21228793 Water Pump for Volvo Trucks

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, facilitating the continuous circulation of coolant between the engine and the radiator. By maintaining stable thermal levels, it protects heavy-duty engines from overheating during intensive operation. This component is manufactured using high-strength components to withstand the rigorous demands of heavy commercial vehicle service.

Compatible Volvo vehicle models

This part is specifically compatible with Volvo FH III models, including the 420, 460, 500, and 540 variants, as well as Volvo FH and FH II series engines such as the 380, 440, and 520. It is designed to fit various engine configurations including LNG and AERO versions to ensure precise fitment across the Volvo truck lineup.

Installation and maintenance guidance

For professional technicians, it is recommended to inspect the pump housing and impeller during routine maintenance. When replacing the water pump, it is best practice to also inspect the drive belts and seals to ensure long-term system integrity. Always verify compatibility with the specific engine code before installation.

Troubleshooting and service tips

Regular monitoring for coolant leaks or unusual bearing noise can help prevent sudden system failures in fleet operations. Consult your authorized distributor for more information.

OE cross-reference

525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21228793.