Gates 44081 Engine Water Pump - Main

Gates 44081 Water Pump Overview

The Gates 44081 engine water pump is a standard replacement for select Mercedes-Benz applications that use an accessory-belt drive and three hose connections. Built with a cast aluminum housing and cast iron impeller, it is designed for dependable coolant circulation in daily-driven vehicles.

Gates Water Pump (Standard) parts are built for OE-quality fit and consistent operation, with factory-style construction and testing focused on seals, bearings, and leakage performance. This makes the Gates 44081 a practical choice for Mercedes-Benz G500, ML500, R500, E320, and related models listed below.

Key Features

• Brand: Gates
• Part number: 44081
• Engine water pump for belt-driven cooling systems
• Cast aluminum housing for durable fitment
• Cast iron impeller with standard rotation
• Accessory belt drive style
• Three outlet connections
• No back housing, pulley, fan clutch, or thermostat housing included
• Not timing-belt driven

Product Details

This Gates water pump is built for Mercedes-Benz cooling systems that require a standard rotation pump with three hose connections. The design supports proper coolant flow through the engine and radiator circuit, helping maintain stable operating temperatures in vehicles such as the Mercedes-Benz E320, S500, and CLK500. The Gates 44081 is also cross-referenced with Four Seasons 20763 and 44081 for the same application.

Common Problems This Part Can Address

• Coolant leakage from a worn pump seal or casting
• Noise from failing pump bearings
• Reduced coolant circulation from impeller wear
• Overheating caused by pump inefficiency
• Service issues on accessory-belt-driven cooling systems

Installation Notes and Fitment Tips

• Fits 2002-2008 Mercedes-Benz G500, Main, W/3 Hose Connections; Water Pump (Standard)
• Fits 2006-2007 Mercedes-Benz ML500, Main, W/3 Hose Connections; Water Pump (Standard)
• Fits 2006-2007 Mercedes-Benz R500, Main, W/3 Hose Connections; Water Pump (Standard)
• Fits 2005-2006 Mercedes-Benz C55 AMG, N/A, Water Pump (Standard)
• Fits 2000-2006 Mercedes-Benz CL500, N/A, W/3 Hose Connections; Water Pump (Standard)
• Fits 2003-2006 Mercedes-Benz CLK500, N/A, W/3 Hose Connections; Water Pump (Standard)
• Fits 1998-2005 Mercedes-Benz E320, N/A, W/3 Hose Connections; Water Pump (Standard)
• Fits 2000-2006 Mercedes-Benz S500, N/A, W/3 Hose Connections; Water Pump (Standard)
• Fits 2001-2006 Mercedes-Benz SL500, N/A, W/3 Hose Connections; Water Pump (Standard)
• Verify hose connection count, engine configuration, and accessory-belt routing before installation.

Quality Assurance

Gates manufactures this water pump with premium alloy materials and performs 100 percent functional testing of seals and bearings, along with 100 percent leakage testing of the casting and assembled pump. The result is an OE-quality replacement built for consistent cooling-system service.