Simple. Intuitive. Efficient.

Need to find Cat parts?  Cat Service Information System (SIS) is the electronic service tool that covers all parts and information for Cat products from 1977 to today.

Cat is proud to introduce SIS 2.0 – A new and improved version of SIS which includes features such as:

  • Global search functionality
  • Seamless navigation across parts and services
  • Mobile friendly
  • No plugins required
  • And much, much more!

With over 2 million illustrations, 1.5 million parts numbers and 44,000 parts/service documents, this tool is the equivalent of over 25,000 books and is easily accessible with a click of a mouse.

SIS 2.0 Customer Quick Start Guide
Check out the video above for a short recap of the new features available in Cat’s new SIS 2.0.

Getting Started With SIS 2.0: OnDemand Videos

Want to set your own pace? View Cat's FREE on-demand training videos that you can watch on your own schedule. You must be registered to watch these on-demand videos.  If you are not already registered, you may register here.

Register for SIS Training Here


SIS 2.0 only supports the latest versions of Chromium-based browsers: Google Chrome, Microsoft Edge v79 or higher and Apple Safari. Other browsers, such as Internet Explorer and Firefox cannot access this tool.