Cat Spare Parts to Have On-Hand for Your Heavy Equipment: Undercarriage

Google any article on the undercarriage of your heavy machinery, and you’ll be told how crucial it is to the functionality of your piece of equipment. It performs a lot of work, and when it breaks down, it can be costly to repair. In fact, the repair bills for a piece of heavy equipment can account for about 50% of your heavy equipment’s repair bill.

Since 1976, Wagner Equipment Co has been serving the residents and businesses of Colorado, New Mexico, and far west Texas with the best new, used, and rental heavy equipment. We are guided by our Values in Action that help us to stay accountable to our employees and offer the best customer service possible. 

We aim to be your go-to Cat dealer for any problem, issue, or need that you may have, whether you are looking to trade-in your old piece of heavy equipment or you are looking for advice on the best size loader. Our highly-trained technicians are ready to answer any questions you may have regarding our equipment and our services. You can rely on us to take care of you. Below, we’ll go over the spare undercarriage parts you need to have on hand for your Cat machines. Contact one of our Caterpillar dealers to get started today!


If you have a tracked machine, it’s super important to have at least one spare track belt on hand. This 454-6098 Rubber Track Belt is Caterpillar engineered to offer you a cost effective option for your Cat heavy equipment that you don’t use often. All of our Cat undercarriages are backed by our Undercarriage Assurance plan. They are hardened and quality tested in order to ensure the best performance, safety, and productivity. The track of your heavy equipment is super important to take care of in order to ensure minimal downtime. It is driven by the sprocket and final drive and it supports your piece of machinery’s weight. Order online today!

115-6302: LINK A

If you are looking for a bit more bite and muscle, consider this 115-6302: Link A heavy duty track by Caterpillar. If you use your heavy equipment every day in rough conditions, you’ll need a heavy duty track. This undercarriage spare part was crafted for the most demanding of applications. Built from high-grade steel and hardened to provide superior strength and wear life, you can expect little downtime with this Cat spare undercarriage part. This heavy duty link assembly offers a rail for your machine to run on, as well as a place for the shoes to attach. Shop all of our heavy duty tracks online today!

152-8043: LINK A

A bushing is a plain bearing that is used in heavy equipment in order to reduce friction amongst moving parts, including rotating shafts, and to help support other parts around it. This spare Cat undercarriage part, the 152-8043: Link A, is a rotating bushing link assembly that helps to increase bushing life and helps to eliminate the need for a bushing turn, as well as helps to reduce maintenance needs of your tracks. This undercarriage Cat spare part is compatible with the Tractor D6M D6N. With the bolt size being ¾ of an inch, this link assembly will get the job done and then some. Browse all of Caterpillar’s parts online, and order today!

238-9954: LINK AS-TRK

Another workhorse is the Cat spare part 238-9954: LINK AS-TRK. This Enhanced Sealed Link Assembly (Two Piece Belleville Washer) is a hybrid of Caterpillar’s goal to innovate field-performing undercarriages that can traverse many types of terrain and conditions. This Cat part first made its debut in 1974, and ever since then, it has been innovating the design and making improvements to increase performance and functionality. We’ve been able to reduce downtimes and maintenance costs, increase longevity, and decrease the cost of this Cat part for our customers. The Belleville washer is a spring that is shaped like a washer and serves to ensure the seal track stays sealed. Stop by one of our Cat Parts Stores today!



You don’t always need to replace the entire track of your Caterpillar machine. This 419-7172: Roller Group-Single Flange serves to track the rollers that support and guide your Caterpillar machine on its tracks. This general duty Cat spare part is engineered and manufactured with the highest-quality components and backed by the Caterpillar name. This Cat spare part is easy to store, so it’s a good idea to have many of these on hand when needed. If you are shopping for the best Caterpillar parts, be sure to stop by our Cat Parts Store, or order online today!






Wagner Equipment Co is an authorized Cat dealer with locations throughout Colorado, New Mexico, and far west Texas. We take pride in being your comprehensive, full-service heavy equipment dealer, offering you everything you need from the moment you inquire about a piece of heavy equipment till the moment you sell it. We offer Genuine Cat parts to ensure your skid loader, telehandler, and more are running smoothly, and we have over 230 field service technicians who can come to where your piece of machinery is and offer service. 

Factory-trained, our technicians are experts at diagnosing and repairing your equipment to help you get back up and running quickly. We understand how costly downtime is, which is why we also offer emergency service repair. We work quickly and efficiently to minimize downtime.

Caterpillar has been a leader in technology since the beginning. Our mission is to offer you the best heavy equipment that is fuel efficient and that will last for decades. There is no doubt you spend a lot on the best equipment to serve your customers, so we want to make sure your equipment can stand the test of time.

If you are interested in partnering with Wagner for new, used, and rental heavy equipment, contact one of our Cat dealers to get started today!