Search new + high quality used 255 50 R20 Goodyear tires online, starting at: $50.87. 255 50R20 Goodyear models in stock: 18. All season: 96. Winter: 9.. 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!