Search new + high quality used tires online. Size 245 40 R18 starting at: $47.99. Tires in stock: 176. Available brands: 40 with 107 models. All season: 115. Winter: 17. Summer: 44. Run flat: 28. 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!