Axle: The front axle system of the tractor is among the main main parts of the tractor, the damage of which is very dangerous in terms of safety which causes the tractor to fail. In addition to bearing the load of the front part of the tractor, this set is responsible for several other tasks such as safety system, steering, adjusting the distance, maintaining the angle of the front wheels relative to each other, absorbing the shocks caused by the roughness of the road and suspending the car. Accordingly, this sensitive part must have with sufficient strength. Based on this importance, Gashtavar Sanat Tadbirgaran Farda company supplies high-quality tractor axles to the market based on the standards of Iran Tractor Manufacturing Company.