Typical gearboxes normally have two sets of gears: enter and output. the enter & the output. The input gears are fastened around the countershaft, making them one units. It drives the person gears on the principle shaft, which rotate freely to the bearings. Bevel gearboxes have spiral and straight https://gearbox42963.bloguetechno.com/the-ultimate-guide-to-gearbox-68915099