applications. Consult your authorized distributor to verify exact fitment requirements for your specific engine configuration.

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 20744939.