Search new + high quality used tires online. Size 285 30 ZR20 starting at: $54.23. Tires in stock: 59. Available brands: 16 with 26 models. All season: 20. Summer: 39. Run flat: 3. 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!