Search new + high quality used tires online. Size 235 55 ZR20 starting at: $33.21. Tires in stock: 58. Available brands: 10 with 10 models. All season: 57. Summer: 1.. 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!