Search new + high quality used 245 50 R20 Bridgestone tires online, starting at: $38.33. 245 50R20 Bridgestone models in stock: 11. All season: 73. Winter: 40. Run flat: 3. 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!