Global Parts 3411579 A/C Expansion Valve - Front
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Global Parts

Global Parts 3411579 A/C Expansion Valve - Front

Brand Global Parts 3411579
Position Front
Fits Mercedes-Benz · 56 vehicles

A/C expansion valve. Slows refrigerant before the evaporator for efficient cooling.

Helps make the most of the refrigerant's cooling capability.

Cross-references Dynomax 39475, UAC EX10550C and 72-12440 for the same application. See all 8.

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Mercedes-Benz A/C Expansion Valve

Global Parts 3411579 is an A/C expansion valve for select Mercedes-Benz SUVs and crossovers. It regulates refrigerant flow into the evaporator so the system can manage cooling more consistently during service and repair.

  • Direct-fit HVAC component for select Mercedes-Benz applications
  • Controls refrigerant flow before the evaporator
  • Supports efficient use of the system’s cooling capacity
  • Recommended replacement during A/C service
  • Cross-references UAC EX10550C and Dynomax 39475 for the same application

Detailed Product Information

This Global Parts A/C expansion valve, part number 3411579, is used in Mercedes-Benz GL, GLE, and GLS platform vehicles where precise refrigerant metering is required. By slowing refrigerant before it enters the evaporator, the valve helps the HVAC system maintain proper cooling performance. It is a practical replacement choice for Mercedes-Benz GLE400, GLE350, GLS450, GL450, and related models listed below.

Compatible With: 2016-2019 Mercedes-Benz GLE400; 2017-2019 Mercedes-Benz GLE43 AMG; 2016-2019 Mercedes-Benz GLE63 AMG; 2016-2019 Mercedes-Benz GLE63 AMG S; 2019 Mercedes-Benz GLS450; 2019 Mercedes-Benz GLS550; 2019 Mercedes-Benz GLS63 AMG; 2016-2018 Mercedes-Benz GLE350; 2016-2018 Mercedes-Benz GLE550e; 2017-2018 Mercedes-Benz GLS450, front; 2017-2018 Mercedes-Benz GLS550, front; 2017-2018 Mercedes-Benz GLS63 AMG, front; 2016-2017 Mercedes-Benz GLE300d; 2017 Mercedes-Benz GLS350d; 2015-2016 Mercedes-Benz GL350; 2015-2016 Mercedes-Benz GL450; 2014-2016 Mercedes-Benz GL550, front; 2015-2016 Mercedes-Benz GL63 AMG; 2016 Mercedes-Benz GLE450 AMG; 2015 Mercedes-Benz ML250; 2012-2015 Mercedes-Benz ML350; 2015 Mercedes-Benz ML400; 2015 Mercedes-Benz ML63 AMG; 2014 Mercedes-Benz GL350, front; 2014 Mercedes-Benz GL450, front; 2014 Mercedes-Benz GL63 AMG, front.

Common A/C Problems This Part May Address

  • Weak or inconsistent cabin cooling
  • Improper refrigerant metering at the evaporator
  • A/C performance issues after system service
  • Restricted refrigerant flow in the HVAC circuit
  • Restoration of normal expansion valve operation on Mercedes-Benz GL, GLE, and GLS models

Installation Notes and Tips

Replace the expansion valve during A/C service when the system has been opened, contaminated, or repaired. Verify the vehicle’s exact model year and front-position application before installation, and follow the manufacturer’s service procedures for evacuation, recharge, and leak checking.

Quality Assurance

Global Parts recommends replacing the expansion valve/orifice tube each time the A/C system is serviced to help maintain proper refrigerant control and cooling performance.

Related reading

This part fits 56 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2019Mercedes-BenzGLE4003.0LV6—N/A—
2019Mercedes-BenzGLE43 AMG3.0LV6—N/A—
2019Mercedes-BenzGLE63 AMG5.5LV8—N/A—
2019Mercedes-BenzGLE63 AMG S5.5LV8—N/A—
2019Mercedes-BenzGLS4503.0LV6—N/A—
2019Mercedes-BenzGLS5504.7LV8—N/A—
2019Mercedes-BenzGLS63 AMG5.5LV8—N/A—
2018Mercedes-BenzGLE3503.5LV6—N/A—
2018Mercedes-BenzGLE4003.0LV6—N/A—
2018Mercedes-BenzGLE43 AMG3.0LV6—N/A—
2018Mercedes-BenzGLE550e3.0LV6—N/A—
2018Mercedes-BenzGLE63 AMG5.5LV8—N/A—
2018Mercedes-BenzGLE63 AMG S5.5LV8—N/A—
2018Mercedes-BenzGLS4503.0LV6—Front—
2018Mercedes-BenzGLS5504.7LV8—Front—
2018Mercedes-BenzGLS63 AMG5.5LV8—Front—
2017Mercedes-BenzGLE300d2.1LL4—N/A—
2017Mercedes-BenzGLE3503.5LV6—N/A—
2017Mercedes-BenzGLE4003.0LV6—N/A—
2017Mercedes-BenzGLE43 AMG3.0LV6—N/A—
2017Mercedes-BenzGLE550e3.0LV6—N/A—
2017Mercedes-BenzGLE63 AMG5.5LV8—N/A—
2017Mercedes-BenzGLE63 AMG S5.5LV8—N/A—
2017Mercedes-BenzGLS350d3.0LV6—N/A—
2017Mercedes-BenzGLS4503.0LV6—Front—
2017Mercedes-BenzGLS5504.7LV8—Front—
2017Mercedes-BenzGLS63 AMG5.5LV8—Front—
2016Mercedes-BenzGL3503.0LV6—N/A—
2016Mercedes-BenzGL4503.0LV6—N/A—
2016Mercedes-BenzGL5504.7LV8—Front—
2016Mercedes-BenzGL63 AMG5.5LV8—N/A—
2016Mercedes-BenzGLE300d2.1LL4—N/A—
2016Mercedes-BenzGLE3503.5LV6—N/A—
2016Mercedes-BenzGLE4003.0LV6GASN/A—
2016Mercedes-BenzGLE450 AMG3.0LV6—N/A—
2016Mercedes-BenzGLE550e3.0LV6—N/A—
2016Mercedes-BenzGLE63 AMG5.5LV8—N/A—
2016Mercedes-BenzGLE63 AMG S5.5LV8—N/A—
2015Mercedes-BenzGL3503.0LV6—N/A—
2015Mercedes-BenzGL4503.0LV6—N/A—
2015Mercedes-BenzGL5504.7LV8—Front—
2015Mercedes-BenzGL63 AMG5.5LV8—N/A—
2015Mercedes-BenzML2502.1LL4—N/A—
2015Mercedes-BenzML3503.5LV6—N/A—
2015Mercedes-BenzML4003.0LV6—N/A—
2015Mercedes-BenzML63 AMG5.5LV8—N/A—
2014Mercedes-BenzGL3503.0LV6—Front—
2014Mercedes-BenzGL4504.7LV8—Front—
2014Mercedes-BenzGL5504.7LV8—Front—
2014Mercedes-BenzGL63 AMG5.5LV8—Front—
2014Mercedes-BenzML3503.5LV6—N/A—
2014Mercedes-BenzML3503.0LV6—N/A—
2013Mercedes-BenzML3503.5LV6—N/A—
2013Mercedes-BenzML3503.0LV6—N/A—
2012Mercedes-BenzML3503.5LV6—N/A—
2012Mercedes-BenzML3503.0LV6—N/A—
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dynomax — 39475UAC — EX10550C72-124401668300284ACX012200AEV80-7398M-758M758