Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Class Five, Black. Product Description always look for the Kohler Genuine Parts logo. This fill valve was designed by Kohler engineers to maintain original product performance and promote product longevity. Replace your old or leaky fill valve with an OEM Kohler part. From the Manufacturer Protect the warranty on Kohler products, always look for the Kohler genuine parts logo. Kohler genuine parts are designed by Kohler engineers to maintain original product performance and promote product longevity. Kohler genuine part. Valve Type: Manual Silent fill provides a gracious experience by filling the tank quietly Multiple fill rate inserts are provided to optimize performance and conserve water Adjustable to accommodate any height. Never use an abrasive material such as a brush or scouring pad to clean surfaces Confirm shank color to determine correct part; If black, use this part and if grey, use GP1138930 Cap color may vary