Search new + high quality used tires online. Size 285 45 R20 starting at: $65.49. Tires in stock: 25. Available brands: 8 with 16 models. All season: 16. Winter: 1. Summer: 8. Run flat: 7. 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!