Maintain reliable performance in your toilet with the KOHLER FILL VALVE SERVICE KIT, 400A Series. This essential component regulates water levels and ensures efficient refilling after every flush, helping your toilet operate smoothly. Designed for compatibility with popular KOHLER toilet collections such as Cimarron, Persuade, Tresham, Wellworth, Reach, Windham, Veil, Garwind, and Maxton, this fill valve is an ideal solution for restoring or upgrading your two-piece toilet’s function.

• Maintains proper water level for efficient flushing
• Compatible with Cimarron, Persuade, Tresham, Wellworth, Reach, Windham, Veil, Garwind, and Maxton collections
• Durable, corrosion-resistant construction
• Controls flow of fresh water into the tank
• Easy installation with standard tools
• Compatible with most Kohler toilets; confirm shank color to determine correct part; If grey, use this part and if black, use GP1083167