Genuine Kohler Authorized Substitution : The part number 66 376 01S has been changed to 66 376 01-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 378 02S has been changed to 66 378 02-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 384 02-S has been changed to 66 366 02-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 384 02S has been changed to 66 366 02-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 393 01-S has been changed to 66 393 10-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 393 01S has been changed to 66 393 10-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 393 10S has been changed to 66 393 10-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 397 01S has been changed to 66 397 01-S. While the new part may look different, it is a manufacturer approved substitution.

No Longer Available : The part number 66 397 02-S has been discontinued by Kohler with no alternative. We apologize for any inconvenience.

No Longer Available : The part number 66 397 02-S has been discontinued by Kohler with no alternative. We apologize for any inconvenience.

No Longer Available : The part number 66 398 01-S has been discontinued by Kohler with no alternative. We apologize for any inconvenience.

No Longer Available : The part number 66 398 01-S has been discontinued by Kohler with no alternative. We apologize for any inconvenience.

Genuine Kohler Authorized Substitution : The part number 66 398 02-S has been changed to 66 398 10-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 398 02S has been changed to 66 398 10-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 398 05-S has been changed to 66 398 10-S. While the new part may look different, it is a manufacturer approved substitution.

Genuine Kohler Authorized Substitution : The part number 66 398 05S has been changed to 66 398 10-S. While the new part may look different, it is a manufacturer approved substitution.