GMB 120-4400 Engine Water Pump

Engine Water Pump for Mercedes-Benz and Dodge Sprinter

This GMB engine water pump is built for OE-standard replacement needs across select Mercedes-Benz, Dodge, and Jeep applications. Part number 120-4400 is manufactured to meet or exceed OEM specifications and is built with an aluminum housing for dependable cooling system service.

Key Features

• Engine water pump for cooling system repair and replacement
• OEM Standard item grade for OE-style fit and function
• Aluminum construction
• Gaskets included for installation
• Pulley included
• New condition
• Includes 1 paper gasket

Detailed Description

GMB 120-4400 is an engine water pump designed for vehicles that require a 7 groove pulley or primary pump configuration, depending on application. It is compatible with Mercedes-Benz Sprinter 2500 and Sprinter 3500 models from 2010-2022, Mercedes-Benz Sprinter 3500XD from 2018-2022, and additional Mercedes-Benz, Dodge Sprinter, and Jeep Grand Cherokee applications listed below. This part cross-references Airtex AW6155 and Gates 42283 for the same application.

Use GMB 120-4400 when replacing a worn or leaking water pump on Mercedes-Benz E350, GL350, ML350, R350, S350, GLS350d, Dodge Sprinter 2500, Dodge Sprinter 3500, or Jeep Grand Cherokee vehicles within the confirmed fitment range. The aluminum construction and included pulley support direct replacement service in cooling system maintenance.

What This Water Pump Helps Address

• Coolant leakage from a worn pump housing or seal
• Overheating caused by reduced coolant circulation
• Noise from a failing water pump bearing or pulley assembly
• Cooling system service during timing or front-engine maintenance
• Replacement of an aging OE-style pump on listed Mercedes-Benz and Sprinter applications

Installation Notes and Tips

• Verify pulley groove count and engine configuration before installation.
• Inspect the cooling system, belt condition, and mating surfaces before fitting the new pump.
• Replace the gasket supplied with the pump and clean the sealing surface thoroughly.
• Confirm vehicle-specific fitment for Mercedes-Benz Sprinter 2500, Sprinter 3500, and Sprinter 3500XD applications.

Quality Assurance

GMB manufactures this water pump to meet or exceed OEM specifications, with OEM Standard grading for replacement confidence. The part is supplied new and built for direct-fit cooling system service on the confirmed applications.