525.03.0021 Volvo Water Pump

What does a water pump do?

A water pump is a critical component of the engine cooling system that circulates coolant between the engine and the radiator to prevent overheating. In heavy commercial vehicles, maintaining consistent temperature is vital for engine longevity, especially during high-load operations. This water pump is engineered to handle demanding thermal cycles while providing reliable coolant flow.

Compatible Volvo vehicles and engines

This component is compatible with a wide range of Volvo vehicles, including the FH II, FM II, FMX III, FH III, FH16, and FM series. It also fits various configurations such as the Volvo VNL and VHD models. The part is suitable for specific engine types like the D13C, D13B, D13A, D16E, D16G, and D11A/B engines used in heavy-duty applications.

Installation and maintenance guidance

For optimal performance, technicians should inspect the pump during belt service intervals. Signs of wear include coolant leaking from the weep hole or unusual bearing noise. Replacing the pump alongside the timing or alternator belt ensures maximum system reliability.

Wide compatibility across heavy-duty brands

This part is also fitted to Mack Granite and Pinnacle models with MP7 and MP8 engines, as well as Renault Trucks Kerax and Premium series. Consult your authorized distributor.

OE cross-reference

525.03.0021 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20464403.