Search new + high quality used tires online. Size 285 45 R20 starting at: $61.88. Tires in stock: 29. Available brands: 9 with 11 models. All season: 13. Winter: 10. Summer: 6. Run flat: 8. 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!