Outfit your semi to be Ready for the Road Ahead™ with crucial force to engage the clutch, with the Eaton 430mm Automated Heavy Duty Diaphragm Spring Clutch Kit. To rapidly engage the clutch, this replacement spring works to compress and flex, leading to the application or removal of force from the clutch. Built with an easy-to-install design for a hassle-free application. FleetPride is your First Click in Heavy Duty®.