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Cat Dozer & Excavator Undercarriages

Cat® Undercarriage: Lower Cost. Longer Life.

Well-functioning undercarriages are essential for propelling and supporting equipment like bulldozers, track loaders, and excavators. An undercarriage system consists of multiple components that experience heavy use in extreme conditions, which can cause damage and excessive wear.

Do you operate a construction company or another business that uses Cat® equipment in New Mexico, Colorado, or far west Texas? The experienced professionals at Wagner Equipment Co. can help you secure the correct parts for your fleet's undercarriages. As an authorized Cat dealer since 1976, we know what it takes to keep your machines on the job and performing well.

Built to Outlast

Wagner offers undercarriage systems manufactured to exacting Caterpillar standards. Every component is engineered in-house to meet strict specifications, delivering unmatched durability that lowers your operating costs over time.

Proven to Perform

Independent testing shows that Cat undercarriage systems can last up to 2x longer than competing brands. That means fewer replacements, less downtime, and more time on the job.

Matched to Your Jobsite

Each Cat undercarriage is designed for specific ground conditions, from rocky terrain to soft mud. Engineers build these systems as a fully integrated solution, so every part works together to maximize machine performance in your environment.

Greater Value Over Time

With longer wear life and reduced cost per hour, Cat undercarriages offer a smarter long-term investment. Backed by Undercarriage Assurance, you get industry-leading protection and lower total cost of ownership.

Cat® Undercarriage Options

Cat® undercarriage systems are built to match the demands of your jobsite. Whether you're working in abrasive conditions or handling lighter-duty tasks, we offer undercarriage options that reduce downtime, extend wear life, and lower your total operating costs.

Rubber Track Undercarriage

Built for 239–299 compact track loaders and 300–310 mini excavators. Rigorously tested to reduce vibration, improve traction, and protect jobsite surfaces.

General Duty Undercarriage

Lowest cost per hour for lighter applications. Ideal for D6–D11 dozers, 311–349 excavators, and 953–963 track loaders. Built by Caterpillar for durability without added cost.

Cat Abrasion™ Undercarriage

Built for D3–D6 dozers, this undercarriage lasts up to 50% longer than standard in abrasive conditions. It is a direct replacement for SystemOne™ with proven wear improvements.

Heavy Duty Extended Life w/ DuraLink™

Engineered for medium to high impact sites. Outperforms standard options in wear life and reliability. Available for D6–D11 dozers with improved sealing to reduce maintenance.

0% For 24 Months

The Cat Commercial Account makes undercarriage purchases easier & cheaper than ever!

Undercarriage Options for Construction

Increase machine stability, traction, and productivity with undercarriage systems built for earthmoving. Choose full systems or replace individual components based on wear.

Undercarriage Options for Mining

Mining undercarriage takes more impact, abrasion, and pressure than any other application. Cat mining undercarriage is engineered for maximum wear life and lowest cost per ton in high-production environments.

Undercarriage Repair Options

Undercarriage can account for as much as 50% of ownership and operating costs. Managing and maintaining undercarriage systems and components extends wear life and lowers operating costs.

Special Offers

Take advantage of exclusive offers to save on Cat® parts. From limited-time rewards to flexible financing options, these deals help you lower costs, maximize uptime, and keep your fleet productive. Check back often for the latest ways to get more from your equipment's undercarriage system.

Earn $150 Value In Cat® Rewards Points

Celebrate 100 years of customer success with extra rewards!
Earn $100 in Cat Rewards with a $250 Cat® Central app purchase—plus an extra $50 when you use your Cat Commercial Account!

Buy Now. Pay Later with the Cat Commercial Account.

Put your next Cat® parts purchase on the Cat Commercial Account account. Easy expense tracking, no annual fee & financing up to 24 months with rates as low as 0%. ∗Terms & conditions apply.

Know What Undercarriage You Need?

QUESTIONS? CONTACT US

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Choose the Best Ordering Method for Your Business

Many Wagner customers prefer buying parts in person at one of our convenient locations in Colorado, New Mexico, or far west Texas. Our knowledgeable parts specialists can help you select the right products for your equipment model and year.

Online ordering is another option that enables you to browse our extensive inventory and make purchases 24 hours a day via your computer or mobile device. We can deliver your parts to the job site or another location, or you can pick them up at the drop box in your area.

Send A Message

Get in touch with us. Use the form below, and we’ll get back to you as soon as we can. Or, if you prefer to chat live with a Wagner Equipment Co. Representative, click the Live Chat button below.