The Replacement Flush Valve Seal is designed specifically for the American Standard® Champion 4 toilet models. This high-quality seal ensures a tight fit, preventing leaks and maintaining optimal flushing performance. Made from durable materials, it withstands the rigors of daily use while providing a reliable seal. The dimensions are tailored to fit seamlessly into the flush valve assembly, ensuring compatibility and ease of installation. This product is an essential component for maintaining the efficiency of your toilet, helping to save water and reduce utility bills.