Prepare your semi to be Ready for the Road Ahead , with the Torque Technologies 2" Input Shaft Clutch Spacer Disc that provides proper spacing of the input shaft. To fine-tune the clutch and reduce wear, this replacement spacer acts as a key component adjust the thickness and spacing of the clutch assembly. Built with precise engineering to provide optimal clutch performance and long-term reliability. FleetPride is your First Click in Heavy Duty .