Features: Ensures control in your vehicle with the Blower Motor Resistor, specifically designed for compatibility. This resistor module offers precise speed regulation of your vehicle's blower motor, enhancing the longevity and performances of your car's HVAC system. For automotive repair professional and enthusiasts seeking to maintain or upgrades their vehicle's interior comfort systems. Perfect for long drives or hot weather conditions, this blower motor resistor ensures consistent cabin ventilation, providing a comfortable driving experience. With a easy installation process, this high quality replacement part is a must have for maintaining the luxury and functionality of your vehicle control system. Specifications: Material: Plastic Size: About. 17x13x6cm/6.69x5.12x2.36in Part Number: 2218706758 351321611 A2218706758 2218200110 Applicable Model: for W221 C216 S350 S400 S550 S600 S63AMG S65AMG CL550 CL600 CL63AMG CL65AMG Package Includes: 1pc Heater Blower Resistor Control Module note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.