Your #1 source for affordable genuine oem surplus and aftermarket replacement CAT® and CATERPILLAR® parts

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Don’t know your part number? We can help. Answer a few questions and let our Part Concierge track it down for you.

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Our Parts Specialists are Cat® part experts. Contact us today and we will help you source anything. Even if it’s not on our site.

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Do you have inventory that is currently surplus to your needs? We have decades of experience buying surplus inventory.

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Low Prices, Large Selections and Service That Can't Be Beat

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Caterpillar® 938 Wheel Loader

Aftermarket CAT® Replacement Parts

We are the industry leader in networking with suppliers and providing aftermarket Caterpillar® replacement parts. We have partnered with dozens of additional suppliers and have the ability to acquire thousands of original OEM surplus, new, rebuilt and used parts for Caterpillar® equipment. By utilizing our vast inventory of 100,000+ genuine surplus parts, and our extensive supplier network, you are sure to find the parts you need. This makes us your one-stop-shop for all your replacement parts needs.

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Surplus Cat® Oil Filter

Genuine CAT® Parts Experts

Every genuine Caterpillar® surplus part in stock undergoes a painstakingly detailed inspection process and is classified into one of five condition codes so that you can be sure you’re getting exactly what you expect. Buying and reselling surplus CAT® parts is our specialty and we purchase these parts at exceptional prices and forward the savings to you.

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We're the Best at What We Do

But don't take our word for it. See why our customers love working with us.
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"You guys are awesome to work with, the customer service is impeccable and the website is just so easy to use."
- Robinson Cattle Co.
"You and your staff have been a great asset to us for a long time, and I will make sure to pass that on to anyone needing quality parts and great customer service."
- Rodney Perreira Jr.
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"Your cooperation has helped to keep our operation running smoothly and has led to a profitable relationship between our two companies."
- Alex Zoltak

Caterpillar® Parts Online

Our powerful part search tools and our online CAT® parts store catalog makes searching and purchasing heavy equipment parts easier and cheaper.

Searching Online Made Easy Searching For CAT® Parts

  • Hundreds-of-thousands of surplus OEM and aftermarket Caterpillar® parts online at your fingertips
  • Instant price and availability
  • Available 24 hours a day, 7 days a week
  • Same low prices and part options you would get from our sales team

Buying Online Made Easy Cat® Parts Online

  • Compare the general availability of all products based on condition, location, and price
  • Blind-ship your orders
  • Instant shipment tracking information after your order has shipped
  • Review past orders and print invoices
  • Instant communication with our Parts Specialists using the simple Live Chat feature

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