21284318 Volvo B13R D13K Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator to maintain optimal operating temperatures. Manufactured with high-strength components, it is designed to withstand the rigorous thermal and mechanical stresses found in heavy commercial vehicle engines.

Vehicle compatibility and engine fitment

This specific unit is designed for use in Volvo B13R vehicles equipped with D13K engines. It provides reliable performance for heavy-duty applications, ensuring that the cooling cycle remains consistent even under high load conditions.

Maintenance and inspection guidance

To ensure proper function, technicians should inspect the pump during routine belt service and check for any signs of coolant leakage or bearing noise. Maintaining a clean cooling circuit helps prevent premature wear of the impeller and mechanical seals.

Troubleshooting and selection

Consult your authorized distributor to ensure exact fitment for your specific engine configuration.

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21284318.