About Gunderson Racing, Inc.

Decades of Experience. Driven by Passion.

At Gunderson Racing, Inc. (GRI), we don’t just sell parts—we live and breathe the sport. Locally owned and operated in Harrisburg, SD, just a few miles south of Sioux Falls, we have been a trusted name in the sprint car industry for over 20 years.

The GRI Advantage

Our foundation is built on 30 years of personal racing experience. Greg Gunderson has spent nearly two decades specializing in new and used sprint car parts, bringing a deep, hands-on understanding of what it takes to succeed on the track. Whether you are a seasoned pro or just starting your season, that expertise translates into a knowledgeable partnership you can count on.

Our Inventory

We specialize in a wide variety of both new and used sprint car parts. Because we understand the fast-paced nature of racing, our inventory changes regularly to ensure we have the components you need to stay competitive.

If you don’t see exactly what you’re looking for in our current stock, please reach out. Greg’s extensive network and industry knowledge mean we can often help you track down the right part for your rig.

Visit Us

To provide the best flexibility for the racing community, our shop does not hold regular "9-to-5" business hours. Instead, we work around your schedule.

Ready to stop by? Simply text Greg at 605.351.7831 to set up an appointment. We are happy to meet at a time that works best for you.