Search new + high quality used tires online. Size 245 45 ZR20 starting at: $51.4. Tires in stock: 143. Available brands: 34 with 61 models. All season: 121. Summer: 22.. 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!