85000657 Volvo D13K Water Pump — FH (FH4/FH5) Compatible

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine block, cylinder head, and radiator. By maintaining steady fluid flow, it prevents overheating and ensures the thermal stability required for heavy-duty engine performance under demanding conditions.

Vehicle and engine compatibility

Specifically engineered for Volvo FH (FH4/FH5) models equipped with the D13K engine, this component meets high-strength requirements for heavy commercial vehicle applications. It is designed to provide reliable service in tractor units and heavy-duty truck engines where consistent cooling is vital.

Maintenance and inspection

When performing routine maintenance, technicians should inspect the pump for signs of coolant leakage or unusual noise. It is often recommended to inspect or renew the water pump during timing belt or alternator belt service intervals to prevent unexpected system failures.

Installation guidance

Maintaining the integrity of the cooling circuit is essential for long-term engine health. For precise fitment, always verify the engine code and ensure compatibility with existing system components before installation. Consult your authorized distributor.

OE cross-reference

525.03.0017 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85000657.