Search new + high quality used tires online. Size 245 40 R18 starting at: $47.99. Tires in stock: 11. Available brands: 8 with 10 models. All season: 11. Run flat: 2. 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!