Regular gearboxes generally have two sets of gears: input and output. the input & the output. The input gears are mounted around the countershaft, producing them one models. It drives the individual gears on the leading shaft, which rotate freely on the bearings. Bevel gearboxes have spiral and straight https://gearbox53185.blogsidea.com/40198234/a-secret-weapon-for-gearbox