Search new + high quality used 325 30 R21 Pirelli tires online, starting at: $276.45. 325 30R21 Pirelli models in stock: 2. Winter: 3. Summer: 3. Run flat: 6. 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!