Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Account Information
Site Settings
Security
Undercarriage for Mining Equipment
LONGER WEAR LIFE & LOWER COST PER HOUR
When you’re working in some of the toughest conditions in the world, you need undercarriage that will last. All Cat® undercarriage components are integrated with the machine and designed to work as a system. Caterpillar product support, warranty, undercarriage assurance programs and worldwide parts distribution network ensure performance and service you can count on.
Cat® Heavy Duty Extended Life (HDXL) with DuraLink™ Undercarriage
Take your Heavy Duty undercarriage to the next level with exceptional wear life and lower cost per hour than competitive brands, with proven 20-40% longer life. Designed for maximum durability, Cat Heavy Duty Extended Life undercarriage with DuraLink™ is engineered with additional wear material, heat treatment and increased sealability before and after bushing turns. That means more uptime for your business.
View One-Sheet
Download Brochure
“9,000 HOURS AND STILL GOING.”
– SOUTH AFRICA MINING CUSTOMER
No Cool Down Required
Read Story
Bushings for Life
View the Story
Rolling to Find Diamonds in the Rough
See Story
Better Tramability
View Story
How Far Can You Go?
See the Story
Lowering Cost Per Hour
Read the Story
Large Dozers
Get Brochure
Hydraulic Mining Shovels
View One-Sheet
Electric Rope Shovels
See One-Sheet
Rotary Drills
Read Brochure
General Duty Undercarriage
General Duty undercarriage is recommended for low-to-moderate impact applications where the elevated performance of Cat Heavy Duty Undercarriage is not needed. While General Duty track is built to different specifications than Heavy Duty, we design it so General Duty and Heavy Duty components are interchangeable to eliminate retrofits and keep downtime to a minimum. Available for D9-D11 dozers.
Go To General Duty
HDXL with DuraLink Undercarriage
Heavy Duty Extended Life with DuraLink is engineered with additional wear material, heat treatment and increased sealability before and after bushing turns. Specific enhancements include a link design that reduces scalloping and vibration, increased wear material and a nut seat window redesign to eliminate cracking. Available for D9-D11 dozers.
More on HDXL
Heavy Duty Undercarriage
Heavy Duty undercarriage is specifically engineered for hard rock applications where impact levels range from moderate to high. Built for jobs that need a wear life of 5,000 hours or more, it’s tough enough to handle harsh impact applications with wear material designed for long life in abrasive conditions. Available for D9-D11 dozers and 6015-6090 hydraulic mining shovels.
See Heavy Duty
Undercarriage Repair Options
Undercarriage can amount to as much as 50% of owning and operating costs. Managing and maintaining undercarriage systems and components extends wear life and lowers overall operating costs.
View Brochure
Tips for Undercarriage Maintenance & Management
Undercarriage wear depends on the application, underfoot conditions and skilled operation. The more you know about how to make your undercarriage last, the more money you’ll make. Find tips, selection guides and more for your excavator or dozer below.
Excavator Tips
Dozer Tips
