Undercarriage for Small & Mini Excavators
Undercarriage for Small & Mini Excavators
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Undercarriage for Small & Mini Excavators

Undercarriage for Small & Mini Excavators
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Options for Mini and Small Excavators

Whether you’re clearing a site, digging a basement or doing landscaping, the undercarriage on your construction machines is critical to production speed, flotation and stability. Cat undercarriage options include complete systems as well as components designed to make a difference in your operation. 

DURABLE CAT® DESIGN

Every Cat Undercarriage is designed by Caterpillar engineers and built to exacting specifications based on businesses like yours.

RELIABLE AND VERSATILE

With multiple undercarriage options available to match any underfoot surface as well as validated to meet Caterpillar quality and specificatons, Cat undercarriage delivers the best return on your investment.

General Duty - Steel Track

General Duty track is built to different specifications than Heavy Duty, we design it so General Duty and Heavy Duty components are interchangeable. That eliminates any need for retrofitting and keeps your machine downtime to a minimum.

Additionally, Cat Heavy Duty shoes can be installed on General Duty link assemblies, making them more flexible to meet your needs. (Not available for 300.9 - 310 models)

General Duty - Steel Track
General Duty - Steel Track

General Duty - Rubber Track

Ideal for machines with lower hour utilization, older vintage machines, or where initial purchase price is a key factor in the purchasing decision. (Available only on certain mini excavator models 300.9 - 310)

General Duty - Rubber Track
General Duty - Rubber Track

DOWNLOAD RESOURCES

Caterpillar product brochures and other informational documents are available for your growing business.
 

Undercarriage Options for Small Excavators

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Key Features - Undercarriage Options for Small Excavators

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Cat Rubber Track Application Guide

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Repair Options

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Management Guide for Rubber Tracks on Mini Excavators

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Undercarriage for Small & Mini Excavators
Frequently Asked Questions (FAQs)

What is Cat® undercarriage for mini and small excavators?

Cat® undercarriage systems include components such as rubber or steel tracks, rollers, idlers, and sprockets that support machine movement and stability. These systems are designed specifically for compact machines operating in a variety of terrains.

What are the benefits of using Cat® undercarriage components?

Cat® undercarriage components are built for durability, smooth operation, and long service life. Their design helps improve traction, reduce wear, and support consistent performance in demanding jobsite conditions.

How does the undercarriage impact mini hydraulic excavator performance?

The undercarriage plays a key role in stability, maneuverability, and traction. High-quality components help ensure smoother operation, better control, and improved efficiency, especially in tight or challenging work areas.

How can Cat® undercarriage components help reduce downtime?

By resisting wear and handling tough conditions, Cat® undercarriage components help minimize failures and extend service intervals. This reduces maintenance needs and supports improved uptime.

How do I choose the right undercarriage components for my mini or small excavator?

The right components depend on your machine model, application, and ground conditions. A Cat dealer can help you select the best undercarriage solution to ensure proper fit, performance, and long-term reliability.

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Undercarriage for Small & Mini Excavators

Steel Track with Rubber Pads on Mini Excavator
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Steel Tracks on Mini Excavator
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Steel Tracks on 317 Small Excavator
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Cat Construction Equipment Maintenance: Do It Yourself Articles

Proper maintenance keeps your equipment reliable and job-ready. Check out these articles for hands-on tips to extend the life of your machine.

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An Easy Decision for Peace of Mind

The 12-month Caterpillar Limited Warranty covers damaged Cat parts in the event of an applicable failure.*

In addition, the Undercarriage Assurance Programs offer support beyond the standard new machine or parts warranties.  They cover all major moving undercarriage components on Cat track-type tractors, track-type loaders and track-type hydraulic excavators. See your Cat dealer for full details about coverage for specific undercarriage configuration options.

*Warranty can vary by model and applications; limitations may apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.

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Man Servicing hose on a mini excavator
Man Servicing hose on a mini excavator

Customer Value Agreement (CVA)

Keep your Cat machines and engines ready to work with a flexible, hassle-free plan for parts delivery, service, data access and more. CVAs are available for your new (and not-so-new) Cat machines and engines.

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Customer Value Agreement (CVA)
Customer Value Agreement (CVA)

Cat Rewards

Get rewarded for the work you do. Join Cat Rewards to earn and redeem rewards when you purchase Cat parts and services.

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Cat employee smiling at camera

Exclusive Savings for Cat® Commercial Account Members 

Get 0% financing for 6, 12, 24 or 36 months on Cat® parts and service. Explore options and take advantage of limited-time offers, exclusively for Cat® Commercial Account members.   

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Cat Commercial Account
Cat Commercial Account

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