New coil spring pressure plate offers added tunability to add additional spring pressure over stock, This system allows you to operate the manual transmission with ease, with smoother clutch engagement which comes in handy when maneuvering at low speeds in technical terrain, No more stalling and better acceleration due to the centrifugal action of the clutch, Core EXP 3.0 is a centrifugal auto clutch featuring Rekluse's EXP (auto clutch) technology, Fully tunable to handle the demands of varying conditions and terrain, Cooler operating temperatures and more efficient clutching provide extended clutch life, Includes billet coil spring pressure plate and adjustable slave cylinder (provides exteral adjustment), Made in the U.S.A