The New Engine Cooling Fan Clutch is a high-quality replacement part designed specifically for vehicles such as Aviator, Explorer, and Mountaineer. It comes with a fixing bolt included and is made of durable aluminum material. With a diameter of 6.45 inches, this fan clutch is an essential component for ensuring proper engine cooling and performance. It is not a universal fitment part and is not classified as a performance part, making it a reliable choice for car and truck maintenance and repair.