Update your semi with a seamless transition of gears, with the Eaton 15.5" x 2" Heavy Duty Advantage® Self-Adjust Clutch that ensures you're Ready for the Road Ahead™. 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®.