Search new + high quality used tires online. Size 275 40 R18 starting at: $48.94. Tires in stock: 40. Available brands: 14 with 29 models. All season: 12. Winter: 1. Summer: 27. Run flat: 15. 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!