Beck Arnley 131-2509 Engine Auxiliary Water Pump

Beck Arnley 131-2509 Auxiliary Water Pump

Beck Arnley 131-2509 is an engine auxiliary water pump for HVAC system applications on select Mercedes-Benz vehicles. It is built to foreign nameplate OE specifications for form, fit, and function, giving you a direct replacement option for climate-control cooling system service.

Key Features

• Engine auxiliary water pump for HVAC system circulation
• Built to match OE-style form, fit, and function
• Source-controlled through Beck Arnley global sourcing partners
• Application-specific replacement for select Mercedes-Benz models
• Part number 131-2509 for accurate catalog lookup

Detailed Description

This Beck Arnley auxiliary water pump is engineered for Mercedes-Benz HVAC system use where coolant circulation is needed outside the main engine water pump circuit. Beck Arnley 131-2509 is specified for select S-Class and CL-Class applications, including Mercedes-Benz S550, CL550, CL600, CL63 AMG, CL65 AMG, S350, S400, S600, S65 AMG, S63 AMG, and CLK550 model years listed below. The brand’s OE-spec sourcing approach helps ensure the part matches the original application requirements for fit and function.

This part cross-references no listed interchange numbers in the provided data. For buyers searching by vehicle, this auxiliary water pump for Mercedes-Benz S550 and Mercedes-Benz CL550 HVAC systems is a direct catalog match under part number 131-2509.

Vehicle Fitment

• Fits 2012-2016 Mercedes-Benz S550, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2011-2014 Mercedes-Benz CL550, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2007-2014 Mercedes-Benz CL600, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2008-2014 Mercedes-Benz CL63 AMG, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2008-2014 Mercedes-Benz CL65 AMG, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2012-2013 Mercedes-Benz S350, N/A
• Fits 2010-2013 Mercedes-Benz S400, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2007-2013 Mercedes-Benz S600, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2007-2013 Mercedes-Benz S65 AMG, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2007-2011 Mercedes-Benz S550, N/A
• Fits 2007-2010 Mercedes-Benz CL550, N/A
• Fits 2008-2010 Mercedes-Benz S63 AMG, N/A, Engine Auxiliary Water Pump for HVAC System
• Fits 2007-2009 Mercedes-Benz CLK550, N/A

What It Helps Address

• HVAC coolant circulation issues in the auxiliary loop
• Weak or inconsistent cabin heat on supported Mercedes-Benz models
• Faults related to auxiliary pump performance in climate-control service
• Replacement needs for a worn or failing engine auxiliary water pump

Installation Notes and Tips

Verify the part number 131-2509 against the vehicle’s VIN and existing pump configuration before installation. Confirm the application is for the HVAC system auxiliary pump, not the main engine water pump. Follow factory service procedures for coolant handling, bleeding, and electrical connector inspection during replacement.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. The brand works with global sourcing partners to help ensure the correct replacement part is selected for the listed Mercedes-Benz applications. This product contains lead and lead compounds, as noted in the provided data.