1997-1999 Mercedes S Class, SL Class Left Driver Mirror Glass Lens w/Adhesive USA. Alternative Direct Fit Over Glass For Heated and Auto Dim Type Mirrors. See Details Fitment: Models equipped with Heated and or Auto Dimming Type Mirrors. Use this part as a direct fit over to existing mirror. The Auto Dimming Feature will be lost but Heat function remains. Measures: 7-3/16 inches longest diagonal 3-11/16 x 6-1/16 centers Adhesive pads included for quick install High Quality - manufactured in the USA Meets or exceeds OEM specifications Install directions on box