General Duty Undercarriage

 

 

 

 

Undercarriage costs can account for up to 50% of your parts and service costs. Heavy Duty Extended Life (HDXL) with DuraLink™ helps you control costs by delivering up to up to 40% more life from your undercarriage. So it not only protects your valuable equipment in heady-duty conditions, it also strengthens your operation’s bottom line.

 

 

 

 

Proven Heavy Duty Design

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20-40% Longer Life

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Industry-Leading Performance

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Take a closer look at HDXL undercarriage

 

Compared to competitive designs, Cat HDXL offers significant wear life advantages. Watch these videos to find out how.


 

Overview

Extended Life

Testimonial

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Cat HDXL vs Tall Link Design Video

   

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HDXL Extended Life Video

   

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HDXL Customer Testimonial

   


 

 

Innovation drives longer life, smoother ride

The patented HDXL system includes Cat DuraLink. The link features more increased depth of hardness and more wear material on the ends and center. This reduces idler scallop wear and results in a smoother ride for the operator.

Take a Closer Look
HDXL Undercarriage with DuraLink – The Design

   

D6 & D7 Enhancements

  • Improved link to help eliminate cracking and spalling
  • PPR2 provides better pin retention for longer life sealability
  • Larger bolt improves shoe retention in severe applications

   

D8-D11 Enhancements

  • New crowned link helps to eliminate link scalloping
  • Increased bushing material for extended wear life
  • Improved sealing system eliminates dry joint issues

   

 

 

 

 

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Undercarriage Repair Options

Because undercarriage can represent up to 50% of your dozer operating costs, it’s important to maintain it properly and, when the time comes, choose the appropriate repair and components. Your Cat dealer can help you with bushing turns, component and shoe replacements — whatever it takes to get the longest life and best return on your undercarriage investment.

More Details
Undercarriage Repair Options

   

D9N Repair Options Brochure
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D9N Repair Options Brochure

D6N Repair Options

Look at Options

   

D6R/T Repair Options Brochure
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D6R/T Repair Options Brochure

D6R/T Repair Options

Compare Options

   

D8R/T Repair Options Brochure
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D8R/T Repair Options Brochure

D8R/T Repair Options

Explore Options

   

D9R Repair Options Brochure
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D9R Repair Options Brochure

D9R Repair Options

View Options

   

D10T Repair Options Brochure
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D10T Repair Options Brochure

D10T Repair Options

Discover Options

   

D11R/T Repair Options Brochure
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D11R/T Repair Options Brochure

D11R/T Repair Options

See Options

   

 

 

Connect with your local Cat dealer

Contact Your Dealer

 

 

A Lineup of Top Performers

Caterpillar offers the most complete line of undercarriage systems and components for construction and mining. Find out more about undercarriage selection, maintenance and cost management.

Find Out More

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Undercarriage CVAs for Mining

Undercarriage Customer Value Agreements (CVAs) provide a hassle-free management solution that helps you get up to 20% more undercarriage life, with pay-as-you-go pricing and flexible dealer support.

Explore CVA Options

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