Search new + high quality used tires online. Size 245 45 R20 starting at: $47.99. Tires in stock: 234. Available brands: 35 with 100 models. All season: 144. Winter: 34. Summer: 56. Run flat: 7. 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!