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Getting the right parts for your equipment as quickly as possible means less costly downtime. Replacement parts can also extend the life of your machines, resulting in cost savings from having to purchase new equipment less frequently.

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Warren CAT offers an extensive line of new and remanufactured parts inventory for both Cat® and non-Cat equipment at prices to fit any equipment budget. With access to a vast network of Caterpillar® parts warehouses, 135,000 line items in stock and a total inventory of 26 million parts, we are able to fill 97 percent of all parts orders within 24 hours ­– driving 6,000 miles each night, delivering orders to 15 parts store locations and our network of 150 drop boxes. View Our Parts Drop Box Map.

In the first half of 2018, we completed and opened our new, expanded San Angelo, TX facility, and at the end of 2016, we expanded our Oklahoma City parts warehouse, doubling capacity to 34,000 square feet. We will soon be expanding warehouse capacity in our Odessa, TX location as well. It is our customer focus, resources and dedication to the highest standards of service that sets Warren CAT apart from our peers.

Order Cat Parts Online at

Warren CAT provides our customers with the convenience of ordering parts online – even from your mobile device – any time, 24/7. provides around-the-clock parts ordering, with access to +1.4 million part numbers, parts schematics, remanufactured parts options, real-time parts availability and pricing. Click here for more information about ordering online at


Caterpillar Service Information System (SIS) is an online electronic parts and service reference tool providing detailed service information for Cat products from 1977 up to today.

The equivalent of more than 25,000 books, Cat SIS makes available all of the following at the click of a mouse or the tap of your finger:

  • Over 2 million service graphics
  • 1.5 million parts numbers
  • 44,000 parts/service documents

Cat SIS Web offers free basic access as well as paid subscription access that includes thousands of parts and service documents, regularly updated service and maintenance information, safety bulletins and product updates. For more information about Cat SIS, including how to create your new Cat SIS account, visit our Cat SIS information page here.

Caterpillar Parts in TX & OKC

Look no further than Warren CAT for a complete selection of new and remanufactured Caterpillar parts in Texas & Oklahoma. Our large parts inventory includes excavator partsdozer partsbackhoe partsloader partsmotor grader partsgenerator parts and more. Additionally, we carry an extensive selection of engine partshydraulic parts, and other spare parts to keep your Cat equipment running in top shape.

Our knowledgeable and friendly parts representatives are available to assist you in the parts selection process and will provide you with the quickest and most cost-effective parts solutions.



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