Looking for the best Kohler toilet repair parts? We’ve researched and compiled a list of 10 genuine Kohler parts to help you fix your toilet with ease and confidence.
Kohler toilets are known for their reliability, but even the best parts wear out over time. Finding the right repair parts can save you money and keep your toilet working like new. This guide will help you choose the best Kohler toilet repair parts with ease.
We’ve done the research for you. No guesswork, no hassle, just clear, simple advice. You’ll find genuine Kohler parts that fit perfectly and last longer.
Whether you’re fixing a leaky valve or upgrading your flush, this guide has you covered. Trust us to help you make the right choice and keep your toilet running smoothly.
List of Top 10 Kohler Toilet Repair Parts
| Image | Title | Best For | Price |
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Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5″ x 3.5″ x 3″ |
This Kohler Silent Fill Valve Kit is perfect for homeowners who want to keep their Kohler Class Five toilets working quietly and efficiently. It’s easy to install and protects your warranty, making it a smart choice for DIY repairs. |
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KOHLER GENUINE PART 1188998 2″ Toilet Canister Flush Valve Kit |
This KOHLER Genuine Part is perfect for homeowners who need a reliable toilet repair. It’s easy to install and works great with specific KOHLER models. |
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Kohler Genuine Part 1083980 3″ Toilet Canister Flush Valve Kit |
This Kohler Genuine Part 1083980 is perfect for homeowners with a Kohler Cimarron toilet tank (model K-4634). If your toilet needs a 3-inch canister flush valve, this kit is the exact replacement you need. |
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KOHLER GENUINE PART GP1229656 Canister Repair Kit, For single flush canister toilets, Includes cap, center guide and chain |
This KOHLER GENUINE PART GP1229656 Canister Repair Kit is perfect for anyone with a single flush canister toilet that needs a quick fix. It’s easy to use and includes everything you need: cap, center guide, and chain. |
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KOHLER Genuine Part Gp1059291 Canister Seal, Seal for All Single Flush Class 5 and Class 6 Canister Toilets, Chemical Resistant |
This KOHLER Genuine Part is perfect for homeowners who need a reliable seal for their single flush canister toilets. It’s chemical resistant and built to last, making it ideal for everyday use. |
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Hebewater Canister Flush Valve Replacement Kit, Compatible with Kohler GP1229656, K-1188999, K-1188998, for AquaPiston System, Includes Center Guide, Cap and Chain, Toilet Tank Repair Kit. |
This Hebewater Canister Flush Valve Replacement Kit is perfect for anyone with a Kohler toilet that needs a quick fix. It’s easy to install, saves money, and works with many toilet styles. |
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Flush Valve Seal for Kohler, 3 Pack Upgraded Silicone Material Canister Flush Valve Toilet Gasket Replacement Parts for K-GP1059291, Easy to Install and Uninstall |
This flush valve seal is perfect for anyone with a Kohler toilet who wants to fix leaks or prevent ghost flushes. It’s easy to install and made of durable silicone, so it lasts longer. |
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KOHLER Silent Fill Toilet Valve Kit, Genuine Part GP1138930, Adjustable with Multiple Fill-Rate Inserts |
This KOHLER Silent Fill Toilet Valve Kit is perfect for anyone who wants a quiet, water-saving toilet. It’s easy to install and works great with Kohler Class 5 toilets. |
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KOHLER 3″ Toilet Flush Valve Kit, Black, Compatible with Kohler Wellworth toilets, 3″ Canister with a 3″ Outlet, GENUINE PART 1069722 |
This KOHLER 3″ Toilet Flush Valve Kit is perfect for homeowners with Kohler Wellworth toilets. It’s easy to install and fixes common flushing issues. |
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Kohler Part 85406 2″ Toilet Flush Valve Kit, Colors may vary |
This Kohler 2″ Toilet Flush Valve Kit is perfect for anyone needing a reliable fix for their Kohler toilet. It’s easy to install and works great for Wellworth, Highline, and other Kohler models. |
Detailed Reviews
Discover the top 10 Kohler Toilet Repair Parts handpicked for reliability and performance. Each part is genuine, ensuring a perfect fit and long-lasting results. From silent fill valves to canister repair kits, find the best solution for your toilet needs. Trust our guide to help you save time and money while keeping your toilet in top shape.
1. Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5″ x 3.5″ x 3″

