Search new + high quality used tires online. Size 255 40 R18 starting at: $49.09. Tires in stock: 192. Available brands: 29 with 87 models. All season: 127. Winter: 15. Summer: 50. Run flat: 28. 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!