Toto ST454 5 Tab Version Reproduction Color:Cotton White Lid Bottom Maximum Dimensions: 15

Lid Bottom Maximum Dimensions: 15

sometimes 4471 4474

Tank P/N: F78275-CS-AA or K78274

Tank Size:  16

Lid P/N: 151-0777

Toto ST454 5 Tab Version Reproduction Color:Cotton White Lid Bottom Maximum Dimensions: 15Manufacturer: TOTOLid P N: ST454 (version with 5 tabs on the underside of the tank lidLid Size: 16. 375" x 8. 25"Toilet Name: Drake IITank P N: ST454Tank Size: 16. 375" x 8. 25" This tank lid has been revised by Toto. There are two versions. You can identify the differences either by counting the number of tabs on the underside of your lid (5 vs 9) or by measuring. The difference is only 1 8" in both directions so it is important to measure accurately.