Search new + high quality used tires online. Size 305 30 R20 starting at: $67.42. Tires in stock: 53. Available brands: 7 with 23 models. All season: 3. Winter: 6. Summer: 44. Run flat: 18. 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!