20538845 Compatible Volvo Water Pump

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 stable operating temperatures, it prevents overheating during heavy-duty operations, which is essential for protecting engine longevity and performance.

This component is specifically designed to fit Volvo FH models, including variants 400, 440, 480, 500, and 520, as well as Volvo FH13 units equipped with D13B engines. It provides a reliable replacement for OEM parts in these heavy commercial vehicle applications.

For optimal performance, technicians should inspect the pump during routine belt services. Signs of wear include coolant leakage from the weep hole or unusual bearing noise. Ensuring proper installation and checking for any play in the shaft can prevent serious engine damage caused by cooling failure.

Maintaining a consistent flow rate is vital for heavy-duty trucks and tractor units operating under high thermal stress.

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 20538845.