Search new + high quality used tires online. Size 285 45 R20 starting at: $67.86. Tires in stock: 72. Available brands: 6 with 16 models. All season: 57. Winter: 6. Summer: 9. Run flat: 32. 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!