This is the Downers Grove location of a greater Chicago, family-owned tire business that is approaching its centennial. In addition to tire sales - General, Continental and TOYO Motorsport brands are featured - Cassidy's service include tire rotation and balancing, flat repair and front-end alignment. Other repair services include brakes, steering system repair, suspension, belts, shocks and struts. Rick Gerard, manager of the Downers Grove location, recommends Cassidy's preventative maintenance inspection as a way to help avoid costly future repair jobs.