This climate control switch trim is a direct replacement for your 1986-1991 Mercedes-Benz W126 A/C heater. It is made of high-quality wood and plastic materials, ensuring durability and longevity. This switch trim is a genuine OE OEM original part from Mercedes-Benz, made in Germany. It fits perfectly with your vehicle and is compatible with interchange part numbers W126 300SEL 420SEL 560SEL, 86 87 88 89 90 91, 1986 1987 1988 1989 1990 1991. The switch trim is designed to control the temperature of your car's interior, ensuring maximum comfort while driving. One mounting tab is missing as shown in the photo.