The original equipment manufacturer (OEM) part number for Euro style wiper blades that fit a Mercedes-Benz W126 may vary depending on the specific year and model of your vehicle. However, the OEM part number for Euro style wiper blades that fit a W126 according to some sources is A1268200845. It is always recommended to double-check with your local Mercedes-Benz dealership or parts supplier to ensure that you are getting the correct part for your specific vehicle.