Genuine Part Gp1059291 Canister Seal

(1033 reviews)

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$6.30

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(10000 available )

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99 Ratings
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Reviews
  • Wookie

    07-04-2025

    After dealing with a slowly disintegrating gasket for months I finally purchased a replacement. The old one looked like it was made out of polar fleece. Apparently, the original natural rubber seal was damaged by the big clorox chlorine tabs I had put in the tank a while back. Replacing the gasket took almost five whole minutes from start to finish and now the occasional refilling on the toilet tank is gone and the physical effort to push down the flush handle went from a ridiculous number of pounds to a couple of ounces. This new seal appears to be made of a substantially more durable silicone rubber than the natural rubber of the original. The only complaint I have it that I should have replaced it a year earlier when I first noticed increased difficulty pushing down the flush handle and occasional sound of the tank refilling without reason. I bet it wasted thousands of gallons of water. Ugh! Im planning on buying extras and taping them to the underside of the both toilets lids so I dont have an excuse to delay replacing them the next time! If you have a toilet that uses this seal, it is a must-have upgrade even if you dont think you need it. Recommended without reservation.

  • John L

    > 3 day

    This is a Kohler replacement part. It is very good quality and expect it to last years under my water conditions. It takes about 5 minutes to replace - the canister must be removed so that the seal can be easily accessed. Use care when removing the upper yellow or black plastic disk where the water line attaches. I cracked it on another toilet.

  • Brian Kolis

    > 3 day

    Exactly what I needed and cheaper than at the hardware store

  • mianana

    Greater than one week

    If you are worried this wont fit, dont be. It replaces the red one and appears to be of better quality. It was easy to install and works perfectly. Will purchase again (hopefully, not too soon)…

  • rd

    > 3 day

    We have four of these toilets in the house as part of custom new construction as recommended by the install plumber, it is just a matter of time before the seal is compromised. It is a five minute fix to replace a seal once you have done one and are now over the fear of breaking something when twisting the vertical pipe a bit. See a whole slew of you tube videos on how to replace this seal, search leaking Kohler toilet. Please stay away from non-genuine Kohler replacements. If you have several of this type of toilets, consider just getting a spare and have it on hand for the next time. The three I have replaced, one lasted over four years, another between four and five years, and the other almost five years.

  • Tevin Kreiger

    09-04-2025

    We have a Kohler Cimarron toilet that has the Red valve seal. This was a perfect fit replacement. Reason we got it was because after 2 years the toilet became very difficult to flush; you really had to put a lot of pressure on the flush handle - it was like it was stuck. Replacing this made all the difference - its back to new. A little tip here, the package comes with instructions on the back so when you come to the part where it shows to rotate the center disc portion of the canister mechanism counter clockwise to loosen, well when I did that it sounded like the plastic was going to snap at the shaft. So heres what you do, just lift the actual canister up enough to reach down below it and grab the center shaft at the base where it connects to the toilet tank. It will feel like a + sign in your hand - take that and turn it counter clockwise to loosen it, and then do the same (clockwise) to tighten it. Its a much sturdier way to take the canister mechanism off and on without feeling like youre going to snap the center shaft off.

  • Amaury Rivas

    > 3 day

    Fit like a charm

  • Fixit

    > 3 day

    On time good product

  • Susan

    > 3 day

    My water bill was going up. I thought time to replace flapper but my Kohler toilets didnt have that. Plus one toilet took a lot of pressure to push down handle to flush. Kohler said that symptom was due to an old flush valve seal. I replaced two toilets that had the old red flush valve seal. They were stretched out. One of the toilet was easy to twist cylinder tube and install it. The other seemed like it would crack so I did as one viewer suggested and just slipped it on and pushed it down the black cylinder tube. Of course the purpose is to save on water usage by sealing off the water when not in use. I am waiting to see if my water bill goes back down. If not, time to put on my water detective hat again.

  • James H. Etheridge

    > 3 day

    I was going to replace the entire float assembly because of a slow leak. But, I read some of the reviews on Amazon and figured Id just replace the O ring. I followed the instructions on the box and installed the new O ring in about 15 minutes. No more leak. Amazon is the best.

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