Search new + high quality used tires online. Size 245 40 R18 starting at: $36.64. Tires in stock: 21. Available brands: 16 with 20 models. All season: 16. Winter: 3. Summer: 2. Run flat: 1. 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!