Search new + high quality used tires online. Size 255 45 R18 starting at: $54.63. Tires in stock: 100. Available brands: 24 with 45 models. All season: 68. Winter: 8. Summer: 24. Run flat: 4. 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!