Big O Tires — Your Trusted Automotive Partner

Big O Tires in Carrollton is more than just an automotive service provider—they’re a family-owned and operated business dedicated to serving their community. Owned by lifelong friends Michael Harmon and Christopher Griffin, their story is rooted in Texas values, teamwork, and a commitment
to excellence.

Michael, a Marine Corps veteran and graduate of LeTourneau University, and Christopher, a finance graduate from Texas State University, bring their combined expertise to deliver top-notch service with integrity and care. When you choose Big O Tires, you’re not just getting reliable automotive care—you’re joining a family that prioritizes your needs.

Serving Individuals

Big O Tires understands how important a reliable vehicle is to our daily lives. That’s why they offer comprehensive automotive services tailored to meet the unique needs of their customers. They understand the value of your hard-earned money, which is why they offer competitive pricing, price matching, and honest recommendations for every service. Your safety and comfort are their top priorities. Whether it’s routine maintenance like oil changes and tire rotations or major repairs, they provide dependable service to keep your vehicle on the road.

Car care can be stressful, so they’ve created a comfortable waiting area where you can relax with complimentary drinks, snacks, and free Wi-Fi while your vehicle is being serviced. Their friendly team takes the time to explain every service, giving you confidence and peace of mind.

Big O Tires is proud to call Carrollton home. They are more than just a business—they’re your neighbors. From sponsoring youth soccer programs to helping customers in need, they’re always looking for ways to give back.

Serving Local Businesses

If you run a business, you know how important it is to keep your vehicles in top shape. Big O Tire’s fleet services are designed to minimize downtime and maximize efficiency, offering:

• After-Hours Service to keep your vehicles on the road.

• Priority Service Lanes for quick, efficient care.

• Customized Maintenance Plans to meet your specific business needs.

When you trust them with your fleet, you’re partnering with a business that shares your commitment to community and reliability.

The Big O Tires Difference

To the team at Big O Tires, you’re not just another customer—you’re part of the family. They want to ensure that your automotive needs are met with care, expertise, and a friendly smile while they provide honest, dependable service that works with your busy schedule. Some examples of their next-level service include:

• If you’re stranded nearby with a flat tire, they’ll come to you and help get you back on the road.

• If you are visiting with your kids or loved ones, they go the extra mile to make sure everyone feels welcome, even grabbing a coffee for a waiting family member.

• When you need help, they’re here—not just as a service provider, but as a part of your community.

• As a veteran-owned business, they have a special appreciation for those who serve, offering a 10% discount to all veterans and active-duty military.