21218878 Compatible Volvo B13R Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine block and the radiator. By maintaining constant fluid movement, it prevents overheating and ensures the thermal stability of the engine during heavy-duty operation.

Vehicle and engine compatibility

This specific unit is engineered for use in Volvo B13R vehicles equipped with D13K engines. It provides reliable performance in demanding environments, making it a suitable replacement for those maintaining heavy commercial vehicle fleets.

Maintenance and inspection

For optimal performance, technicians should inspect the pump during routine belt or cooling system maintenance. It is recommended to check for signs of leakage or bearing noise during every service interval to prevent unexpected downtime.

Selection guidance

Selecting a high-quality replacement ensures proper flow rates and pressure regulation within the cooling circuit.

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.