Kohler 3-Inch-Flapper, One-Piece Toilets

Kohler Toilets that have a 3¼-inch flapper are Class Five® toilets. All Class Five toilets use fill valve GP1083167.

1. Kohler GP1060740 Flapper
2. Kohler GP1067183 Flapper
3. Kohler GP1039444 Flapper