525.03.0020 Volvo Water Pump Replacement

A water pump is a critical component of the engine cooling system that circulates coolant between the engine and the radiator to maintain ideal operating temperatures. In heavy commercial vehicles, where high engine loads and long-haul cycles are common, a durable and high-flow pump is essential to prevent overheating and protect engine longevity.

This water pump is compatible with a wide range of Volvo vehicles, including the FH series (FH II, FH III, FH16), FM series (FM II, FM III, FM9), and FMX series. It is also suitable for Volvo models such as VNL, VHD, B11R, B13R, and various Renault Trucks models like Kerax, Magnum, and Premium. This component supports multiple engine configurations including D11, D13, D16, and Mack MP7/MP8 engines.

For optimal performance, technicians should inspect the pump during routine belt service. Signs of failure often include coolant leakage from the weep hole or unusual bearing noise. Ensuring proper installation and maintaining clean coolant prevents premature wear of the internal impeller and seals.

Check the compatibility list to ensure this part matches your specific engine code and vehicle requirements.

OE cross-reference

525.03.0020 (Water Pump Water Pumps) is the equivalent of the Volvo OE numbers. This part directly replaces Volvo OE numbers 20538820, 20995158, 21280077, 21469157.