Sealed and Lubricated Track Link Oil Track Link Assembly

The quality of oil track links are higher than dry links, we are able to assure our oil link has excellent wear resistance.
  • order(moq):

    1 PCS
  • Payment:

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

  • Color:

    Yellow, Black or Customized
  • shipping port:

  • Lead Time:

    30 Days
  • Packing:

    Wooden Pallet Packing
  • Product Detail

35MnB Steel Master Link Bulldozer Lubricated track Chain OEM Bulldozer Spare Parts

1. Why Choose Us?

  • Professional heat treatment makes our products resist abrasion and impact well
  • World-class quality with competitive price
  • 35 years' experience in Excavator & Bulldozer spare parts manufacturing
  • One-stop purchasing service
  • 100% quality assurance, develop and manufacture follow or even exceed  original ones.
  • Professional sales team, quality inspection & report, maritime logistics guidance
  • After-sale services:video technical support, 24 h online support

2. Forging and Heat Treatment

track link heat treament

The hardness and the depth of hardness layer mostly depends on the heat treatment processes. YinTai use advanced mesh belt furnace for heat treatment. Through quenching and tempering, our products have good combination mechanical properties. In addition, the wear resistance of our products' surface is enhanced by medium frequency heat treatment. 

3. Production Processes

Bulldozer Oil Link Production Processes

4. Main Dimensions of Installation

Best master link

Main Parameters

Suitable Models Main Dimensions of Installation
D20/D21 135 99 72 43.2 12.5 45 105 75 35
D30/D31 154 112.4 82.4 57 14.5 49.4 125.4 87 40
D3C 155.6 104.7 88.9 54.8 14.5 60.5 128.5 88 39
D3/D3B/D4B 155.6 104.7 88.9 54.8 14.5 60.5 128.5 88 39
D4/D4C 171.45 108 108 60.3 15 70 144.8 95 44
D6/D6B 171 144.5 125.4 58.7 16.5 90.4 173.4 101.6 42.8
D4D/D4E/941B 171.45 108 108 60.3 16.5 68 144.8 95 44
TY100 175 158.4 122.4 57 16.5 84.6 173.2 101.5 45
D40/D45/D50/D53 175 158.4 122.4 57 18.5 84.6 173.2 101.5 45
D5/D5B 175.5 144.5 125.4 58.7 16.5 90.6 172.6 103.2 43.5
SD13 190 160.4 124.4 62 20.5 85.6 176.4 105 47
D55/D57 190 160.4 124.4 62 20.5 85.6 175.6 105 47
D61 190 160.4 124.4 62 20.5 84.8 175.6 119 47

The models above are just for reference, we can't list all models here. We can supply more products as your requirements. Please feel free to send us your inquiry.

5. Customer Feedback

Customer Feedback on track link


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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