The Kohler Silent Fill Valve Kit is a genuine part for Kohler toilets. It fits all Kohler Class Five models. This kit ensures your toilet works quietly and efficiently.
Look for the KOHLER GENUINE PARTS logo to protect your warranty. The fill valve is adjustable for easy use. Check the shank color to pick the right part.
The cap color may vary, but the part works the same. This kit is simple to install and keeps your toilet running smoothly. Trust Kohler for reliable, long-lasting performance.
| Pros | Cons |
|---|---|
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Perfect For:
This Kohler Silent Fill Valve Kit is perfect for homeowners who want to keep their Kohler Class Five toilets working quietly and efficiently. It’s easy to install and protects your warranty, making it a smart choice for DIY repairs.
Ready to Purchase?
2. KOHLER GENUINE PART 1188998 2″ Toilet Canister Flush Valve Kit

The KOHLER GENUINE PART 1188998 is a 2″ Toilet Canister Flush Valve Kit. It is a reliable replacement part for your toilet. This kit ensures your toilet works well.
It has a 3″ canister with a 2″ outlet. This design uses gravity to improve flush performance. It is compatible with specific KOHLER Cimarron tank models.
To install, check your tank model number. Look inside the back wall of the toilet tank. This kit includes a complete assembly with a tank-to-bowl gasket.
| Pros | Cons |
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Perfect For:
This KOHLER Genuine Part is perfect for homeowners who need a reliable toilet repair. It’s easy to install and works great with specific KOHLER models.
Ready to Purchase?
3. Kohler Genuine Part 1083980 3″ Toilet Canister Flush Valve Kit

The Kohler Genuine Part 1083980 is a 3″ Toilet Canister Flush Valve Kit. It features a 3″ canister with a 3″ outlet. This part is specifically designed for certain toilets.
To check if it fits, look inside the back wall of your toilet tank. Find the tank model number to confirm compatibility.
This kit works with the Kohler Cimarron tank model K-4634. It is not a universal part, so make sure it matches your tank.
| Pros | Cons |
|---|---|
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Perfect For:
This Kohler Genuine Part 1083980 is perfect for homeowners with a Kohler Cimarron toilet tank (model K-4634). If your toilet needs a 3-inch canister flush valve, this kit is the exact replacement you need.
Ready to Purchase?
4. KOHLER GENUINE PART GP1229656 Canister Repair Kit, For single flush canister toilets, Includes cap, center guide and chain

The KOHLER GENUINE PART GP1229656 is a canister repair kit designed for single flush canister toilets. It helps keep your toilet working smoothly and efficiently. Always look for the KOHLER GENUINE PARTS logo to ensure quality.
This kit includes everything you need: a cap, center guide, and chain. It’s a simple solution to fix common toilet issues. For best results, consider replacing the seal part number GP1059291 as well.
Easy to install. Saves time and money. Keeps your toilet in great shape.
| Pros | Cons |
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Perfect For:
This KOHLER GENUINE PART GP1229656 Canister Repair Kit is perfect for anyone with a single flush canister toilet that needs a quick fix. It’s easy to use and includes everything you need: cap, center guide, and chain.
Ready to Purchase?
5. KOHLER Genuine Part Gp1059291 Canister Seal, Seal for All Single Flush Class 5 and Class 6 Canister Toilets, Chemical Resistant

KOHLER Genuine Part Gp1059291 is a canister seal for single flush toilets. It fits Class 5 and Class 6 models. This seal is chemical resistant and built to last.
The seal replaces the red seal in your toilet. It is designed to withstand wear and protect your Kohler product. Always look for the Kohler genuine parts logo to ensure quality.
Kohler is a family-owned company with a long history. After four generations, they still make reliable parts like this seal. Trust Kohler for durable, genuine replacements.
| Pros | Cons |
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Perfect For:
This KOHLER Genuine Part is perfect for homeowners who need a reliable seal for their single flush canister toilets. It’s chemical resistant and built to last, making it ideal for everyday use.
Ready to Purchase?
6. Hebewater Canister Flush Valve Replacement Kit, Compatible with Kohler GP1229656, K-1188999, K-1188998, for AquaPiston System, Includes Center Guide, Cap and Chain, Toilet Tank Repair Kit.

The Hebewater Canister Flush Valve Replacement Kit is made for Kohler GP1229656 and AquaPiston systems. It fixes broken or worn parts in your toilet tank.
This kit includes a valve cover, guiding piece, and chain. It stops leaks, improves flushing, and prevents jams. A full repair set saves you money.
The parts are strong ABS plastic, built to last under pressure. No tools needed for setup. Works with most toilet styles, home or commercial.
| Pros | Cons |
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Perfect For:
This Hebewater Canister Flush Valve Replacement Kit is perfect for anyone with a Kohler toilet that needs a quick fix. It’s easy to install, saves money, and works with many toilet styles.
Ready to Purchase?
7. Flush Valve Seal for Kohler, 3 Pack Upgraded Silicone Material Canister Flush Valve Toilet Gasket Replacement Parts for K-GP1059291, Easy to Install and Uninstall

