Search new + high quality used tires online. Size 255 45 R20 starting at: $33.54. Tires in stock: 857. Available brands: 54 with 172 models. All season: 659. Winter: 18. Summer: 180. Run flat: 37. 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!