8113275 Volvo FH12 D12D Water Pump

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 block and the radiator. By maintaining steady flow, it prevents overheating and protects internal engine components from thermal damage during heavy-duty operation.

Vehicle and engine compatibility

This specific unit is designed for Volvo FH12 trucks featuring D12D engines, including variants such as the FH 12/340, 380, 420, 500, 460, 390, and 430. It is engineered to meet the demanding requirements of these heavy commercial vehicle engines, ensuring long-term reliability in various operating environments.

Installation and maintenance

For optimal performance, technicians should inspect the pump during routine belt or timing belt service. Signs of wear include coolant leakage from the weep hole, unusual noise, or excessive bearing play. Maintaining the cooling system integrity is essential for preventing serious engine damage.

Troubleshooting and selection

Always verify compatibility with your specific engine type and check the existing part details to ensure a precise fit for your fleet's maintenance needs.

OE cross-reference

525.03.0003 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8113275.