In a traditional automated transmission, the gears are basically gears -- interlocking, toothed wheels that support transmit and modify rotary movement and torque. A combination of planetary gears makes all of the various equipment ratios the transmission can generate, usually 4 forward gears and a single reverse gear. Cause: Clunking https://andrezfihf.ageeksblog.com/33049493/facts-about-gearbox-cvt-revealed