Search new + high quality used tires online. Size 255 45 R20 starting at: $34.99. Tires in stock: 525. Available brands: 47 with 154 models. All season: 371. Winter: 44. Summer: 110. 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!