Traditional gearboxes commonly have two sets of gears: enter and output. the input & the output. The input gears are fastened on the countershaft, making them single models. It drives the individual gears on the primary shaft, which rotate freely about the bearings. Bevel gearboxes have spiral and straight https://gearbox59135.blogocial.com/not-known-details-about-gearbox-69565066