Flynn'S Tire (New Castle) New Castle is a tire dealer located in New Castle, Pennsylvania that offers a range of services for all your tire needs. They have a selection of tire brands and sizes available, as well as flexible pricing. Flynn'S Tire (New Castle) New Castle may or may not have the option to schedule appointments. In addition to tire sales and installation, they may also offer tire repair and maintenance services. Contact Flynn'S Tire (New Castle) New Castle to learn more about their services and to schedule an appointment.