Features 1. OE Number: This power window switch references OE numbers 4479054303, A4479054303, 44790543039051, and A44790543039051. Designed based on original specifications. 2. Fitment: This power window master control switch fits VClass W447 models from 2017 to 2023. Please verify your vehicle's model and manufacturing year before purchase. 3. Accurate Control: Engineered for front driver-side installation, allowing convenient control of all window operations for easy and reliable use. 4. Premium Material: Constructed with ABS material for long-term durability, offering resistance to aging and wear. 5. Ideal Replacement: Direct replacement design that meets or exceeds OEM standards, suitable for replacing old or damaged units. Specification Item Type: Power Window Switch OE Number: 4479054303, A4479054303, 44790543039051, A44790543039051 Package List 1 x Power Window Switch Note Please verify the part number of your original component. Reference information is provided for compatibility guidance. Professional installation is recommended.