Kohler 81804 Reproduction Color:White the tanks are the same

the tanks are the same size

There is another tank lid stamped 7400-A which is much different in size which this should not be confused with

Lid P/N: 7419-A

This is also a Lexington toilet

Kohler 81804 Reproduction Color:White the tanks are the sameManufacturer: KOHLER New Lid P N: 81804 Old Lid P N: K4623 Lid Size: 15" x 7" Tank P N: K3434AA & K3434AB, K3435 Tank Size: 14" x 6. 5" Toilet Model: ROSARIO or San Martine K3434 K3435, K14289, K14290, K14291. This is a reproduction toilet tank lid. These lids are custom designed with sophisticated 3D modeling software and manufactured in North Carolina. It is available as a beautiful sapele wood tank top simply coated with marine grade spar urethane