Search new + high quality used tires online. Size 275 45 R20 starting at: $44.15. Tires in stock: 383. Available brands: 41 with 90 models. All season: 314. Winter: 53. Summer: 16. Run flat: 59. 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!