Learn about machine maintenance, components, selection, parts and beyond.

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Western State Cat Services

Click the image below to download version 48 of the Caterpillar Performance Handbook.

Click the image below to view the 2015-2016 Fast Moving Parts Catalog.

Western State Cat Parts Catalog

Looking for a finance form? Below are our sellers permits and W-9

WSECO 2019 W9

Idaho Reseller Permit 2019 ST101

WA Reseller Permit

WY Tax Exemption

Publications.cat.com replaces Caterpillar Media Information Center (CMIC) and Media On-line Ordering System (MOOS).

  • Single-sign on with existing CWS accounts
  • One common website for customers
  • Parts and Operation and Maintenance Manuals available to order
  • PDF, book and CD
  • Additional purchasing methods – PayPal, credit cards and purchase order