Search new + high quality used tires online. Size 225 40 R18 starting at: $120.5. Tires in stock: 74. Available brands: 27 with 49 models. All season: 48. Winter: 7. Summer: 19. Run flat: 14. 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!