D4D Agricultural Bulldozer Idler Harvester Undercarriage Front Idler

We produce many types of harvester undercarriage parts, such as this D4D bulldozer idler, undercarriage Idler. For more details, please contact with us.
  • order(moq):

    1 PCS
  • Payment:

    T/T, L/C, D/P, Western Union
  • product origin:

  • Color:

    Yellow Black or Customized
  • shipping port:

    XiaMen, China
  • Lead Time:

    30 days
  • Finish:

  • Product Detail

D4D Agriculture Front Idler Bulldozer Idler OEM Harvester Undercarriage Spare Parts

1. What is an Harvester Undercarriage Idler?


Excavator and Bulldozer undercarriage is composed of sprocket, track link assy, idler, track roller, carrier roller and so on. The Undercarriage Idlers guide the track in and out of the track rollers. They also intermittently support the machine's weight and provide a way to control track slack and tension. We offer whole set undercarriage parts.

Harvester Undercarriage Spare Parts

2. Production Processes

Harvester Undercarriage Parts

 3. Why Choose Us?


  • Adopting precision processing and professional heat treatment technology to reach best resistance and maximum extent loading capacity as well as anti-cracking.
  • The shaft uses high-quality manganese steel, quenched and tempered, high-frequency processing, to meet the needs of high-intensity operations.
  • Our quality control is strictly performed from sourcing raw materials and different machining procession to final packing. 
  • Excavator undercarriage parts in full-scale are available.
  • 35 years' experience in Excavator & Bulldozer spare parts manufacturing.
  • Positive customer feedback from abroad markets.

4. Idler Characteristic

  • Reduces bearing stress 50% to decrease bearing loads and increase parts' life
  • Heavy duty rock guards protect against damage from dirt and debris
  • Helps to lower mine operating costs by extending crawler system life
  • Provides greater track efficiency by increasing bearing area and lube distribution
  • Dedicated lube injectors supply lubricant to critical wear surfaces
  • Rotating shaft within stationary bushings produces less contact stress and wear
  • Heavy-duty rock guard prevents dirt and debris from damaging parts

5. Hot Sale Products

Agriculture Front Idler


We are a professional Excavator and Bulldozer spare parts manufacturer in China, we offer customized products that could meet your various needs. Follow us, we will exceed your expectation.


1. Our Factory View

YinTai Factory View


2. Our Inspection Equipments

Spare Parts Inspection Equipments

 3. Our Main Certificates

Yintai Certificates

4. Our Packing

Packing and Delivery

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