Cold Valve Stem for Kohler 31585-BC

“Stem for American Standard Short Colony Tub and Shower Faucets 50729-0070” has been added to your cart. View cart

Polished chrome stem with black rubber washer and brass screw.

WHAT OUR CUSTOMERS SAY…

“Love Noel's Plumbing Supply! They are one of my favorite oddball plumbing parts purveyors. As a professional plumber, I rely on sites like Noel's to keep antique and rare fixtures alive. My customers and I are so grateful! ”

-Danielle E.

03/25/2026

$28.47

The Kohler 31585-BC is a right-hand (R.H.) valve stem assembly service part. It is a genuine Kohler replacement component used for faucet repairs, specifically in assemblies that require a bright chrome finish.

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

SKU: 16782 Category: Cartridges & Stems Tag: Kohler

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A high-quality replacement part designed for specific Kohler faucets. Finished in durable bright chrome, this stem assembly is engineered to restore optimal performance.

31585

Fits Lavatory faucets
3 3/8″ length
19 point broach

Customer submitted images.

Common questions about this product

Yes, this aftermarket part will replace your OEM 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…

“Order received and installed. Thank you very much (spoken mentally in my best Elvis voice). Really is nice to know that there is still a business out there that's got their act together! Appreciate the quick service and correct parts shipping. Thanks again.. jP ”

-Jack P.

04/02/2026