Big O Tire Stores Big O Tire Stores also does vehicle repairs on Wheels, Struts, Tires, Shocks. They are located on 1208 S State Route 260 in Cottonwood. They offer these popular brands of tires and wheels: Uniroyal, Dunlop, Michelin. They are certified and qualified to Goodyear. Big O Tire Stores They have not yet been reviewed on MojoPages.com. They can be reached by calling (928) 634-0333 They accept Visa, Discover, Master Card, American Express. for payment.