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Kohler K-70442 Stem Extensions

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2 white plastic adapters with black orings.

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“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

$21.47

 

The Kohler K-70442 is a stem extension kit for a faucet. It is a genuine Kohler part used for faucet repair and extension purposes.

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: 12729 Categories: , , Tag:

A genuine OEM replacement part designed to extend the reach of your Kohler faucet valve stems. This durable white plastic stem extender ensures proper handle operation, making it ideal for repairing shower or tub valves where the handle is too far from the wall.

 

K-70442

 

  • Faucet Stem Extension Kit.
  • Plastic Unfinish/White.
  • Approximately 2-15/16″ long by 5/8″ at the base.

 

Customer submitted images. 

 

Common questions about this product

Is this item the original manufacturer's recommended replacement part? chevron-icon

Yes, this is the OEM recommended part.

Is this the correct item for my application? chevron-icon

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.

 

 

chat iconWHAT 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