Features: The high efficiency blower motor resistor features aluminum construction for optimal heat dissipation, maintaining stable performances during extended operate in automotive climate control systems. Engineered with multi model compatibility, this blower speed control module seamlessly replaces outdated units without adjustments, streamlining installation for various vehicle systems. Designed for automotive technicians, professional repair specialists, and enthusiasts requiring stable components for frequent blower systems maintenance and upgrades. Optimized for workshop environments or home projects where prolonged blower operate demands strong , erosion resistant components in climate control units. accuracy speed regulation through advanced circuitry ensures customized airflows control, while heavy duty construction withstands shaking and wear in daily automotive applications. Specifications: Component : Aluminum plus Part number: 89018778 Package Includes: 1 set Speed Control Module note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.