Bearings are what enable the gears to rotate easily. They are generally manufactured outside of bronze or brass, and so they in good shape into races (or grooves) from the gearbox housing. There are two major forms of transmissions: automated and manual. Computerized transmissions use fluid couplings as opposed to https://filter-gearbox34208.ampblogs.com/filter-gearbox-fundamentals-explained-70781926