Search new + high quality used 235 40 R18 Pirelli tires online, starting at: $55.96. 235 40R18 Pirelli models in stock: 9. All season: 8. Winter: 1. Summer: 6.. 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!