D20 D31 Bulldozer Track Idler Parts Front Idler Assy With High Torque Transfer

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

D20 Front Idler Bulldozer Idler OEM Bulldozer Undercarriage Spare Parts

1. What is an Idler?


Excavator and Bulldozer undercarriage is composed of sprocket, track link assy, idler, track roller, carrier roller and so on. The 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.

Undercarriage Spare Parts

2. Production Processes

 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. 
  • 35 years' experience in Excavator & Bulldozer spare parts manufacturing.
  • Professional sales team, quality inspection, maritime logistics guidance.
  • After-sale services: video technical support, 24h online support.

4. Idler Structure


Idler Structure

5. 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

6. Hot Sale Products

Bulldozer Spare Parts


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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