Kohler 85500 Mixer Cover Assembly for 3/4" High Flow Pressure Balancing Unit

“Shower Stem for American Standard 5903.02 16762.02” has been added to your cart. View cart

Black plastic cartridge with red limit stop brass stem stainless screws and black rubber seals.

WHAT OUR CUSTOMERS SAY…

“Made a purchase online (I live in a different state). They were super responsive and helpful. I literally had the item in my hand within 24 hours. Simply amazing service! ”

-Craig S.

01/05/2021

$221.17

The Kohler 85500 is a genuine replacement High-Flow Pressure Balancing Unit (PBU) Mixer Cap Kit designed for 3/4-inch shower and tub valves. It is a critical service component that manages the blending of hot and cold water to ensure consistent output temperature and prevent scalding.

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: 985500 Category: Cartridges & Stems Tag: Kohler

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Restore consistent temperature and flow to your high-volume shower system with this genuine Kohler Mixer Cap Kit. Designed specifically as a direct replacement for Kohler 3/4″ Rite-Temp pressure-balance valves (K-2971 and K-306), this durable brass-and-plastic assembly handles high-flow demands. Includes an adjustable high-temperature limit stop for enhanced safety against scalding.

K-85500

Kohler GENUINE Part
Used with K-2971 and K306
Cap mixes cold and hot water to assure your shower experience is gracious
Made with premium materials for enhanced durability

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 spent the balance of 3 days looking locallyfor a replacement head for our Kitchen sink...only to find these guys with an exact fit and finish and lower than market pricing...I immediately ordered (an awesome website with smooth cart checkout). 20 minutes later I find a blown out gasket/ring that I was able to replace, and avoid having to replace entire spray head. I text there support line ( while the store was closed!) Requesting the order to be canceled. Within minutes and without hesitation or questions they had refunded my card and canceled the order. They have one of the largest online inventories, notably stocking harder to locate stuff and boasting a separate text line dedicated to recieve customer pics of parts/gear to ensure we are getting exactly what we need. Enough said. Bring your future plumbing problems/needs here and trust you will be taken care of...I know I will... @ Noels, thanks for continuing a tradition of honorable business practice, in a world that is littered with allot less... ”

-John M.

03/14/2026