Varies speed ratio Operates at very high efficiency Capable of large engine power Responds rapidly to torque changes Controls ratio with only one member Balances clamping forces Accommodates misalignments Utilizes highly efficient pure rolling contacts Uses simple to manufacture parts Has high power to weight ratio Works compatibly with split system gearing Works compatibly with synchro shifts Permits wide speed range over and under Avoids spin in supports (Motion Tech.) Requires special tractant Operates with slider bearings Takes more space than conventional automatic Saves fuel tank’s space or increases vehicle range