20995158 Volvo FM Compatible Water Pump

What does a water pump do?

This water pump serves as a vital component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent fluid flow, it prevents overheating and protects engine components under high-load conditions. Built with high-strength components, this unit is designed to withstand the rigorous thermal cycles typical of heavy commercial vehicle operations.

Compatible Volvo models and engines

This specific part is engineered for Volvo FM series vehicles, including models such as the FM 300, FM 340, FM 360, FM 380, FM 390, FM 400, FM 430, FM 440, and FM 480. It is specifically compatible with Volvo D13C engines. For exact fitment, always verify the engine code and OEM reference before installation.

Installation and maintenance guidance

During routine maintenance or belt replacement services, it is recommended to inspect the water pump for signs of wear. Technicians should check for coolant leakage from the weep hole or unusual bearing noise. Replacing this component alongside timing or alternator belts helps prevent sudden engine overheating and ensures long-term reliability.

Troubleshooting cooling systems

When troubleshooting cooling issues, consider if the impeller or mechanical seal requires attention. Maintaining a high-flow rate is essential for engine longevity in heavy-duty applications. Check the compatibility list to ensure this part meets your specific requirements.

OE cross-reference

525.03.0020 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20995158.