Contact us today877.688.6812

Contact us today877.688.6812

After Hours Construction / Truck Service: (800) 952-7767

After Hours Power Service: (877) 891-4181

After Hours Power Rental: (800) 736-8121

Undercarriage Service

Undercarriage Shop

We're always on track. Patten has a custom Track Shop with two track presses that are capable of handling D3 through D10 tracks. Our Track Shop was designed specifically for undercarriage rebuilding using production line technology. Exchange rollers, idlers and sprockets, as well as a complete inventory of new and used undercarriage components are always on hand for the next job. Our technicians take pride in the specialty and are prepared to turn out your job quickly. Whether you need your pins and bushings turned, track shoes replaced or idlers built up, Patten's Undercarriage Shop is the place to care for your undercarriage needs.

If you have any questions, please do not hesitate to contact our Undercarriage Shop directly: 815-883-3336.

Undercarriage Component Identification

We offer complete undercarriage parts solutions for over 30 different older Cat® track-type tractors, with new models being added constantly. These undercarriage parts include affordable link assemblies, track shoes, hardware, pin and bushing groups, rollers, idlers, sprocket segment groups, guards, and recoil mechanism parts - all manufactured with the same quality standards and backed by the standard parts warranty.

View Undercarriage Component Identification

Undercarriage Service Options

Trained Patten technicians with over 40 years of experience can handle all of your needs from wet turns to rail changes. The Track Shop also has two hydraulic torque turn wrenches to save you time and money by removing and tightening hardware to the proper torque. Patten's Track Shop can also meet all of your non-Cat equipment needs.

View Undercarriage Service Options

Undercarriage Shop: Tour

The undercarriage shop offers a wide variety of repair options and has the capabilities to work on most makes and models with state of the art equipment from twotrack presses, idler weld station, roller reshelling station, idler tear down bay and a track shoe regrousering station.

View Undercarriage Shop Tour

Altorfer, Inc. Logo

Altorfer, Inc. is proud to announce the acquisition of Patten Cat effective May 9, 2018. We look forward to supporting all your equipment and product support needs by providing the quality products and excellent service that you have come to expect from the Caterpillar family. Please be aware that the Patten Cat website will close soon and all traffic will be pointed to Thank you for giving us the opportunity to partner together with you for continued success.