Tank - American Standard 4021 1.28GPF Left handed Please make sure you are

Please make sure you are selecting the correct one as they are not interchangeable

Toilet Model: Richmond ECO 1 Piece

New Lid P/N: 1010702

Tank P/N: K4524 or K4526

Tank - American Standard 4021 1.28GPF Left handed Please make sure you areManufacturer: American Standard Tank P N: 4021 1. 28GPF Rough In: 12" Bolt Spacing: 6. 375" center to center Tank Only, does not include lid or internal parts. Internal parts and Lid 735121 Can be purchased separately RELIANT Model *Please note there are 2 different versions of the 4021 tank, one is 1. 28gpf and one is 1. 6gpf. The porcelain for these tanks are identical with the same bolt spacing, bolt size, and bolt location. The only difference is