Genuine 1645004875 Radiator Coolant Hose - Lower

Radiator Coolant Hose for Mercedes-Benz GL450 and GL550

This Genuine radiator coolant hose is a direct-fit lower hose application for select Mercedes-Benz GL450 and GL550 models. Built for the cooling system on 2007-2012 Mercedes-Benz GL450 and 2008-2012 Mercedes-Benz GL550, part number 1645004875 helps maintain proper coolant flow between engine components and the radiator.

Key Features

• Genuine OE replacement radiator coolant hose
• Lower hose position for the cooling system
• Fits 2007-2012 Mercedes-Benz GL450, lower
• Fits 2008-2012 Mercedes-Benz GL550, lower
• Part number 1645004875 for accurate ordering and fitment lookup

Detailed Description

Designed for Mercedes-Benz GL450 and Mercedes-Benz GL550 applications, this lower radiator coolant hose supports the engine cooling circuit by routing coolant between the radiator and related engine-side connections. The Genuine 1645004875 hose is specified for the lower position and matches the listed vehicle fitment for 2007-2012 GL450 and 2008-2012 GL550 models. Use this part when replacing a worn, cracked, leaking, or heat-aged hose in the cooling system.

Common Uses

• Repairing coolant leaks at the lower radiator hose connection
• Replacing a hose with visible cracking, swelling, or soft spots
• Restoring coolant circulation in the Mercedes-Benz GL450 cooling system
• Restoring coolant circulation in the Mercedes-Benz GL550 cooling system
• Addressing overheating caused by hose deterioration

Installation Notes and Tips

Confirm the lower hose routing and connection points before installation. Drain coolant as needed, inspect adjoining clamps and fittings, and verify that the replacement hose matches the original shape and length before securing it in place. After installation, refill the cooling system with the correct coolant and check for leaks at operating temperature.

Quality Assurance

Genuine parts are built to OE specifications for the listed application. Part number 1645004875 is the reference to use when verifying the correct lower radiator coolant hose for your vehicle.