Search new + high quality used tires online. Size 285 45 R21 starting at: $26.92. Tires in stock: 267. Available brands: 10 with 42 models. All season: 208. Winter: 9. Summer: 50. Run flat: 67. 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!