20744939 Water Pump Compatible with Volvo B9R

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. Built with high-strength components, it is designed to withstand the rigorous thermal and mechanical stresses encountered during heavy-duty operation.

Vehicle and engine compatibility

This specific unit is designed for Volvo B9R trucks and buses featuring the D9B engine. It functions as a reliable replacement for original equipment parts, maintaining precise flow rates required by the engine management system to prevent overheating.

Installation and maintenance

For optimal performance, technicians should inspect the pump and associated belts during every cooling system service. It is recommended to check for signs of coolant leakage or unusual bearing noise during routine maintenance intervals to ensure long-term system integrity.

Troubleshooting guidance

Consult your authorized distributor.

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 20744939.