Search new + high quality used tires online. Size 255 45 R20 starting at: $35.84. Tires in stock: 554. Available brands: 41 with 133 models. All season: 415. Winter: 52. Summer: 87. Run flat: 37. 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!