21218878 Volvo B9L D9B Water Pump

What does a water pump do?

This water pump plays a vital role in the engine cooling system by circulating coolant between the engine and the radiator. Built to withstand high-temperature and high-vibration environments, it ensures consistent thermal regulation for heavy-duty engines. The component is manufactured using high-strength components to maintain durability during long service hours.

Vehicle and engine compatibility

This specific unit is compatible with Volvo B9L trucks featuring the D9B engine. It is designed to meet the rigorous demands of heavy commercial vehicle applications, ensuring reliable coolant flow even under heavy loads. Consult your authorized distributor to confirm fitment.

Installation and maintenance

For optimal performance, it is recommended to inspect the cooling system during routine maintenance. Technicians should check for signs of leakage or unusual noise from the bearing assembly. When replacing this part, it is advisable to inspect related belt components and gaskets to ensure system integrity.

System reliability

Maintaining a steady coolant flow is essential for preventing engine overheating and ensuring the longevity of the engine block and cylinder head.

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 21218878.