Fix leaks and stop ghost flushes with our upgraded silicone flush valve seal. It’s a perfect fit for Kohler K-GP1059291 canister flush valves. Works with K-4436 parts too.
Made from high-quality silicone, this seal lasts longer than rubber ones. It resists chlorine and chemicals in water, ensuring a long service life. Fits all Kohler toilets with canister flush valves.
Easy to install and remove, thanks to its smart lip design. Comes in a 3-pack, so you always have spares ready.
| Pros | Cons |
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Perfect For:
This flush valve seal is perfect for anyone with a Kohler toilet who wants to fix leaks or prevent ghost flushes. It’s easy to install and made of durable silicone, so it lasts longer.
Ready to Purchase?
8. KOHLER Silent Fill Toilet Valve Kit, Genuine Part GP1138930, Adjustable with Multiple Fill-Rate Inserts

The KOHLER Silent Fill Toilet Valve Kit makes your toilet tank fill quietly. It comes with adjustable inserts to save water. This genuine part is designed for Kohler Class 5 toilets.
Check the shank color to ensure the right fit: grey for this part, black for another. Cap color may vary, and avoid abrasive cleaners to keep it in good shape.
| Pros | Cons |
|---|---|
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Perfect For:
This KOHLER Silent Fill Toilet Valve Kit is perfect for anyone who wants a quiet, water-saving toilet. It’s easy to install and works great with Kohler Class 5 toilets.
Ready to Purchase?
9. KOHLER 3″ Toilet Flush Valve Kit, Black, Compatible with Kohler Wellworth toilets, 3″ Canister with a 3″ Outlet, GENUINE PART 1069722

The KOHLER 3″ Toilet Flush Valve Kit is a genuine replacement part designed for Kohler Wellworth toilets. It features a 3″ canister with a 3″ outlet, ensuring a perfect fit and reliable performance.
This kit is specifically compatible with the Kohler Wellworth Highline Classic tank, model number K-4632. To confirm compatibility, simply check inside your toilet tank’s back wall for the model number.
Easy to install, durable, and built to last. A trusted solution for your toilet repair needs.
| Pros | Cons |
|---|---|
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Perfect For:
This KOHLER 3″ Toilet Flush Valve Kit is perfect for homeowners with Kohler Wellworth toilets. It’s easy to install and fixes common flushing issues.
Ready to Purchase?
10. Kohler Part 85406 2″ Toilet Flush Valve Kit, Colors may vary

The Kohler Part 85406 is a 2″ toilet flush valve kit. It works with Wellworth, Highline, and other Kohler toilets. This kit is a genuine Kohler part, ensuring quality.
It includes a flush valve, 2″ flapper, triangle gasket, and bolts. This kit optimizes toilet flushing performance. It replaces the black flush valve with a red flapper.
It also replaces part number 84246. This kit is easy to install and improves your toilet’s function.
| Pros | Cons |
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Perfect For:
This Kohler 2″ Toilet Flush Valve Kit is perfect for anyone needing a reliable fix for their Kohler toilet. It’s easy to install and works great for Wellworth, Highline, and other Kohler models.
Ready to Purchase?
Buying Guide
Kohler toilets are reliable, but parts wear out. Finding the right repair parts saves money and keeps your toilet working like new. This guide makes it easy to choose the best Kohler toilet repair parts.
We’ve done the research for you. No guesswork, no hassle, just clear, simple advice. You’ll find genuine Kohler parts that fit perfectly and last longer. Whether fixing a leaky valve or upgrading your flush, this guide has you covered. Trust us to help you make the right choice and keep your toilet running smoothly.
Factors to Consider When Buying Kohler Toilet Repair Parts:
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Compatibility:
Check your toilet model number to ensure the part fits. Look inside the tank’s back wall for the number. -
Genuine Parts:
Always choose Kohler genuine parts to protect your warranty and ensure quality. Look for the KOHLER GENUINE PARTS logo. -
Material Quality:
Opt for parts made from durable materials like ABS plastic or silicone for longer-lasting performance. -
Ease of Installation:
Pick parts that are easy to install, saving you time and effort. Some kits require no tools. -
Functionality:
Consider if the part fixes specific issues like leaks, ghost flushes, or poor flushing. -
Adjustability:
Choose parts with adjustable features, like fill valves, for better control and water savings. -
Longevity:
Select chemical-resistant and wear-resistant parts to ensure they last longer under pressure. -
Kit Inclusions:
Look for kits that include all necessary components, like gaskets, chains, and guides, for a complete repair. -
Price and Value:
Compare prices and choose parts that offer the best value without compromising quality.
With these factors in mind, you’ll find the perfect Kohler toilet repair parts to keep your toilet in top shape.