Excavator parts E210SC(155) track roller

The John Deere E210SC(155) track roller is a key component of its crawler excavator chassis, there are usually seven on one side, mainly used to support the weight of the excavator, and roll on the track chain of the track to ensure the normal running of the machine, but also to limit the lateral slip of the track to prevent derailment. Its working environment is harsh, so it requires wear-resistant rim, reliable bearing seal and small rolling resistance.