Search new + high quality used tires online. Size 275 45 R20 starting at: $47.99. Tires in stock: 739. Available brands: 50 with 153 models. All season: 521. Winter: 119. Summer: 99. Run flat: 145. 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!