Search new + high quality used 285 40 R20 Goodyear tires online, starting at: $47.99. 285 40R20 Goodyear models in stock: 6. All season: 15. Winter: 1. Summer: 2. Run flat: 16. 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!