Excavator Parts PC40 Idler Assy

The PC40 idler wheel assembly is an important part of the travelling unit of the Komatsu PC40 model excavator. It mainly consists of a bracket and a wheel. The bracket plays a supporting role and is connected to the wheel through a connecting shaft. The outer circumference of the wheel is provided with a projection, which can be stuck on the track and play the role of guiding the movement of the track to prevent the track from running off and derailing. Its whole can ensure the excavator to move stably and accurately, and plays a key role in guiding the normal travelling and operation of the excavator.