Search new + high quality used tires online. Size 255 40 R20 starting at: $54.82. Tires in stock: 231. Available brands: 19 with 68 models. All season: 102. Winter: 45. Summer: 84. Run flat: 13. 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!