Typical gearboxes generally have two sets of gears: input and output. the input & the output. The input gears are set about the countershaft, producing them single models. It drives the individual gears on the main shaft, which rotate freely within the bearings. I’m Mastering Mech and greatly enjoy https://trevorxwvro.activablog.com/32949802/what-does-gearbox-mean