Search new + high quality used tires online. Size 275 40 ZR20 starting at: $63.93. Tires in stock: 32. Available brands: 14 with 19 models. All season: 18. Summer: 14.. 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!