Search new + high quality used 245 40 R20 Michelin tires online, starting at: $102.43. 245 40R20 Michelin models in stock: 10. All season: 5. Winter: 3. Summer: 16. Run flat: 2. 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!