Porsche is one of the most reputable car companies that has a long history in the field of gearboxes and has made several innovations in this field. In fact, if we want to examine some of the innovations of the Porsche car company in the field of gearboxes, we can point to the democratization of the gearbox architecture. Porsche was one of the innovators in democratizing the gearbox architecture. The democratization of the gearbox architecture means that the car engine is at the front and the gearbox at the rear, and the two are connected by a transmission shaft in a rigid tube.