Search new + high quality used tires online. Size 255 45 R20 starting at: $34.99. Tires in stock: 581. Available brands: 41 with 160 models. All season: 409. Winter: 51. Summer: 121. Run flat: 19. 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!