Torque converter – cutaway view To offer coupling and decoupling in the engine, a modern automatic transmission takes advantage of a torque converter instead of the friction clutch Employed in a manual transmission.[14][fifteen] Dual-clutch automatic gearboxes started to appear in street automobiles in 2003, notably while in the Audi TT https://gearbox-auto64296.loginblogin.com/41099886/the-basic-principles-of-gearbox-auto