Search new + high quality used 285 45 R20 Pirelli tires online, starting at: $70.85. 285 45R20 Pirelli models in stock: 5. All season: 4. Winter: 5. Summer: 9. Run flat: 4. 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!