Search new + high quality used tires online. Size 275 45 R20 starting at: $32.11. Tires in stock: 167. Available brands: 42 with 72 models. All season: 139. Winter: 20. Summer: 8. Run flat: 21. 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!