Description 100% brand new, Never used or installed. Simliar to OTC 6695 Made from the original factory specifications from high-quality steel materials for a perfect secure fit. Prevents front hub vacuum leaks that would cause the 4WD to not engage and covers in oil. Professional installation in highly recommended. No instruction included. Fitment For Ford 1998-2004 F-250 F-350 F-450 F-550 Package including .