K-1056973 Kohler Closet Piston Assembly by Kohler Apply for an account or sign in to SEE PRICES and place an order Apply for an account or Sign in Email Password Sign in Have questions or can't find a product you are looking for? Ask Bob Replacement piston compatible with the original versions of the following Kohler models: K-10666, K-10669, K-10673, K-10674, K-10677, K-10956, K-10957, K-10961, K-10962, and K-10966
