21280077 Water Pump for Volvo B13R

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 consistent fluid flow, it helps regulate operating temperatures and protects the engine from thermal stress during heavy-duty operation.

This specific component is engineered for Volvo B13R trucks equipped with D13B engines. It is built using high-strength components to withstand the rigorous thermal and mechanical demands of heavy commercial vehicle service.

When performing maintenance, technicians should inspect the pump alongside the belt drive system. Monitoring for signs such as coolant leakage or unusual noise can help identify when a replacement is necessary to prevent engine overheating.

Check the compatibility list to ensure this part meets your specific engine requirements.

OE cross-reference

525.03.0020 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21280077.