Search new + high quality used tires online. Size 225 45 R18 starting at: $51.05. Tires in stock: 293. Available brands: 61 with 150 models. All season: 237. Winter: 37. Summer: 19. Run flat: 29. Selling all used tires at discount costs. All used tires go through 2 layers of inspection on specialized equipment. One year warranty + free shipping on all inventory ;) Happy shopping!