Caterpillar® has been designing and manufacturing undercarriage parts for over 100 years. We are here to ensure your machine is productive and efficient whilst working in all types of terrain.

Most importantly, we know how to help you get the most from your undercarriage investment. When you consider that 50% of a track-type machine's owning and operating costs come from its undercarriage, it makes sense to invest in a system that will deliver the most value to your bottom line.

We have multiple undercarriage designs to match your budget and performance requirements, get in touch with us today, or visit to order online.



Our premium Cat Undercarriage system delivers significant savings for high abrasion, low impact applications. 

General Duty

Cat Undercarriages are specifically designed for construction applications with long-term value in mind.

Heavy Duty

Cat Heavy Duty Undercarriage for Track Type Tractors provides an excellent balance of performance and cost. 

Positive Pin Retention Excavator

A heavier duty Cat Undercarriage specifically designed for high impact excavator applications.

Positive Pin Retention Dozer

A heavier duty Cat Undercarriage designed for high impact dozer applications. 

Grease Lubricated

Our grease lubricated track is specifically designed for excavators and is available in Cat Premium Genuine, General Duty and PPR Design. 

Excavator Rubber Belts

Over 13% more wear life than other competitors, rubber belts provide superior performance. 

Multi Terrain Loader Rubber Belts

Get the right balance of cost and performance with genuine Cat Rubber Belts.

Onetrac All Makes Undercarriage

As a dealer for the Daechang Undercarriage, we offer a complete range for all makes of earthmoving equipment. 

Undercarriage Assurance

Get peace of mind when you purchase a genuine Cat Undercarriage with our Leakage and Breakage Assurance Programme.

Track Shops

Finning has 3 track shops located in Cannock, Glasgow and Lisburn, providing a range of premium undercarriage services.

Custom Track Service Inspections

We'll provide details of the health of your undercarriage, current wear rates and predicted component replacement dates.

Buy Parts Online

Order your genuine Cat undercarriage parts online 24/7 at

Go To

Cat Undercarriages Get the Job Done

Learn more about the evolution of Cat Undercarriages.

The only manufacturer to design and manufacture undercarriage parts for over 100 years. 

SystemOne Undercarriage

Experts from Cat Preventative Maintenance talk about some of the features of the SystemOne Undercarriage.

Undercarriage: Lower Your Costs

Experts from Cat Preventative Maintenance gives you some undercarriage tips to lower your lifetime costs.