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Used Parts

Aftermarket and Used Parts Since 1977

Used, rebuilt, new surplus, and aftermarket parts are available for all makes and models from acres of salvaged machines at our Missoula location and worldwide parts searching capabilities. Contact our used parts department today!


Benefits of Used Parts

Lower your operating costs, save time, and increase your profitability.

Cost Savings

Call now and save! (406) 523-1121

Decreased Downtime

We track down those discontinued and hard-to-find parts and give you options to get your equipment back up and running.

Experienced Support

Use our extensive industry experience to your advantage.


Dealing in new, aftermarket, used, and salvage parts from:

Astec, Bobcat, Case, Caterpillar, Daewoo, Doosan, Dresser, Dynapac, Epiroc, Gehl, Hitachi, Hyundai, JCB, John Deere, Kobelco, Komatsu, Komatsu Forest, Kubota, Leeboy, Linkbelt, Madill, New Holland, Samsung, Takeuchi, Timberjack, Timberpro, Volvo, Yanmar, Yutani.

Various Parts Sources

Save Time and Money

Owning and operating costs continue to grow. Getting your machine quickly back up and running is critical to your success. Save both time and money by purchasing new surplus, aftermarket, used rebuilt, or used parts.

New Surplus

We purchase and stock new surplus parts from various OEMs. We can also use our parts locator system to help find anything we do not have for all makes and models.


We rebuild components with quality replacement parts. Our rebuilt components, specializing in the major OEMs (Komatsu, Caterpillar, John Deere and Volvo), all come with our standard six-month unlimited hour warranty.


Our parts locator system helps us find a part and determine how quickly it can be obtained. We can help! Call us today for all of those hard-to-find parts.


Non-OEM parts from quality aftermarket suppliers are available. Save money today!

Machine Purchases

Modern Machinery is always looking for good used machines to purchase and part out. If you have such a machine and would like a quote, please contact us today!

Parts FAQs

Used Parts Questions

Will your service department install used parts for me?

How much inventory in used parts do you have?

What types of parts do you rebuild?

Is there a warranty if I purchase a part from your used parts department?

Our Locations

Modern Machinery serves customers in Idaho, Montana, Oregon, Washington and Wyoming.