20921917 Volvo B13R D13B Water Pump

What does a water pump do?

This water pump is a vital component within the engine cooling system, designed to circulate coolant between the engine and the radiator. By maintaining consistent fluid flow, it prevents engine overheating and ensures the longevity of heavy-duty engine components through stable thermal management.

Vehicle and engine compatibility

This specific unit is compatible with Volvo B13R vehicles equipped with D13B engines. It is engineered to meet the rigorous demands of heavy commercial vehicle applications, providing reliable performance in demanding service environments. Check the compatibility list.

Maintenance and installation

For optimal performance, technicians should inspect the pump during scheduled belt services. It is recommended to check for signs of leakage from the weep hole or unusual bearing noise during routine maintenance to prevent unexpected downtime.

Troubleshooting and selection

Proper installation ensures the impeller and mechanical seals function correctly within the cooling circuit. Selecting a high-strength component ensures the integrity of the cooling system under high-temperature operating conditions.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20921917.