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Replacement for Kohler Trend Hot Stem

Hot side compression stem for Kohler Trend two-handle and three-handle tub and shower valves, K-10606 through K-10621. About 4-1/4 in. brass, 16-point C broach.

FourHome 4H2615102 · UPC 850054895288 · ASIN B0HJQ6CPWF
Replacement for Kohler Trend Hot Stem
Replacement for Kohler Trend Hot Stem image 1Replacement for Kohler Trend Hot Stem image 2Replacement for Kohler Trend Hot Stem image 3Replacement for Kohler Trend Hot Stem image 4Replacement for Kohler Trend Hot Stem image 5Replacement for Kohler Trend Hot Stem image 6
$21.98
Amazon price as of 2026-09-23. Current price is on Amazon.
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ValvesKohler Trend K-10606, K-10612, K-10616, K-10620, K-10621
SideHot, left handle
LengthAbout 4-1/4 in.
Broach16-point C, ID length 9
MaterialSolid brass, rubber seat washer

Replaces these part numbers

OEM part numbersAftermarket equivalents
Hot stem in Kohler Trend K-10606, K-10612, K-10616, K-10620 and K-10621 valvesDanco 9C-7H (15809B)
Everbilt 28371

Will it fit?

Fits

  • Hot position (left handle) on Kohler Trend K-10606, K-10612, K-10616, K-10620 and K-10621 two-handle and three-handle tub and shower valves

Not compatible with

  • The cold position (threaded opposite, sold separately)
  • The center diverter (takes the Kohler 20868 diverter stem)
  • Later Trend K-11608 to K-11730 valves, which take GP30119
  • Kohler Rite-Temp and MasterShower valves
  • Single-handle Kohler valves

Is this your part?

Pull the hot handle on the left and back the stem out. Match a brass compression stem about 4-1/4 in. long with a 16-point C broach at the handle end and a flat washer screwed to the tip. The center diverter on the same valve is longer at 5.4 in. with a Z broach, so a Z broach means you pulled the middle handle.

When to replace it

The spout or showerhead keeps dripping with the hot handle shut, the handle has to be cranked hard to close, water weeps up around the stem, or the handle has gone stiff and gritty. A worn stem, its washer and the seat it closes against cause all of it.

Specifications

FourHome part4H2615102
UPC850054895288
Overall lengthAbout 4-1/4 in.
Broach16-point C
ID length9
ThreadHot side
MaterialSolid brass body, rubber seat washer

What is in the box

How to install it

Time: 15 to 25 minutes. Tools: Deep-well stem socket, Seat wrench.

  1. Shut the water to the bath and open the spout to bleed the riser.
  2. Pull the hot handle and escutcheon.
  3. Back the old stem out with a deep-well stem socket.
  4. Check the seat. A pitted seat chews a fresh washer down in months, so dress or replace it.
  5. Thread the new stem in hand-tight and snug it with the socket.
  6. Run the hot side and watch the spout for drips before the trim goes back on.

Questions

Is the seat included?

No. The stem ships with its washer. Check the seat in the valve and dress or replace it if it is pitted.

Will the hot stem work on the other side?

No. The cold stem is threaded opposite. FourHome sells it separately.

What about the middle handle?

The center diverter takes a longer 5.4 in. stem with a Z broach, sold by FourHome as the replacement for Kohler 20868.

Related parts

Repair guides

FourHome is not affiliated with or endorsed by any faucet manufacturer. Brand names and part numbers are used only to identify compatibility.