Search new + high quality used tires online. Size 255 45 R20 starting at: $38.02. Tires in stock: 90. Available brands: 33 with 55 models. All season: 72. Winter: 2. Summer: 16. Run flat: 7. 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!