Genuine 17123413819 Radiator Coolant Hose - Lower

Radiator Coolant Hose for BMW X3

This Genuine radiator coolant hose is a direct-fit lower hose for select 2004-2006 BMW X3 models. It is identified by part number 17123413819 and is built for the cooling system routing used on the listed applications.

Key Features

• Genuine replacement radiator coolant hose
• Lower hose position for the cooling circuit
• Fits 2004-2006 BMW X3, lower
• OE-style fitment for the listed BMW X3 applications
• Part number 17123413819 for accurate ordering and service lookup

Detailed Description

Use this radiator coolant hose when replacing the lower coolant line on a 2004-2006 BMW X3. Genuine part number 17123413819 is matched to the factory application for the BMW X3 cooling system, helping maintain proper coolant flow between the radiator and engine circuit. If you are searching for a lower radiator hose for BMW X3 2004-2006 models, this part number provides a direct reference for the correct application.

Common Issues This Part May Address

• Coolant leaks from a cracked or aged lower hose
• Softening, swelling, or collapse of the hose under heat and pressure
• Loss of coolant circulation through the radiator circuit
• Visible wear at hose connections or bends

Installation Notes and Tips

Confirm the vehicle year and lower hose position before ordering. Inspect hose clamps, mating necks, and nearby cooling components for wear or residue before installation. After replacement, refill and bleed the cooling system according to BMW service procedures to remove trapped air and verify proper coolant level.

Quality Assurance

Genuine parts are sourced to match the specified factory application for the listed BMW X3 models. Part number 17123413819 helps ensure correct identification during service and replacement.