21284318 Compatible Water Pump — Volvo FH

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. Designed for heavy-duty commercial applications, it is engineered to manage high temperatures and vibrations effectively while maintaining precise housing tolerances and seal integrity.

This specific unit is compatible with Volvo FH series engines, including the FH 420, 460, 500, and 540 variants. It is also specifically fitted to Volvo FH16 models equipped with the D16E engine. This ensures reliable thermal management for these heavy-duty truck and tractor unit engines.

When performing maintenance, it is recommended to inspect the water pump alongside the belt drive systems. Technicians should check for signs of coolant leakage from the weep hole or unusual bearing noise during installation. Ensuring correct fitment helps prevent overheating in high-load environments.

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

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21284318.