Search new + high quality used tires online. Size 255 45 R20 starting at: $37.15. Tires in stock: 1051. Available brands: 53 with 182 models. All season: 802. Winter: 39. Summer: 210. Run flat: 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!