American Standard Close Couple Kit 738756-0070A

“Sponge Rubber Tank to Bowl Gasket for American Standard Toilets” has been added to your cart. View cart

Green foam rubber gasket with brass nuts metal screws and black rubber grommets

WHAT OUR CUSTOMERS SAY…

“They had my part shipped the same day. I mistakenly checked that I would pick the part up at the store and they fixed it in minutes. ”

-Michael F.

01/04/2026

$48.17

The American Standard 738756-0070A is a genuine OEM Champion Tank-to-Bowl Coupling Kit designed specifically to seal the connection between the toilet tank and the bowl. This kit is used to fix or prevent leaks on American Standard Champion 2-piece toilets, including Champion 4 systems featuring a 3-inch flush valve opening.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, asknoel@noelsplumbingsupply.com, or via the text widget on this screen.

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Stop unexpected toilet leaks and restore optimal flushing power with the Genuine American Standard 738756-0070A Tank-to-Bowl Coupling Kit. Specifically engineered as a direct OEM replacement part for American Standard Champion 2-piece toilets (including Champion 4 and select Cadet 3 series), this commercial-grade kit provides a reliable, watertight seal between the toilet tank and bowl.

738756-0070A

Sealing the connection between the toilet tank and the toilet bowl.
Specifically designed for use with American Standard Champion 2-piece toilets and other models with a 3-inch flush valve opening.

Customer submitted image.

Common questions about this product

Yes, this is the OEM recommended part.

If you’re not sure text us a picture 1-888-275-6635 or email us a picture at noelsplumbingsupply@fuse.net.

We will make sure you have the right part.

WHAT OUR CUSTOMERS SAY…

“I texted him a picture of the shower part from the 50’s I needed and he was able to identify it immediately. I ordered it and it showed up in two days! Very knowledgeable and friendly! ”

-Jim F.

02/04/2026