How you manage your undercarriage represents a major cost and time commitment throughout the lifecycle of your Cat® Dozer. Choosing the right undercarriage will lower your owning and operating costs and maximise UPTIME. 

Don’t compromise on quality, choose genuine Cat undercarriage. Whether you need maximum durability for demanding terrain, or operate in low to moderate impact applications, there’s an undercarriage option to suit every application. Choose from General Duty, Heavy Duty, Heavy Duty Extended Life and Abrasion™.

At WesTrac, we’re here to help. Choose any genuine Cat undercarriage option and you’ll receive: 

  • A free undercarriage inspection*
  • 0% finance for 24 months
  • Free extended coverage with Track Assurance 

Don’t compromise on quality, book your free undercarriage inspection today. Fill out the form below and a WesTrac rep will be in touch.

A genuine Cat undercarriage is built to wear as a system, optimising the overall performance of your dozer.

 There are three Cat undercarriage options available, each purpose built to suit various applications. You can choose from:

General Duty:

  • For use in low to moderate impact applications 
  • Delivers the right balance of performance and value 
  • Designed for D6 to D9 dozers
  • FREE track assurance up to 4 years/3,000 hours coverage 

Heavy Duty Extended Life

  • Designed for maximum durability in the most demanding terrain
  • Delivers up to 40%# more wear life
  • Contains a link assembly with more material and improved life
  • Designed for D6 to D9 dozers
  • FREE track assurance up to 4 years/5,000^ hours coverage 


  • Lowest cost per hour in high abrasion applications 
  • For use in low to moderate impact conditions 
  • 50%/ lower cost per tonne
  • Designed for D6 to D9 dozers
  • FREE track assurance up to 4 years/6,000 hours coverage 
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Cat have made undercarriage even easier with new financing options.

You can take advantage of extremely low interest rates across various finance terms. You can choose the repayment term that works best for you, choose from:

  • 0% for 24 months
  • 1.49% for 36 months (minimum $15,000 per transaction)
  • 1.99% for 48 month

Terms and conditions apply, get in touch and take advantage of this great offer while it lasts! 

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Cat Heavy Duty Extended Life (HDXL) with DuraLink™ is an overview video that illustrates the new Cat undercarriage. HDXL with DuraLink can extend your undercarriage system life in aggressive, high-impact applications.

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