In a traditional automatic transmission, the gears are actually gears -- interlocking, toothed wheels that support transmit and modify rotary motion and torque. A combination of planetary gears creates all of the different equipment ratios the transmission can make, usually 4 ahead gears and just one reverse equipment. A CVT https://trevortrnjd.jts-blog.com/33145106/5-simple-techniques-for-gearbox-cvt