21468471 Volvo B11R D11K Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, facilitating the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent fluid flow, it prevents overheating and ensures stable operating temperatures for heavy-duty commercial engines.

Vehicle and engine compatibility

Designed specifically for Volvo B11R vehicles equipped with D11K engines, this component meets strict industrial requirements. It provides reliable performance for tractor units and heavy commercial vehicles operating under demanding thermal loads.

Maintenance and installation guidance

Technicians should inspect the pump during routine cooling system service or when replacing belts. Monitoring for signs such as coolant leakage from the weep hole or unusual bearing noise can prevent unexpected engine downtime. Always verify engine compatibility before installation to ensure a precise fit 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 21468471.