Search new + high quality used tires online. Size 275 40 R18 starting at: $51.4. Tires in stock: 65. Available brands: 13 with 33 models. All season: 12. Winter: 4. Summer: 49. Run flat: 26. 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!