Caterpillar Undercarriage Parts

Keeping your Cat® Compact Track Loader, Multi Terrain Loader or Mini Excavator in proper operating condition ensures you get all the utility and performance your Cat machine was designed to give, efficiently and safely.

Make periodic inspections of your Cat undercarriage parts and tracks as a part of your operator’s routine per its owner manual’s guidance. When it’s time to replace a component, just give us a call. Our strategically located distribution centers mean most U.S. addresses can expect delivery the next business day.

In addition to high-quality Dominion Equipment replacement tracks for your Cat model, we stock a complete supply of aftermarket sprockets, rollers, front and rear idlers. Cat undercarriage parts from Dominion Equipment offer you your best value — OEM quality at aftermarket prices.

Contact Us to Order Undercarriage Parts


Caterpillar Sprockets

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Caterpillar Sproket

Cat sprockets can vary widely from model to model, with some models sharing sprockets interchangeably and others changing from one generation to another. To avoid confusion, why not let one of our parts specialists assist you? Be sure to have your model and serial number on hand when you call, and we’ll get your Cat sprocket order shipped out to you right away.

Contact Us to Order Undercarriage Parts


Caterpillar Rollers

We keep a large inventory of Cat rollers in stock, each made using high-quality materials to exact OEM specifications and backed by warranty.

To avoid confusion, why not let one of our parts specialists assist you? Be sure to have your Cat model and serial number on hand when you call, and we’ll get your roller order shipped out to you right away.

Caterpillar Bottom Rollers

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Caterpillar Bottom Roller

Caterpillar Idlers

Cat undercarriages feature both front and rear idlers. Dominion Equipment keeps front and rear assemblies in stock, each made of high-quality materials to the exact OEM specifications and under warranty.

To avoid confusion in your idler order, why not let one of our parts specialists assist you? Be sure to have your model and serial number on hand when you call, and we’ll get your Cat idler order shipped out to you right away.

Caterpillar Front Idlers

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Caterpillar Front Idler

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Caterpillar Rear Idlers

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Caterpillar Rear Idler

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Contact Dominion Equipment For Caterpillar Undercarriage Parts

To get all the performance safely that your Cat Compact Track Loader, Multi-Terrain Loader or Mini Excavator was designed to give you, make track and undercarriage inspection part of your operator routine.

And when you need to replace the tracks or components, call Dominion Equipment Parts for OEM-quality parts at aftermarket prices. Have your model and serial number close by and we’ll do our best to get your parts to your door the next business day.
Looking for Cat Rubber Tracks? Browse the Cat replacement tracks we carry.

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Customer Testimonials

I called Ryan Whitney with Dominion on Tues, 2/5 and by Wed. 2/6 we had brand new tracks on our skid steer!! Thank you so much Ryan for all your help. Your knowledge and confidence in your product was a huge bonus! Also, thanks for the awesome referral to someone that put tracks on our machine. We will definitely order again!
Jennifer Moneta
Jennifer Moneta
00:03 07 Feb 19
I can't believe this place exist and I didnt know! Life is more complete
Sherwood Avery
Sherwood Avery
18:19 21 Jun 18
Grader blades, cutting edges. end bit manufacturer from China, high carbon steel & heat treat cutting edge
Lisa Liu
Lisa Liu
02:37 12 May 17
Excellent leadership and staff. Great people to help in any matter of parts & rubber track equipment business.

Rocky Candler
Rocky Candler
Rocky Candler
14:09 12 Mar 15

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Rubber Tracks, Replacement Undercarriage & OEM Parts

Dominion Rubber Tracks are available for all mini excavators, compact track loaders and tracked Carriers. Our replacement undercarriage parts include a fully stocked line of sprockets, rollers and idlers, manufactured to the highest quality control standards. Dominion Equipment Parts is also the exclusive OEM parts distributor for Morooka Rubber Track Carriers in the United States, Canada, Mexico, Central and South America.

Customer Testimonials

I called Ryan Whitney with Dominion on Tues, 2/5 and by Wed. 2/6 we had brand new tracks on our skid steer!! Thank you so much Ryan for all your help. Your knowledge and confidence in your product was a huge bonus! Also, thanks for the awesome referral to someone that put tracks on our machine. We will definitely order again!
Jennifer Moneta
Jennifer Moneta
00:03 07 Feb 19
I can't believe this place exist and I didnt know! Life is more complete
Sherwood Avery
Sherwood Avery
18:19 21 Jun 18
Grader blades, cutting edges. end bit manufacturer from China, high carbon steel & heat treat cutting edge
Lisa Liu
Lisa Liu
02:37 12 May 17
Excellent leadership and staff. Great people to help in any matter of parts & rubber track equipment business.

Rocky Candler
Rocky Candler
Rocky Candler
14:09 12 Mar 15