Search new + high quality used 235 55 R18 Pirelli tires online, starting at: $44.97. 235 55R18 Pirelli models in stock: 14. All season: 45. Winter: 5. Summer: 14. Run flat: 19. 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!