Search new + high quality used tires online. Size 275 45 R20 starting at: $43.55. Tires in stock: 287. Available brands: 27 with 62 models. All season: 260. Winter: 10. Summer: 17. Run flat: 97. 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!