85000957 Compatible Water Pump — Volvo FH

What does a water pump do?

This water pump is a critical component of the engine cooling system, designed to circulate coolant between the engine and the radiator to maintain optimal operating temperatures. It is manufactured using high-strength components to withstand the continuous high-load and high-temperature conditions typical of heavy commercial vehicle engines.

Compatible Volvo FH models

This part is specifically fitted to Volvo FH (FH4/FH5) models, including those equipped with the D13K engine. It is compatible with various FH series configurations such as 400, 420, 440, 460, 480, 500, 520, and 540 variants. For precise fitment, technicians should verify the specific engine code and existing OEM references.

Installation and maintenance

To ensure long-term reliability, it is recommended to inspect the pump during routine belt service or when replacing the timing belt. Technicians should check for signs of failure such as coolant leaks from the weep hole or unusual bearing noise during engine operation.

Troubleshooting guidance

Maintaining the cooling system with high-quality components helps prevent engine overheating and extends the service life of the motor in tractor units and heavy trucks.

OE cross-reference

525.03.0008 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85000957.