Prepare your semi to be Ready for the Road Ahead , with the Power Products 15-1/2" Complete Clutch Install Kit that provides a seamless transition of gears. Due to its specialized design, this replacement clutch allows the engine to engage / disengage from the transmission, permitting the safe change of gears. Engineered with top-tier materials to deliver a smooth engagement, transmit maximum power, and reduce drag. FleetPride is your First Click in Heavy Duty .