85013425 Volvo FM FM11 D11A Water Pump

What does a water pump do?

This water pump serves as a critical component within the cooling system, ensuring the continuous and efficient circulation of coolant throughout the engine block. By maintaining consistent fluid flow, it prevents overheating and protects high-strength components from thermal stress during heavy-duty operations.

Vehicle and engine compatibility

This component is compatible with Volvo FM models, including the FM 380, FM 420, FM 460, and FM 500 variants. It is specifically engineered to fit Volvo FM11 engines equipped with the D11A engine code. For exact fitment, always verify your engine code against the required specifications.

Installation and maintenance guidance

When replacing this unit, technicians should inspect the thermostat and radiator hoses to ensure the entire cooling circuit is functioning correctly. Maintaining proper belt tension and checking for any signs of leakage around the mounting points will help extend the service life of the pump.

Troubleshooting and selection

Regular inspection of the coolant level and clarity is recommended to prevent premature wear of the internal impeller and seals.

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 85013425.