Please check your old part against the picture and match any of these part numbers from your original unit for a guaranteed make sure this parts will fits on your vehicle.
Driver Electric Power Window Switch Electric Power Master Window Switch Master Window Control Switch Car Push Button Switches Master Electric Power Window Control Switch

Fitment:
For Benz W176 A For Class 2013-2018 2014 2015 2016 2017
For W246 A For Class 2012-2019 2013 2014 2015 2016 2017 2018
For W156 For GLA For Class 2015-2019 2016 2017 2018
For W117 For CLA For Class 2014-2018 2015 2016 2017

Reference OE/OEM Number:1669044300,1669054400,2049058202

Specification:
Material: A&BS
Color: As shown
Placement: Left & Right

Package Contents:
1 x Car Power Window Switch

Features:
Driver Side Master Power Window Switch Replacement: Direct Replacement For The Old , No Modification Needed

Convenient To Installation: The Product Is Easy To Install And Operate, Without Complicated Tools, Easy To Use, Time-Saving And Labor-Saving, Which Brings You Great Convenience

The Switch Button Has High Sensitivity, Stable Characteristics And High Reliability. It Can Easily Control The Position And Improve The Driving Comfort Of The Car
If you have any questions about this product, welcome to contact us. We will give you a solution within 24 hours.