Parts Availability You Can Count On

From dozers and excavators to cranes and boom trucks, Kirby-Smith Machinery can help keep your construction equipment running as efficiently as your operation with our quality parts. We are proud to provide our customers with the widest selection of parts available in the Midwest. We have many parts available to support different brands of construction, crane & heavy equipment, and to meet your parts needs from A-Z.  We have a wide selection of Buckets, Pedestal Booms, Engines, Mowers, Lifting Systems, etc. for Paving, Pipeline, Cranes, Aggregrate & Quarry and more heavy equipment needs.  There are parts to choose from Komatsu, Wirtgen Group, Caterpillar, Manitowoc, Grove, National Crane and more.  Our team of reliable and knowledgeable parts experts will help you find the parts you need through our extensive network of resources no matter your machine’s make or model.


50+ BRANDS & OVER 400,000 PARTS!


  • A single source for parts information across multiple brands, pricing, and real-time availability.
  • Large inventory of genuine OEM parts available for purchase online for 50+ popular equipment brands.
  • Wide selection of aftermarket and hard to find parts.
  • Fast availability with Quick Shipping options.
  • Curbside Parts delivery available.
  • We stock over 400,000 in-demand parts in-stock to ensure fast delivery.
  • Same-day pick-up available at any of our 12 convenient locations


Quickly and conveniently look up and order the right parts anytime, anywhere and have them delivered directly to your job site. Order Online with My Komatsu.

  • Access serial number specific parts books from virtually any screen and find the necessary parts without leaving the website.
  • Ability to order parts from anywhere, any time (24/7).
  • Receive order status notifications.
  • With My Komatsu, you can have parts shipped to your job site, your home, arrange a curbside pickup or loaded directly to your truck.
  • Save time by using your saved shopping lists and order the parts you know you will need, to help reduce downtime.



No matter what your machine make or model is, our team of parts experts are here to help you find the right heavy equipment parts using our extensive network of parts resources. Call us at 888-861-0219 today to speak with one of our parts experts to help you get the parts you need fast. You can also visit one our 12 branches throughout Oklahoma, Texas, Kansas and Missouri to buy parts in our stores.