Search new + high quality used tires online. Size 305 30 R20 starting at: $73.93. Tires in stock: 100. Available brands: 10 with 36 models. All season: 5. Winter: 9. Summer: 86. Run flat: 8. 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!