Search new + high quality used tires online. Size 255 35 ZR21 starting at: $74.93. Tires in stock: 29. Available brands: 6 with 9 models. All season: 16. Summer: 13.. 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!