Generator Set Parts & Service

ELECTRIC POWER PARTS THAT WORK AS HARD AS I DO

We know the generator you run is trusted to take on the world’s most critical operations. It’s why you purchased a Cat® generator set.

You should know it’s the parts that determine the performance, efficiency and life of your generator. So when it comes to maintenance, get parts that can keep up — install genuine Cat parts.

And with a one-year warranty and ongoing dealer support, we’re ensuring every product you purchase performs like we say it will.

Built For It.™

Discover the benefits of buying Cat parts.

Local Shops
Our dealer network spans 1,600 locations across the globe so there’s always one near you.

Expert Technicians
All Cat dealer technicians are trained to diagnose, repair and maintain our power generation systems. We require each to work with the latest tools and uphold our contamination standards.

Easy Maintenance
Our dealers offer S•O•SSM Services to detect potential engine needs before there's a problem. S•O•S analysis is a proprietary process designed to turn fluids analysis data into valuable information. This information is used to manage equipment and reduce operating costs. It's part of a preventive maintenance service offered by Cat dealers. And, purchasing parts to maintain your assets is simple: buy from your local dealer or online.

Flexible Repair Options
Our Bundled Repair Solutions are flexible engine repair and overhaul kits comprised of genuine Cat parts. Select from Foundational, Advanced and Optimal levels — each customizable and sold at bundled prices.

Guaranteed Quality
Our parts are made with the highest-grade materials and designed from the latest technology. Even the way we smooth and finish our parts reduces friction and wear. It’s detail that can minimize downtime and save your generator set from failure.

Fuel Savings
Genuine Cat parts are engineered to work together as a system for industry-leading fuel economy.

Parts Protection
With our one-year parts warranty, we’re promising our parts will perform like we say they will.



Built for it

When you choose Cat®, you get what you pay for — durable and reliable equipment, and long-lasting relationships.

Learn More

Financing & Insurance

You can count on Cat Financial to provide the best financial solutions, built just for you.

See our Offers

Cat® Technology

We are constantly developing and refining advanced technologies to help make your equipment more productive and efficient.

Learn More

Connect with the Experts

Connect with the Experts! Learn from the experts and get advice from your peers - check out or blogs and online forums.

Read our Blogs

Cat® Dealer Service

The Cat dealer network is always ready to help. Find your dealer and read the latest in electric power service and support.

Get in touch today

The Power of Cat® Equipment

While superior quality is easy to see, it's over time and throughout your equipment ownership experience that the superior value of Caterpillar really becomes clear.

Learn More

CAT® Machine & Product Stories

Learn how customers all over the world are using Cat® products to do great things.

Learn More