Search new + high quality used tires online. Size 255 55 R20 starting at: $38.66. Tires in stock: 77. Available brands: 28 with 48 models. All season: 66. Winter: 4. Summer: 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!