Truck Bearing Cup Remover / Installer ET7180A professional tool for removing installing wheel bearing cups on trucks trailers other commercial vehicles with axle capacities from 11 50 Ton. The tool is adjustable to fit most large vehicle applications. Precision engineered jaws grip the diameter of the cup, reducing the risk of damaging the bearing face. Saves time & energy! One tool covers a broad diameter range replacing individual bearing plates. Extends from 3 5 8" 6 1 2" (92 165mm)