Posted on December 3, 2017 by ladys-f_adminfeatures to know Kohler Toilet Seat K-4774-0 Brevia Videos Need a replacement part but don’t which product you have? . Model # –. You will come lots of cool of — . . • Solid polypropylene plastic. • Elongated closed-front. • Contoured for user comfort. Model – K-4775. Description – elongated closed-front – round closed-front. Colors/Finishes.