Search new + high quality used 255 45 R20 Pirelli tires online, starting at: $47.99. 255 45R20 Pirelli models in stock: 18. All season: 35. Winter: 12. Summer: 28. 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!