EX300 Front Idler Wheel Group Casting HITACHI EX400 Idler

We can produce new types of idler groups according to customer supplied samples, designs or technical drawings.

The idler, which is also called idler group, idler assy, front idler or idler wheel, is one part of undercarriage parts for crawler heavy equipments.

We can manufacture OEM Excavator and Bulldozer spare parts according to your samples, designs or technical drawings.

Visible professional casting technology applications to prevent casting defective and improve mechanical property.

The idler is made of idler shell, shaft, O-ring, bi-metallic bushing bronze and seal group.

We assure our Excavator and Bulldozer idlers have excellent wear resistance even in the most severe working conditions.

Our front idler is adopting hardening system and spraying quenching system while complying with the stringent ISO System.

Having wide choice range, our idler is applicable to special model of crawler type Excavator and Bulldozer from 1 ton to 100 tons.

The idler quality and working life depends on the quality of raw steels, the hardness of rail surface, the depth of hardness layer, the quality of seal group etc.