8112523 Volvo NL12 D12A Water Pump

What does a water pump do?

This water pump serves as a vital component in the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent flow, it prevents engine overheating and supports stable operating temperatures during high-load tasks. Built with high-strength components, this unit is engineered to withstand the vibrations and thermal stresses typical of heavy commercial vehicle operations.

Vehicle and engine compatibility

This specific model is compatible with Volvo NL12 trucks featuring the D12A engine. It is specifically designed to meet the rigorous requirements of these heavy-duty engines, ensuring precise fitment and reliable performance within the cooling circuit. Check the compatibility list.

Installation and maintenance

To ensure optimal performance, technicians should inspect the pump during routine belt or timing belt service intervals. It is recommended to check for signs of coolant leakage or unusual bearing noise during inspections. Proper installation ensures the mechanical seal and impeller function correctly throughout their service life.

Troubleshooting guidance

Regular monitoring of the cooling system helps prevent sudden engine failure due to overheating. When replacing this component, always verify that all connections are secure and that the coolant level is correctly maintained.

OE cross-reference

525.03.0018 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8112523.