Search new + high quality used tires online. Size 225 45 R18 starting at: $41.75. Tires in stock: 535. Available brands: 60 with 174 models. All season: 479. Winter: 38. Summer: 18. Run flat: 33. 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!