Search new + high quality used tires online. Size 285 30 ZR20 starting at: $58.81. Tires in stock: 67. Available brands: 11 with 21 models. All season: 8. Summer: 59. Run flat: 26. 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!