21030340 Volvo FM Compatible Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator. Engineered for durability, it maintains stable thermal management to prevent overheating during heavy-duty operation.

Vehicle and engine compatibility

This component is specifically fitted to Volvo FM trucks, including the FM 500, FM 380, FM 420, and FM 460 models. It provides a reliable alternative for maintaining these heavy commercial vehicle engines.

Maintenance and inspection

When performing engine maintenance, it is recommended to inspect the pump alongside the drive belts. Technicians should check for signs of coolant leakage from the weep hole or unusual bearing noise to ensure system integrity.

Troubleshooting guidance

Proper installation ensures consistent fluid flow through the cooling circuit, protecting the engine from thermal stress during high-load cycles.

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 21030340.