Search new + high quality used tires online. Size 255 45 R20 starting at: $79.98. Tires in stock: 316. Available brands: 33 with 105 models. All season: 237. Winter: 16. Summer: 63. Run flat: 14. 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!