Search new + high quality used tires online. 18.5 Inch Tires, starting at: $47.99. Tires in stock: 2 tires. Available brands: 2 with 2 models in 2 sizes. All season: 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!